diff --git a/README.md b/README.md
index 48bf571..02d809a 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,4 @@ Alternatively you can just link to the individual files themselves like so:
     <script type="text/javascript" src="src/StatementsResult.js"></script>
     <script type="text/javascript" src="src/State.js"></script>
     <script type="text/javascript" src="src/ActivityProfile.js"></script>
+    <script type="text/javascript" src="src/AgentProfile.js"></script>
diff --git a/build.js b/build.js
index e2507db..8935a4b 100755
--- a/build.js
+++ b/build.js
@@ -34,6 +34,7 @@ new gear.Queue(
         ,'src/StatementsResult.js'
         ,'src/State.js'
         ,'src/ActivityProfile.js'
+        ,'src/AgentProfile.js'
     ]
 )
 .log("Linting")
diff --git a/build/tincan-min.js b/build/tincan-min.js
index 114b254..6513915 100644
--- a/build/tincan-min.js
+++ b/build/tincan-min.js
@@ -14,4 +14,4 @@
     See the License for the specific language governing permissions and
     limitations under the License.
 */
-;var TinCan;(function(){"use strict";var _environment=null,_reservedQSParams={statementId:!0,voidedStatementId:!0,verb:!0,object:!0,registration:!0,context:!0,actor:!0,since:!0,until:!0,limit:!0,authoritative:!0,sparse:!0,instructor:!0,ascending:!0,continueToken:!0,agent:!0,activityId:!0,stateId:!0,profileId:!0,activity_platform:!0,grouping:!0,"Accept-Language":!0};TinCan=function(a){this.log("constructor"),this.environment=null,this.recordStores=[],this.actor=null,this.activity=null,this.registration=null,this.context=null,this.init(a)},TinCan.prototype={LOG_SRC:"TinCan",log:function(a,b){TinCan.DEBUG&&typeof console!="undefined"&&console.log&&(b=b||this.LOG_SRC||"TinCan",console.log("TinCan."+b+": "+a))},init:function(a){this.log("init");var b;a=a||{},a.hasOwnProperty("url")&&a.url!==""&&this._initFromQueryString(a.url);if(a.hasOwnProperty("recordStores")&&a.recordStores!==undefined)for(b=0;b<a.recordStores.length;b+=1)this.addRecordStore(a.recordStores[b]);a.hasOwnProperty("activity")&&(a.activity instanceof TinCan.Activity?this.activity=a.activity:this.activity=new TinCan.Activity(a.activity))},_initFromQueryString:function(a){this.log("_initFromQueryString");var b,c,d=TinCan.Utils.parseURL(a).params,e=["endpoint","auth"],f={},g,h,i=null;if(d.hasOwnProperty("actor")){this.log("_initFromQueryString - found actor: "+d.actor);try{this.actor=TinCan.Agent.fromJSON(d.actor),delete d.actor}catch(j){this.log("_initFromQueryString - failed to set actor: "+j)}}d.hasOwnProperty("activity_id")&&(this.activity=new TinCan.Activity({id:d.activity_id}),delete d.activity_id);if(d.hasOwnProperty("activity_platform")||d.hasOwnProperty("registration")||d.hasOwnProperty("grouping"))h={},d.hasOwnProperty("activity_platform")&&(h.platform=d.activity_platform,delete d.activity_platform),d.hasOwnProperty("registration")&&(h.registration=this.registration=d.registration,delete d.registration),d.hasOwnProperty("grouping")&&(h.contextActivities={},h.contextActivities.grouping=d.grouping,delete d.grouping),this.context=new TinCan.Context(h);if(d.hasOwnProperty("endpoint")){for(b=0;b<e.length;b+=1)c=e[b],d.hasOwnProperty(c)&&(f[c]=d[c],delete d[c]);for(b in d)d.hasOwnProperty(b)&&(_reservedQSParams.hasOwnProperty(b)?delete d[b]:(i=i||{},i[b]=d[b]));i!==null&&(f.extended=i),f.allowFail=!1,this.addRecordStore(f)}},addRecordStore:function(a){this.log("addRecordStore");var b;a instanceof TinCan.LRS?b=a:b=new TinCan.LRS(a),this.recordStores.push(b)},prepareStatement:function(a){return this.log("prepareStatement"),a instanceof TinCan.Statement||(a=new TinCan.Statement(a)),a.actor===null&&this.actor!==null&&(a.actor=this.actor),a.target===null&&this.activity!==null&&(a.target=this.activity),this.context!==null&&(a.context===null?a.context=this.context:(a.context.registration===null&&(a.context.registration=this.context.registration),a.context.platform===null&&(a.context.platform=this.context.platform),this.context.contextActivities!==null&&(a.context.contextActivities===null?a.context.contextActivities=this.context.contextActivities:(this.context.contextActivities.grouping!==null&&a.context.contextActivities.grouping===null&&(a.context.contextActivities.grouping=this.context.contextActivities.grouping),this.context.contextActivities.parent!==null&&a.context.contextActivities.parent===null&&(a.context.contextActivities.parent=this.context.contextActivities.parent),this.context.contextActivities.other!==null&&a.context.contextActivities.other===null&&(a.context.contextActivities.other=this.context.contextActivities.other))))),a},sendStatement:function(a,b){this.log("sendStatement");var c=this,d,e=this.prepareStatement(a),f=this.recordStores.length,g,h,i=[],j,k=[];if(f>0){typeof b=="function"&&(j=function(a,d){var g;c.log("sendStatement - callbackWrapper: "+f),f>1?(f-=1,k.push({err:a,xhr:d})):f===1?(k.push({err:a,xhr:d}),g=[k,e],b.apply(this,g)):c.log("sendStatement - unexpected record store count: "+f)});for(g=0;g<f;g+=1)d=this.recordStores[g],i.push(d.saveStatement(e,{callback:j}))}else h="[warning] sendStatement: No LRSs added yet (statement not sent)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+h):this.log(h),typeof b=="function"&&b.apply(this,[null,e]);return{statement:e,results:i}},getStatement:function(a,b){this.log("getStatement");var c,d;if(this.recordStores.length>0)return c=this.recordStores[0],c.retrieveStatement(a,{callback:b});d="[warning] getStatement: No LRSs added yet (statement not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+d):this.log(d)},voidStatement:function(a,b,c){this.log("voidStatement");var d=this,e,f,g,h=this.recordStores.length,i,j,k=[],l,m=[];a instanceof TinCan.Statement&&(a=a.id),typeof c.actor!="undefined"?f=c.actor:this.actor!==null&&(f=this.actor),g=new TinCan.Statement({actor:f,verb:{id:"http://adlnet.gov/expapi/verbs/voided"},target:{objectType:"StatementRef",id:a}});if(h>0){typeof b=="function"&&(l=function(a,c){var e;d.log("voidStatement - callbackWrapper: "+h),h>1?(h-=1,m.push({err:a,xhr:c})):h===1?(m.push({err:a,xhr:c}),e=[m,g],b.apply(this,e)):d.log("voidStatement - unexpected record store count: "+h)});for(i=0;i<h;i+=1)e=this.recordStores[i],k.push(e.saveStatement(g,{callback:l}))}else j="[warning] voidStatement: No LRSs added yet (statement not sent)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+j):this.log(j),typeof b=="function"&&b.apply(this,[null,g]);return{statement:g,results:k}},getVoidedStatement:function(a,b){this.log("getVoidedStatement");var c,d;if(this.recordStores.length>0)return c=this.recordStores[0],c.retrieveVoidedStatement(a,{callback:b});d="[warning] getVoidedStatement: No LRSs added yet (statement not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+d):this.log(d)},sendStatements:function(a,b){this.log("sendStatements");var c=this,d,e=[],f=this.recordStores.length,g,h,i=[],j,k=[];if(a.length===0)typeof b=="function"&&b.apply(this,[null,e]);else{for(g=0;g<a.length;g+=1)e.push(this.prepareStatement(a[g]));if(f>0){typeof b=="function"&&(j=function(a,d){var g;c.log("sendStatements - callbackWrapper: "+f),f>1?(f-=1,k.push({err:a,xhr:d})):f===1?(k.push({err:a,xhr:d}),g=[k,e],b.apply(this,g)):c.log("sendStatements - unexpected record store count: "+f)});for(g=0;g<f;g+=1)d=this.recordStores[g],i.push(d.saveStatements(e,{callback:j}))}else h="[warning] sendStatements: No LRSs added yet (statements not sent)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+h):this.log(h),typeof b=="function"&&b.apply(this,[null,e])}return{statements:e,results:i}},getStatements:function(a){this.log("getStatements");var b={},c,d,e;if(this.recordStores.length>0)return c=this.recordStores[0],a=a||{},d=a.params||{},a.sendActor&&this.actor!==null&&(c.version==="0.9"||c.version==="0.95"?d.actor=this.actor:d.agent=this.actor),a.sendActivity&&this.activity!==null&&(c.version==="0.9"||c.version==="0.95"?d.target=this.activity:d.activity=this.activity),typeof d.registration=="undefined"&&this.registration!==null&&(d.registration=this.registration),b={params:d},typeof a.callback!="undefined"&&(b.callback=a.callback),c.queryStatements(b);e="[warning] getStatements: No LRSs added yet (statements not read)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},getState:function(a,b){this.log("getState");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={agent:typeof b.agent!="undefined"?b.agent:this.actor,activity:typeof b.activity!="undefined"?b.activity:this.activity},typeof b.registration!="undefined"?c.registration=b.registration:this.registration!==null&&(c.registration=this.registration),typeof b.callback!="undefined"&&(c.callback=b.callback),d.retrieveState(a,c);e="[warning] getState: No LRSs added yet (state not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},setState:function(a,b,c){this.log("setState");var d,e,f;if(this.recordStores.length>0)return e=this.recordStores[0],c=c||{},d={agent:typeof c.agent!="undefined"?c.agent:this.actor,activity:typeof c.activity!="undefined"?c.activity:this.activity},typeof c.registration!="undefined"?d.registration=c.registration:this.registration!==null&&(d.registration=this.registration),typeof c.lastSHA1!="undefined"&&(d.lastSHA1=c.lastSHA1),typeof c.callback!="undefined"&&(d.callback=c.callback),e.saveState(a,b,d);f="[warning] setState: No LRSs added yet (state not saved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+f):this.log(f)},deleteState:function(a,b){this.log("deleteState");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={agent:typeof b.agent!="undefined"?b.agent:this.actor,activity:typeof b.activity!="undefined"?b.activity:this.activity},typeof b.registration!="undefined"?c.registration=b.registration:this.registration!==null&&(c.registration=this.registration),typeof b.callback!="undefined"&&(c.callback=b.callback),d.dropState(a,c);e="[warning] deleteState: No LRSs added yet (state not deleted)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},getActivityProfile:function(a,b){this.log("getActivityProfile");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={activity:typeof b.activity!="undefined"?b.activity:this.activity},typeof b.callback!="undefined"&&(c.callback=b.callback),d.retrieveActivityProfile(a,c);e="[warning] getActivityProfile: No LRSs added yet (activity profile not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},setActivityProfile:function(a,b,c){this.log("setActivityProfile");var d,e,f;if(this.recordStores.length>0)return e=this.recordStores[0],c=c||{},d={activity:typeof c.activity!="undefined"?c.activity:this.activity},typeof c.callback!="undefined"&&(d.callback=c.callback),typeof c.lastSHA1!="undefined"&&(d.lastSHA1=c.lastSHA1),e.saveActivityProfile(a,b,d);f="[warning] setActivityProfile: No LRSs added yet (activity profile not saved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+f):this.log(f)},deleteActivityProfile:function(a,b){this.log("deleteActivityProfile");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={activity:typeof b.activity!="undefined"?b.activity:this.activity},typeof b.callback!="undefined"&&(c.callback=b.callback),d.dropActivityProfile(a,c);e="[warning] deleteActivityProfile: No LRSs added yet (activity profile not deleted)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)}},TinCan.DEBUG=!1,TinCan.enableDebug=function(){TinCan.DEBUG=!0},TinCan.disableDebug=function(){TinCan.DEBUG=!1},TinCan.versions=function(){return["1.0.0","0.95","0.9"]},TinCan.environment=function(){return _environment===null&&(_environment={},typeof window!="undefined"?(_environment.isBrowser=!0,_environment.hasCORS=!1,_environment.useXDR=!1,typeof XMLHttpRequest!="undefined"&&typeof (new XMLHttpRequest).withCredentials!="undefined"?_environment.hasCORS=!0:typeof XDomainRequest!="undefined"&&(_environment.hasCORS=!0,_environment.useXDR=!0)):_environment.isBrowser=!1),_environment},TinCan.environment().isBrowser&&(window.JSON||(window.JSON={parse:function(sJSON){return eval("("+sJSON+")")},stringify:function(a){var b="",c,d;if(a instanceof Object){if(a.constructor===Array){for(c=0;c<a.length;c+=1)b+=this.stringify(a[c])+",";return"["+b.substr(0,b.length-1)+"]"}if(a.toString!==Object.prototype.toString)return'"'+a.toString().replace(/"/g,"\\$&")+'"';for(d in a)a.hasOwnProperty(d)&&(b+='"'+d.replace(/"/g,"\\$&")+'":'+this.stringify(a[d])+",");return"{"+b.substr(0,b.length-1)+"}"}return typeof a=="string"?'"'+a.replace(/"/g,"\\$&")+'"':String(a)}}),Date.now||(Date.now=function(){return+(new Date)}))})(),function(){"use strict",TinCan.Utils={getUUID:function(){return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,function(a){var b=Math.random()*16|0,c=a=="x"?b:b&3|8;return c.toString(16)})},getISODateString:function(a){function b(a,b){var c,d;if(typeof a=="undefined"||a===null)a=0;if(typeof b=="undefined"||b===null)b=2;c=Math.pow(10,b-1),d=a.toString();while(a<c&&c>1)d="0"+d,c/=10;return d}return a.getUTCFullYear()+"-"+b(a.getUTCMonth()+1)+"-"+b(a.getUTCDate())+"T"+b(a.getUTCHours())+":"+b(a.getUTCMinutes())+":"+b(a.getUTCSeconds())+"."+b(a.getUTCMilliseconds(),3)+"Z"},getSHA1String:function(a){return CryptoJS.SHA1(a).toString(CryptoJS.enc.Hex)},getBase64String:function(a){return CryptoJS.enc.Base64.stringify(CryptoJS.enc.Latin1.parse(a))},getLangDictionaryValue:function(a,b){var c=this[a],d;if(typeof b!="undefined"&&typeof c[b]!="undefined")return c[b];if(typeof c.und!="undefined")return c.und;if(typeof c["en-US"]!="undefined")return c["en-US"];for(d in c)if(c.hasOwnProperty(d))return c[d];return""},parseURL:function(a){var b=String(a).split("?"),c,d,e,f={};if(b.length===2){c=b[1].split("&");for(e=0;e<c.length;e+=1)d=c[e].split("="),d.length===2&&d[0]&&(f[d[0]]=decodeURIComponent(d[1]))}return{path:b[0],params:f}},getServerRoot:function(a){var b=a.split("/");return b[0]+"//"+b[2]}}}(),function(){"use strict";var a="xdr",b="native",c=TinCan.LRS=function(a){this.log("constructor"),this.endpoint=null,this.version=null,this.auth=null,this.allowFail=!0,this.alertOnRequestFailure=!0,this.extended=null,this._requestMode=b,this.init(a)};c.prototype={LOG_SRC:"LRS",log:TinCan.prototype.log,init:function(b){this.log("init");var c,d,e,f,g=TinCan.environment(),h=TinCan.versions(),i=!1,j;b=b||{},b.hasOwnProperty("alertOnRequestFailure")&&(this.alertOnRequestFailure=b.alertOnRequestFailure);if(!b.hasOwnProperty("endpoint"))throw g.isBrowser&&this.alertOnRequestFailure&&alert("[error] LRS invalid: no endpoint"),{code:3,mesg:"LRS invalid: no endpoint"};this.endpoint=b.endpoint,this.endpoint.slice(-1)!=="/"&&(this.log("adding trailing slash to endpoint"),this.endpoint+="/"),b.hasOwnProperty("allowFail")&&(this.allowFail=b.allowFail),b.hasOwnProperty("auth")?this.auth=b.auth:b.hasOwnProperty("username")&&b.hasOwnProperty("password")&&(this.auth="Basic "+TinCan.Utils.getBase64String(b.username+":"+b.password)),b.hasOwnProperty("extended")&&(this.extended=b.extended);if(g.isBrowser){c=this.endpoint.toLowerCase().match(/([A-Za-z]+:)\/\/([^:\/]+):?(\d+)?(\/.*)?$/);if(c===null)throw this.alertOnRequestFailure&&alert("[error] LRS invalid: failed to divide URL parts"),{code:4,mesg:"LRS invalid: failed to divide URL parts"};e=location.port,d=location.protocol.toLowerCase()===c[1],e===""&&(e=location.protocol.toLowerCase()==="http:"?"80":location.protocol.toLowerCase()==="https:"?"443":""),f=!d||location.hostname.toLowerCase()!==c[2]||e!==(c[3]!==null&&typeof c[3]!="undefined"&&c[3]!==""?c[3]:c[1]==="http:"?"80":c[1]==="https:"?"443":"");if(f)if(g.hasCORS){if(g.useXDR&&d)this._requestMode=a;else if(g.useXDR&&!d){if(!b.allowFail)throw this.alertOnRequestFailure&&alert("[error] LRS invalid: cross domain request for differing scheme in IE with XDR"),{code:2,mesg:"LRS invalid: cross domain request for differing scheme in IE with XDR"};this.alertOnRequestFailure&&alert("[warning] LRS invalid: cross domain request for differing scheme in IE with XDR")}}else{if(!b.allowFail)throw this.alertOnRequestFailure&&alert("[error] LRS invalid: cross domain requests not supported in this browser"),{code:1,mesg:"LRS invalid: cross domain requests not supported in this browser"};this.alertOnRequestFailure&&alert("[warning] LRS invalid: cross domain requests not supported in this browser")}}else this.log("Unrecognized environment not supported: "+g);if(typeof b.version!="undefined"){this.log("version: "+b.version);for(j=0;j<h.length;j+=1)if(h[j]===b.version){i=!0;break}if(!i)throw g.isBrowser&&this.alertOnRequestFailure&&alert("[error] LRS invalid: version not supported ("+b.version+")"),{code:5,mesg:"LRS invalid: version not supported ("+b.version+")"};this.version=b.version}else this.version=h[0]},sendRequest:function(c){function o(){n.log("requestComplete: "+e+", xhr.status: "+d.status);var a,b;b=d.status===1223?204:d.status;if(!!e)return j;e=!0,a=c.ignore404&&b===404;if(!(b===undefined||b>=200&&b<400||a))return b>0&&(j={err:b,xhr:d},n.alertOnRequestFailure&&alert("[warning] There was a problem communicating with the Learning Record Store. ("+b+" | "+d.responseText+")"),c.callback&&c.callback(b,d)),j;if(!c.callback)return j={err:null,xhr:d},j;c.callback(null,d)}this.log("sendRequest");var d,e=!1,f=window.location,g=this.endpoint+c.url,h={},i,j,k,l,m=[],n=this;c.url.indexOf("http")===0&&(g=c.url);if(this.extended!==null){c.params=c.params||{};for(l in this.extended)this.extended.hasOwnProperty(l)&&(c.params.hasOwnProperty(l)||this.extended[l]!==null&&(c.params[l]=this.extended[l]))}h["Content-Type"]="application/json",h.Authorization=this.auth,this.version!=="0.9"&&(h["X-Experience-API-Version"]=this.version);for(l in c.headers)c.headers.hasOwnProperty(l)&&(h[l]=c.headers[l]);if(this._requestMode===b){this.log("sendRequest using XMLHttpRequest");for(l in c.params)c.params.hasOwnProperty(l)&&m.push(l+"="+encodeURIComponent(c.params[l]));m.length>0&&(g+="?"+m.join("&")),this.log("sendRequest using XMLHttpRequest - async: "+(typeof c.callback!="undefined")),typeof XMLHttpRequest!="undefined"?d=new XMLHttpRequest:d=new ActiveXObject("Microsoft.XMLHTTP"),d.open(c.method,g,typeof c.callback!="undefined");for(l in h)h.hasOwnProperty(l)&&d.setRequestHeader(l,h[l]);typeof c.data!="undefined"&&(c.data+=""),i=c.data,d.onreadystatechange=function(){n.log("xhr.onreadystatechange - xhr.readyState: "+d.readyState),d.readyState===4&&o()}}else if(this._requestMode===a){this.log("sendRequest using XDomainRequest"),g+="?method="+c.method;for(l in c.params)c.params.hasOwnProperty(l)&&m.push(l+"="+encodeURIComponent(c.params[l]));for(l in h)h.hasOwnProperty(l)&&m.push(l+"="+encodeURIComponent(h[l]));c.data!==null&&m.push("content="+encodeURIComponent(c.data)),i=m.join("&"),d=new XDomainRequest,d.open("POST",g),d.onload=function(){o()},d.onerror=function(){o()}}else this.log("sendRequest unrecognized _requestMode: "+this._requestMode);try{d.send(i)}catch(p){this.log("sendRequest caught send exception: "+p)}if(!c.callback){if(this._requestMode===a){k=1e3+Date.now(),this.log("sendRequest - until: "+k+", finished: "+e);while(Date.now()<k&&!e)this.__delay()}return o()}return d},saveStatement:function(a,b){this.log("saveStatement");var c;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return b=b||{},c={url:"statements",data:JSON.stringify(a.asVersion(this.version))},a.id!==null?(c.method="PUT",c.params={statementId:a.id}):c.method="POST",typeof b.callback!="undefined"&&(c.callback=b.callback),this.sendRequest(c)},retrieveStatement:function(a,b){this.log("retrieveStatement");var c,d,e;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return b=b||{},c={url:"statements",method:"GET",params:{statementId:a}},typeof b.callback!="undefined"&&(e=function(a,c){var d=c;a===null&&(d=TinCan.Statement.fromJSON(c.responseText)),b.callback(a,d)},c.callback=e),d=this.sendRequest(c),e||(d.statement=null,d.err===null&&(d.statement=TinCan.Statement.fromJSON(d.xhr.responseText))),d},retrieveVoidedStatement:function(a,b){this.log("retrieveStatement");var c,d,e;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return b=b||{},c={url:"statements",method:"GET",params:{}},this.version==="0.9"||this.version==="0.95"?c.params.statementId=a:c.params.voidedStatementId=a,typeof b.callback!="undefined"&&(e=function(a,c){var d=c;a===null&&(d=TinCan.Statement.fromJSON(c.responseText)),b.callback(a,d)},c.callback=e),d=this.sendRequest(c),e||(d.statement=null,d.err===null&&(d.statement=TinCan.Statement.fromJSON(d.xhr.responseText))),d},saveStatements:function(a,b){this.log("saveStatements");var c,d=[],e;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}b=b||{};if(a.length===0){typeof b.callback!="undefined"&&b.callback.apply(this,["no statements"]);return}for(e=0;e<a.length;e+=1)d.push(a[e].asVersion(this.version));return c={url:"statements",method:"POST",data:JSON.stringify(d)},typeof b.callback!="undefined"&&(c.callback=b.callback),this.sendRequest(c)},queryStatements:function(a){this.log("queryStatements");var b,c,d;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}a=a||{},a.params=a.params||{};try{b=this._queryStatementsRequestCfg(a)}catch(e){return TinCan.environment().isBrowser&&this.alertOnRequestFailure&&alert("[error] Query statements failed - "+e),typeof a.callback!="undefined"&&a.callback(e,{}),{err:e,statementsResult:null}}return typeof a.callback!="undefined"&&(d=function(b,c){var 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a=TinCan.Activity=function(a){this.log("constructor"),this.objectType="Activity",this.id=null,this.definition=null,this.init(a)};a.prototype={LOG_SRC:"Activity",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["id"];a=a||{},a.hasOwnProperty("definition")&&(a.definition instanceof TinCan.ActivityDefinition?this.definition=a.definition:this.definition=new TinCan.ActivityDefinition(a.definition));for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]])},toString:function(a){this.log("toString");var b="";if(this.definition!==null){b=this.definition.toString(a);if(b!=="")return b}return this.id!==null?this.id:"Activity: unidentified"},asVersion:function(a){this.log("asVersion");var b={id:this.id,objectType:this.objectType};return a=a||TinCan.versions()[0],this.definition!==null&&(b.definition=this.definition.asVersion(a)),b}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.ContextActivities=function(a){this.log("constructor"),this.parent=null,this.grouping=null,this.other=null,this.init(a)};a.prototype={LOG_SRC:"ContextActivities",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c,d=["parent","grouping","other"],e,f;a=a||{};for(b=0;b<d.length;b+=1){e=d[b];if(a.hasOwnProperty(e)&&a[e]!==null)if(Object.prototype.toString.call(a[e])==="[object Array]")for(c=0;c<a[e].length;c+=1)this.add(e,a[e][c]);else f=a[e],this.add(e,f)}},add:function(a,b){if(a!=="parent"&&a!=="grouping"&&a!=="other")return;return this[a]===null&&(this[a]=[]),b instanceof TinCan.Activity||(b=typeof b=="string"?{id:b}:b,b=new TinCan.Activity(b)),this[a].push(b),this[a].length-1},asVersion:function(a){this.log("asVersion");var b={},c=["parent","grouping","other"],d,e,f;a=a||TinCan.versions()[0];for(d=0;d<c.length;d+=1)if(this[c[d]]!==null&&this[c[d]].length>0)if(a==="0.9"||a==="0.95")this[c[d]].length>1&&this.log("[WARNING] version does not support multiple values 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a=TinCan.StatementRef=function(a){this.log("constructor"),this.id=null,this.init(a)};a.prototype={objectType:"StatementRef",LOG_SRC:"StatementRef",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["id"],d;a=a||{};for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]])},toString:function(a){return this.log("toString"),this.id},asVersion:function(a){this.log("asVersion");var b={objectType:this.objectType,id:this.id};return a==="0.9"&&(b.objectType="Statement"),b}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.SubStatement=function(a){this.log("constructor"),this.actor=null,this.verb=null,this.target=null,this.result=null,this.context=null,this.timestamp=null,this.init(a)};a.prototype={objectType:"SubStatement",LOG_SRC:"SubStatement",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["timestamp"],d;a=a||{},a.hasOwnProperty("object")&&(a.target=a.object);if(a.hasOwnProperty("actor")){if(typeof a.actor.objectType=="undefined"||a.actor.objectType==="Person")a.actor.objectType="Agent";a.actor.objectType==="Agent"?a.actor instanceof TinCan.Agent?this.actor=a.actor:this.actor=new TinCan.Agent(a.actor):a.actor.objectType==="Group"&&(a.actor instanceof TinCan.Group?this.actor=a.actor:this.actor=new TinCan.Group(a.actor))}a.hasOwnProperty("verb")&&(a.verb instanceof TinCan.Verb?this.verb=a.verb:this.verb=new TinCan.Verb(a.verb)),a.hasOwnProperty("target")&&(a.target instanceof TinCan.Activity||a.target instanceof TinCan.Agent||a.target instanceof TinCan.Group||a.target instanceof TinCan.SubStatement||a.target instanceof TinCan.StatementRef?this.target=a.target:(typeof a.target.objectType=="undefined"&&(a.target.objectType="Activity"),a.target.objectType==="Activity"?this.target=new TinCan.Activity(a.target):a.target.objectType==="Agent"?this.target=new TinCan.Agent(a.target):a.target.objectType==="Group"?this.target=new TinCan.Group(a.target):a.target.objectType==="SubStatement"?this.target=new TinCan.SubStatement(a.target):a.target.objectType==="StatementRef"?this.target=new TinCan.StatementRef(a.target):this.log("Unrecognized target type: "+a.target.objectType))),a.hasOwnProperty("result")&&(a.result instanceof TinCan.Result?this.result=a.result:this.result=new TinCan.Result(a.result)),a.hasOwnProperty("context")&&(a.context instanceof TinCan.Context?this.context=a.context:this.context=new TinCan.Context(a.context));for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]])},toString:function(a){return this.log("toString"),(this.actor!==null?this.actor.toString(a):"")+" "+(this.verb!==null?this.verb.toString(a):"")+" "+(this.target!==null?this.target.toString(a):"")},asVersion:function(a){this.log("asVersion");var b,c=["timestamp"],d=["result","context"],e;a=a||TinCan.versions()[0],b={objectType:this.objectType,actor:this.actor.asVersion(a),verb:this.verb.asVersion(a),object:this.target.asVersion(a)};for(e=0;e<c.length;e+=1)this[c[e]]!==null&&(b[c[e]]=this[c[e]]);for(e=0;e<d.length;e+=1)this[d[e]]!==null&&(b[d[e]]=this[d[e]].asVersion(a));return b}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.Statement=function(a,b){this.log("constructor"),typeof b=="number"?b={storeOriginal:b}:b=b||{},typeof b.storeOriginal=="undefined"&&(b.storeOriginal=null),typeof b.doStamp=="undefined"&&(b.doStamp=!0),this.id=null,this.actor=null,this.verb=null,this.target=null,this.result=null,this.context=null,this.timestamp=null,this.stored=null,this.authority=null,this.version=null,this.degraded=!1,this.voided=null,this.inProgress=null,this.originalJSON=null,this.init(a,b)};a.prototype={LOG_SRC:"Statement",log:TinCan.prototype.log,init:function(a,b){this.log("init");var c,d=["id","stored","timestamp","version","inProgress","voided"],e;a=a||{},b.storeOriginal&&(this.originalJSON=JSON.stringify(a,null,b.storeOriginal)),a.hasOwnProperty("object")&&(a.target=a.object);if(a.hasOwnProperty("actor")){if(typeof a.actor.objectType=="undefined"||a.actor.objectType==="Person")a.actor.objectType="Agent";a.actor.objectType==="Agent"?a.actor instanceof TinCan.Agent?this.actor=a.actor:this.actor=new TinCan.Agent(a.actor):a.actor.objectType==="Group"&&(a.actor instanceof TinCan.Group?this.actor=a.actor:this.actor=new 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b={},c=["id","timestamp"],d=["actor","verb","result","context","authority"],e;a=a||TinCan.versions()[0];for(e=0;e<c.length;e+=1)this[c[e]]!==null&&(b[c[e]]=this[c[e]]);for(e=0;e<d.length;e+=1)this[d[e]]!==null&&(b[d[e]]=this[d[e]].asVersion(a));return this.target!==null&&(b.object=this.target.asVersion(a)),(a==="0.9"||a==="0.95")&&this.voided!==null&&(b.voided=this.voided),a==="0.9"&&this.inProgress!==null&&(b.inProgress=this.inProgress),b},stamp:function(){this.log("stamp"),this.id===null&&(this.id=TinCan.Utils.getUUID()),this.timestamp===null&&(this.timestamp=TinCan.Utils.getISODateString(new Date))}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.StatementsResult=function(a){this.log("constructor"),this.statements=null,this.more=null,this.init(a)};a.prototype={LOG_SRC:"StatementsResult",log:TinCan.prototype.log,init:function(a){this.log("init"),a=a||{},a.hasOwnProperty("statements")&&(this.statements=a.statements),a.hasOwnProperty("more")&&(this.more=a.more)}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c,d=[],e,f;try{c=JSON.parse(b)}catch(g){a.prototype.log("fromJSON - JSON.parse error: "+g)}if(c){for(f=0;f<c.statements.length;f+=1){try{e=new TinCan.Statement(c.statements[f],4)}catch(h){a.prototype.log("fromJSON - statement instantiation failed: "+h+" ("+JSON.stringify(c.statements[f])+")"),e=new TinCan.Statement({id:c.statements[f].id},4)}d.push(e)}c.statements=d}return new a(c)}}(),function(){"use strict";var a=TinCan.State=function(a){this.log("constructor"),this.id=null,this.updated=null,this.contents=null,this.etag=null,this.init(a)};a.prototype={LOG_SRC:"State",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["id","contents"],d;a=a||{};for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]]);this.updated=!1}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.ActivityProfile=function(a){this.log("constructor"),this.id=null,this.activity=null,this.updated=null,this.contents=null,this.etag=null,this.init(a)};a.prototype={LOG_SRC:"ActivityProfile",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["id","contents","etag"],d;a=a||{},a.hasOwnProperty("activity")&&(a.activity instanceof TinCan.Activity?this.activity=a.activity:this.activity=new TinCan.Activity(a.activity));for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]]);this.updated=!1}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}();var CryptoJS=CryptoJS||function(a,b){var c={},d=c.lib={},e=d.Base=function(){function a(){}return{extend:function(b){a.prototype=this;var c=new a;return b&&c.mixIn(b),c.$super=this,c},create:function(){var a=this.extend();return a.init.apply(a,arguments),a},init:function(){},mixIn:function(a){for(var b in a)a.hasOwnProperty(b)&&(this[b]=a[b]);a.hasOwnProperty("toString")&&(this.toString=a.toString)},clone:function(){return this.$super.extend(this)}}}(),f=d.WordArray=e.extend({init:function(a,c){a=this.words=a||[],this.sigBytes=c!=b?c:4*a.length},toString:function(a){return(a||h).stringify(this)},concat:function(a){var b=this.words,c=a.words,d=this.sigBytes,a=a.sigBytes;this.clamp();if(d%4)for(var e=0;e<a;e++)b[d+e>>>2]|=(c[e>>>2]>>>24-8*(e%4)&255)<<24-8*((d+e)%4);else if(65535<c.length)for(e=0;e<a;e+=4)b[d+e>>>2]=c[e>>>2];else b.push.apply(b,c);return this.sigBytes+=a,this},clamp:function(){var b=this.words,c=this.sigBytes;b[c>>>2]&=4294967295<<32-8*(c%4),b.length=a.ceil(c/4)},clone:function(){var a=e.clone.call(this);return a.words=this.words.slice(0),a},random:function(b){for(var c=[],d=0;d<b;d+=4)c.push(4294967296*a.random()|0);return f.create(c,b)}}),g=c.enc={},h=g.Hex={stringify:function(a){for(var b=a.words,a=a.sigBytes,c=[],d=0;d<a;d++){var e=b[d>>>2]>>>24-8*(d%4)&255;c.push((e>>>4).toString(16)),c.push((e&15).toString(16))}return c.join("")},parse:function(a){for(var b=a.length,c=[],d=0;d<b;d+=2)c[d>>>3]|=parseInt(a.substr(d,2),16)<<24-4*(d%8);return f.create(c,b/2)}},i=g.Latin1={stringify:function(a){for(var b=a.words,a=a.sigBytes,c=[],d=0;d<a;d++)c.push(String.fromCharCode(b[d>>>2]>>>24-8*(d%4)&255));return c.join("")},parse:function(a){for(var b=a.length,c=[],d=0;d<b;d++)c[d>>>2]|=(a.charCodeAt(d)&255)<<24-8*(d%4);return f.create(c,b)}},j=g.Utf8={stringify:function(a){try{return decodeURIComponent(escape(i.stringify(a)))}catch(b){throw Error("Malformed UTF-8 data")}},parse:function(a){return i.parse(unescape(encodeURIComponent(a)))}},k=d.BufferedBlockAlgorithm=e.extend({reset:function(){this._data=f.create(),this._nDataBytes=0},_append:function(a){"string"==typeof a&&(a=j.parse(a)),this._data.concat(a),this._nDataBytes+=a.sigBytes},_process:function(b){var c=this._data,d=c.words,e=c.sigBytes,g=this.blockSize,h=e/(4*g),h=b?a.ceil(h):a.max((h|0)-this._minBufferSize,0),b=h*g,e=a.min(4*b,e);if(b){for(var i=0;i<b;i+=g)this._doProcessBlock(d,i);i=d.splice(0,b),c.sigBytes-=e}return f.create(i,e)},clone:function(){var a=e.clone.call(this);return a._data=this._data.clone(),a},_minBufferSize:0});d.Hasher=k.extend({init:function(){this.reset()},reset:function(){k.reset.call(this),this._doReset()},update:function(a){return this._append(a),this._process(),this},finalize:function(a){return a&&this._append(a),this._doFinalize(),this._hash},clone:function(){var a=k.clone.call(this);return a._hash=this._hash.clone(),a},blockSize:16,_createHelper:function(a){return function(b,c){return a.create(c).finalize(b)}},_createHmacHelper:function(a){return function(b,c){return l.HMAC.create(a,c).finalize(b)}}});var l=c.algo={};return c}(Math);(function(){var a=CryptoJS,b=a.lib,c=b.WordArray,b=b.Hasher,d=[],e=a.algo.SHA1=b.extend({_doReset:function(){this._hash=c.create([1732584193,4023233417,2562383102,271733878,3285377520])},_doProcessBlock:function(a,b){for(var c=this._hash.words,e=c[0],f=c[1],g=c[2],i=c[3],j=c[4],k=0;80>k;k++){if(16>k)d[k]=a[b+k]|0;else{var l=d[k-3]^d[k-8]^d[k-14]^d[k-16];d[k]=l<<1|l>>>31}l=(e<<5|e>>>27)+j+d[k],l=20>k?l+((f&g|~f&i)+1518500249):40>k?l+((f^g^i)+1859775393):60>k?l+((f&g|f&i|g&i)-1894007588):l+((f^g^i)-899497514),j=i,i=g,g=f<<30|f>>>2,f=e,e=l}c[0]=c[0]+e|0,c[1]=c[1]+f|0,c[2]=c[2]+g|0,c[3]=c[3]+i|0,c[4]=c[4]+j|0},_doFinalize:function(){var a=this._data,b=a.words,c=8*this._nDataBytes,d=8*a.sigBytes;b[d>>>5]|=128<<24-d%32,b[(d+64>>>9<<4)+15]=c,a.sigBytes=4*b.length,this._process()}});a.SHA1=b._createHelper(e),a.HmacSHA1=b._createHmacHelper(e)})(),function(){var a=CryptoJS,b=a.lib,c=b.WordArray,d=a.enc,e=d.Base64={stringify:function(a){var b=a.words,c=a.sigBytes,d=this._map;a.clamp();var e=[];for(var f=0;f<c;f+=3){var g=b[f>>>2]>>>24-f%4*8&255,h=b[f+1>>>2]>>>24-(f+1)%4*8&255,i=b[f+2>>>2]>>>24-(f+2)%4*8&255,j=g<<16|h<<8|i;for(var k=0;k<4&&f+k*.75<c;k++)e.push(d.charAt(j>>>6*(3-k)&63))}var l=d.charAt(64);if(l)while(e.length%4)e.push(l);return e.join("")},parse:function(a){a=a.replace(/\s/g,"");var b=a.length,d=this._map,e=d.charAt(64);if(e){var f=a.indexOf(e);f!=-1&&(b=f)}var g=[],h=0;for(var i=0;i<b;i++)if(i%4){var j=d.indexOf(a.charAt(i-1))<<i%4*2,k=d.indexOf(a.charAt(i))>>>6-i%4*2;g[h>>>2]|=(j|k)<<24-h%4*8,h++}return c.create(g,h)},_map:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="}}();
+;var TinCan;(function(){"use strict";var _environment=null,_reservedQSParams={statementId:!0,voidedStatementId:!0,verb:!0,object:!0,registration:!0,context:!0,actor:!0,since:!0,until:!0,limit:!0,authoritative:!0,sparse:!0,instructor:!0,ascending:!0,continueToken:!0,agent:!0,activityId:!0,stateId:!0,profileId:!0,activity_platform:!0,grouping:!0,"Accept-Language":!0};TinCan=function(a){this.log("constructor"),this.environment=null,this.recordStores=[],this.actor=null,this.activity=null,this.registration=null,this.context=null,this.init(a)},TinCan.prototype={LOG_SRC:"TinCan",log:function(a,b){TinCan.DEBUG&&typeof console!="undefined"&&console.log&&(b=b||this.LOG_SRC||"TinCan",console.log("TinCan."+b+": "+a))},init:function(a){this.log("init");var b;a=a||{},a.hasOwnProperty("url")&&a.url!==""&&this._initFromQueryString(a.url);if(a.hasOwnProperty("recordStores")&&a.recordStores!==undefined)for(b=0;b<a.recordStores.length;b+=1)this.addRecordStore(a.recordStores[b]);a.hasOwnProperty("activity")&&(a.activity instanceof TinCan.Activity?this.activity=a.activity:this.activity=new TinCan.Activity(a.activity)),a.hasOwnProperty("actor")&&(a.actor instanceof TinCan.Agent?this.actor=a.actor:this.actor=new TinCan.Agent(a.actor)),a.hasOwnProperty("context")&&(a.context instanceof TinCan.Context?this.context=a.context:this.context=new TinCan.Context(a.context)),a.hasOwnProperty("registration")&&(this.registration=a.registration)},_initFromQueryString:function(a){this.log("_initFromQueryString");var b,c,d=TinCan.Utils.parseURL(a).params,e=["endpoint","auth"],f={},g,h,i=null;if(d.hasOwnProperty("actor")){this.log("_initFromQueryString - found actor: "+d.actor);try{this.actor=TinCan.Agent.fromJSON(d.actor),delete d.actor}catch(j){this.log("_initFromQueryString - failed to set actor: "+j)}}d.hasOwnProperty("activity_id")&&(this.activity=new TinCan.Activity({id:d.activity_id}),delete d.activity_id);if(d.hasOwnProperty("activity_platform")||d.hasOwnProperty("registration")||d.hasOwnProperty("grouping"))h={},d.hasOwnProperty("activity_platform")&&(h.platform=d.activity_platform,delete d.activity_platform),d.hasOwnProperty("registration")&&(h.registration=this.registration=d.registration,delete d.registration),d.hasOwnProperty("grouping")&&(h.contextActivities={},h.contextActivities.grouping=d.grouping,delete d.grouping),this.context=new TinCan.Context(h);if(d.hasOwnProperty("endpoint")){for(b=0;b<e.length;b+=1)c=e[b],d.hasOwnProperty(c)&&(f[c]=d[c],delete d[c]);for(b in d)d.hasOwnProperty(b)&&(_reservedQSParams.hasOwnProperty(b)?delete d[b]:(i=i||{},i[b]=d[b]));i!==null&&(f.extended=i),f.allowFail=!1,this.addRecordStore(f)}},addRecordStore:function(a){this.log("addRecordStore");var b;a instanceof TinCan.LRS?b=a:b=new TinCan.LRS(a),this.recordStores.push(b)},prepareStatement:function(a){return this.log("prepareStatement"),a instanceof TinCan.Statement||(a=new TinCan.Statement(a)),a.actor===null&&this.actor!==null&&(a.actor=this.actor),a.target===null&&this.activity!==null&&(a.target=this.activity),this.context!==null&&(a.context===null?a.context=this.context:(a.context.registration===null&&(a.context.registration=this.context.registration),a.context.platform===null&&(a.context.platform=this.context.platform),this.context.contextActivities!==null&&(a.context.contextActivities===null?a.context.contextActivities=this.context.contextActivities:(this.context.contextActivities.grouping!==null&&a.context.contextActivities.grouping===null&&(a.context.contextActivities.grouping=this.context.contextActivities.grouping),this.context.contextActivities.parent!==null&&a.context.contextActivities.parent===null&&(a.context.contextActivities.parent=this.context.contextActivities.parent),this.context.contextActivities.other!==null&&a.context.contextActivities.other===null&&(a.context.contextActivities.other=this.context.contextActivities.other))))),a},sendStatement:function(a,b){this.log("sendStatement");var c=this,d,e=this.prepareStatement(a),f=this.recordStores.length,g,h,i=[],j,k=[];if(f>0){typeof b=="function"&&(j=function(a,d){var g;c.log("sendStatement - callbackWrapper: "+f),f>1?(f-=1,k.push({err:a,xhr:d})):f===1?(k.push({err:a,xhr:d}),g=[k,e],b.apply(this,g)):c.log("sendStatement - unexpected record store count: "+f)});for(g=0;g<f;g+=1)d=this.recordStores[g],i.push(d.saveStatement(e,{callback:j}))}else h="[warning] sendStatement: No LRSs added yet (statement not sent)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+h):this.log(h),typeof b=="function"&&b.apply(this,[null,e]);return{statement:e,results:i}},getStatement:function(a,b){this.log("getStatement");var c,d;if(this.recordStores.length>0)return c=this.recordStores[0],c.retrieveStatement(a,{callback:b});d="[warning] getStatement: No LRSs added yet (statement not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+d):this.log(d)},voidStatement:function(a,b,c){this.log("voidStatement");var d=this,e,f,g,h=this.recordStores.length,i,j,k=[],l,m=[];a instanceof TinCan.Statement&&(a=a.id),typeof c.actor!="undefined"?f=c.actor:this.actor!==null&&(f=this.actor),g=new TinCan.Statement({actor:f,verb:{id:"http://adlnet.gov/expapi/verbs/voided"},target:{objectType:"StatementRef",id:a}});if(h>0){typeof b=="function"&&(l=function(a,c){var e;d.log("voidStatement - callbackWrapper: "+h),h>1?(h-=1,m.push({err:a,xhr:c})):h===1?(m.push({err:a,xhr:c}),e=[m,g],b.apply(this,e)):d.log("voidStatement - unexpected record store count: "+h)});for(i=0;i<h;i+=1)e=this.recordStores[i],k.push(e.saveStatement(g,{callback:l}))}else j="[warning] voidStatement: No LRSs added yet (statement not sent)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+j):this.log(j),typeof b=="function"&&b.apply(this,[null,g]);return{statement:g,results:k}},getVoidedStatement:function(a,b){this.log("getVoidedStatement");var c,d;if(this.recordStores.length>0)return c=this.recordStores[0],c.retrieveVoidedStatement(a,{callback:b});d="[warning] getVoidedStatement: No LRSs added yet (statement not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+d):this.log(d)},sendStatements:function(a,b){this.log("sendStatements");var c=this,d,e=[],f=this.recordStores.length,g,h,i=[],j,k=[];if(a.length===0)typeof b=="function"&&b.apply(this,[null,e]);else{for(g=0;g<a.length;g+=1)e.push(this.prepareStatement(a[g]));if(f>0){typeof b=="function"&&(j=function(a,d){var g;c.log("sendStatements - callbackWrapper: "+f),f>1?(f-=1,k.push({err:a,xhr:d})):f===1?(k.push({err:a,xhr:d}),g=[k,e],b.apply(this,g)):c.log("sendStatements - unexpected record store count: "+f)});for(g=0;g<f;g+=1)d=this.recordStores[g],i.push(d.saveStatements(e,{callback:j}))}else h="[warning] sendStatements: No LRSs added yet (statements not sent)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+h):this.log(h),typeof b=="function"&&b.apply(this,[null,e])}return{statements:e,results:i}},getStatements:function(a){this.log("getStatements");var b={},c,d,e;if(this.recordStores.length>0)return c=this.recordStores[0],a=a||{},d=a.params||{},a.sendActor&&this.actor!==null&&(c.version==="0.9"||c.version==="0.95"?d.actor=this.actor:d.agent=this.actor),a.sendActivity&&this.activity!==null&&(c.version==="0.9"||c.version==="0.95"?d.target=this.activity:d.activity=this.activity),typeof d.registration=="undefined"&&this.registration!==null&&(d.registration=this.registration),b={params:d},typeof a.callback!="undefined"&&(b.callback=a.callback),c.queryStatements(b);e="[warning] getStatements: No LRSs added yet (statements not read)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},getState:function(a,b){this.log("getState");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={agent:typeof b.agent!="undefined"?b.agent:this.actor,activity:typeof b.activity!="undefined"?b.activity:this.activity},typeof b.registration!="undefined"?c.registration=b.registration:this.registration!==null&&(c.registration=this.registration),typeof b.callback!="undefined"&&(c.callback=b.callback),d.retrieveState(a,c);e="[warning] getState: No LRSs added yet (state not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},setState:function(a,b,c){this.log("setState");var d,e,f;if(this.recordStores.length>0)return e=this.recordStores[0],c=c||{},d={agent:typeof c.agent!="undefined"?c.agent:this.actor,activity:typeof c.activity!="undefined"?c.activity:this.activity},typeof c.registration!="undefined"?d.registration=c.registration:this.registration!==null&&(d.registration=this.registration),typeof c.lastSHA1!="undefined"&&(d.lastSHA1=c.lastSHA1),typeof c.contentType!="undefined"&&(d.contentType=c.contentType),typeof c.callback!="undefined"&&(d.callback=c.callback),e.saveState(a,b,d);f="[warning] setState: No LRSs added yet (state not saved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+f):this.log(f)},deleteState:function(a,b){this.log("deleteState");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={agent:typeof b.agent!="undefined"?b.agent:this.actor,activity:typeof b.activity!="undefined"?b.activity:this.activity},typeof b.registration!="undefined"?c.registration=b.registration:this.registration!==null&&(c.registration=this.registration),typeof b.callback!="undefined"&&(c.callback=b.callback),d.dropState(a,c);e="[warning] deleteState: No LRSs added yet (state not deleted)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},getActivityProfile:function(a,b){this.log("getActivityProfile");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={activity:typeof b.activity!="undefined"?b.activity:this.activity},typeof b.callback!="undefined"&&(c.callback=b.callback),d.retrieveActivityProfile(a,c);e="[warning] getActivityProfile: No LRSs added yet (activity profile not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},setActivityProfile:function(a,b,c){this.log("setActivityProfile");var d,e,f;if(this.recordStores.length>0)return e=this.recordStores[0],c=c||{},d={activity:typeof c.activity!="undefined"?c.activity:this.activity},typeof c.callback!="undefined"&&(d.callback=c.callback),typeof c.lastSHA1!="undefined"&&(d.lastSHA1=c.lastSHA1),typeof c.contentType!="undefined"&&(d.contentType=c.contentType),e.saveActivityProfile(a,b,d);f="[warning] setActivityProfile: No LRSs added yet (activity profile not saved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+f):this.log(f)},deleteActivityProfile:function(a,b){this.log("deleteActivityProfile");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={activity:typeof b.activity!="undefined"?b.activity:this.activity},typeof b.callback!="undefined"&&(c.callback=b.callback),d.dropActivityProfile(a,c);e="[warning] deleteActivityProfile: No LRSs added yet (activity profile not deleted)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},getAgentProfile:function(a,b){this.log("getAgentProfile");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={agent:typeof b.agent!="undefined"?b.agent:this.actor},typeof b.callback!="undefined"&&(c.callback=b.callback),d.retrieveAgentProfile(a,c);e="[warning] getAgentProfile: No LRSs added yet (agent profile not retrieved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)},setAgentProfile:function(a,b,c){this.log("setAgentProfile");var d,e,f;if(this.recordStores.length>0)return e=this.recordStores[0],c=c||{},d={agent:typeof c.agent!="undefined"?c.agent:this.actor},typeof c.callback!="undefined"&&(d.callback=c.callback),typeof c.lastSHA1!="undefined"&&(d.lastSHA1=c.lastSHA1),typeof c.contentType!="undefined"&&(d.contentType=c.contentType),e.saveAgentProfile(a,b,d);f="[warning] setAgentProfile: No LRSs added yet (agent profile not saved)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+f):this.log(f)},deleteAgentProfile:function(a,b){this.log("deleteAgentProfile");var c,d,e;if(this.recordStores.length>0)return d=this.recordStores[0],b=b||{},c={agent:typeof b.agent!="undefined"?b.agent:this.actor},typeof b.callback!="undefined"&&(c.callback=b.callback),d.dropAgentProfile(a,c);e="[warning] deleteAgentProfile: No LRSs added yet (agent profile not deleted)",TinCan.environment().isBrowser?alert(this.LOG_SRC+": "+e):this.log(e)}},TinCan.DEBUG=!1,TinCan.enableDebug=function(){TinCan.DEBUG=!0},TinCan.disableDebug=function(){TinCan.DEBUG=!1},TinCan.versions=function(){return["1.0.0","0.95","0.9"]},TinCan.environment=function(){return _environment===null&&(_environment={},typeof window!="undefined"?(_environment.isBrowser=!0,_environment.hasCORS=!1,_environment.useXDR=!1,typeof XMLHttpRequest!="undefined"&&typeof (new XMLHttpRequest).withCredentials!="undefined"?_environment.hasCORS=!0:typeof XDomainRequest!="undefined"&&(_environment.hasCORS=!0,_environment.useXDR=!0)):_environment.isBrowser=!1),_environment},TinCan.environment().isBrowser&&(window.JSON||(window.JSON={parse:function(sJSON){return eval("("+sJSON+")")},stringify:function(a){var b="",c,d;if(a instanceof Object){if(a.constructor===Array){for(c=0;c<a.length;c+=1)b+=this.stringify(a[c])+",";return"["+b.substr(0,b.length-1)+"]"}if(a.toString!==Object.prototype.toString)return'"'+a.toString().replace(/"/g,"\\$&")+'"';for(d in a)a.hasOwnProperty(d)&&(b+='"'+d.replace(/"/g,"\\$&")+'":'+this.stringify(a[d])+",");return"{"+b.substr(0,b.length-1)+"}"}return typeof a=="string"?'"'+a.replace(/"/g,"\\$&")+'"':String(a)}}),Date.now||(Date.now=function(){return+(new Date)}))})(),function(){"use strict",TinCan.Utils={getUUID:function(){return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,function(a){var b=Math.random()*16|0,c=a=="x"?b:b&3|8;return c.toString(16)})},getISODateString:function(a){function b(a,b){var c,d;if(typeof a=="undefined"||a===null)a=0;if(typeof b=="undefined"||b===null)b=2;c=Math.pow(10,b-1),d=a.toString();while(a<c&&c>1)d="0"+d,c/=10;return d}return a.getUTCFullYear()+"-"+b(a.getUTCMonth()+1)+"-"+b(a.getUTCDate())+"T"+b(a.getUTCHours())+":"+b(a.getUTCMinutes())+":"+b(a.getUTCSeconds())+"."+b(a.getUTCMilliseconds(),3)+"Z"},getSHA1String:function(a){return CryptoJS.SHA1(a).toString(CryptoJS.enc.Hex)},getBase64String:function(a){return CryptoJS.enc.Base64.stringify(CryptoJS.enc.Latin1.parse(a))},getLangDictionaryValue:function(a,b){var c=this[a],d;if(typeof b!="undefined"&&typeof c[b]!="undefined")return c[b];if(typeof c.und!="undefined")return c.und;if(typeof c["en-US"]!="undefined")return c["en-US"];for(d in c)if(c.hasOwnProperty(d))return c[d];return""},parseURL:function(a){var b=String(a).split("?"),c,d,e,f={};if(b.length===2){c=b[1].split("&");for(e=0;e<c.length;e+=1)d=c[e].split("="),d.length===2&&d[0]&&(f[d[0]]=decodeURIComponent(d[1]))}return{path:b[0],params:f}},getServerRoot:function(a){var b=a.split("/");return b[0]+"//"+b[2]},getContentTypeFromHeader:function(a){return String(a).split(";")[0]},isApplicationJSON:function(a){return TinCan.Utils.getContentTypeFromHeader(a).toLowerCase().indexOf("application/json")===0}}}(),function(){"use strict";var a="xdr",b="native",c=TinCan.LRS=function(a){this.log("constructor"),this.endpoint=null,this.version=null,this.auth=null,this.allowFail=!0,this.alertOnRequestFailure=!0,this.extended=null,this._requestMode=b,this.init(a)};c.prototype={LOG_SRC:"LRS",log:TinCan.prototype.log,init:function(b){this.log("init");var c,d,e,f,g=TinCan.environment(),h=TinCan.versions(),i=!1,j;b=b||{},b.hasOwnProperty("alertOnRequestFailure")&&(this.alertOnRequestFailure=b.alertOnRequestFailure);if(!b.hasOwnProperty("endpoint"))throw g.isBrowser&&this.alertOnRequestFailure&&alert("[error] LRS invalid: no endpoint"),{code:3,mesg:"LRS invalid: no endpoint"};this.endpoint=b.endpoint,this.endpoint.slice(-1)!=="/"&&(this.log("adding trailing slash to endpoint"),this.endpoint+="/"),b.hasOwnProperty("allowFail")&&(this.allowFail=b.allowFail),b.hasOwnProperty("auth")?this.auth=b.auth:b.hasOwnProperty("username")&&b.hasOwnProperty("password")&&(this.auth="Basic "+TinCan.Utils.getBase64String(b.username+":"+b.password)),b.hasOwnProperty("extended")&&(this.extended=b.extended);if(g.isBrowser){c=this.endpoint.toLowerCase().match(/([A-Za-z]+:)\/\/([^:\/]+):?(\d+)?(\/.*)?$/);if(c===null)throw this.alertOnRequestFailure&&alert("[error] LRS invalid: failed to divide URL parts"),{code:4,mesg:"LRS invalid: failed to divide URL parts"};e=location.port,d=location.protocol.toLowerCase()===c[1],e===""&&(e=location.protocol.toLowerCase()==="http:"?"80":location.protocol.toLowerCase()==="https:"?"443":""),f=!d||location.hostname.toLowerCase()!==c[2]||e!==(c[3]!==null&&typeof c[3]!="undefined"&&c[3]!==""?c[3]:c[1]==="http:"?"80":c[1]==="https:"?"443":"");if(f)if(g.hasCORS){if(g.useXDR&&d)this._requestMode=a;else if(g.useXDR&&!d){if(!b.allowFail)throw this.alertOnRequestFailure&&alert("[error] LRS invalid: cross domain request for differing scheme in IE with XDR"),{code:2,mesg:"LRS invalid: cross domain request for differing scheme in IE with XDR"};this.alertOnRequestFailure&&alert("[warning] LRS invalid: cross domain request for differing scheme in IE with XDR")}}else{if(!b.allowFail)throw this.alertOnRequestFailure&&alert("[error] LRS invalid: cross domain requests not supported in this browser"),{code:1,mesg:"LRS invalid: cross domain requests not supported in this browser"};this.alertOnRequestFailure&&alert("[warning] LRS invalid: cross domain requests not supported in this browser")}}else this.log("Unrecognized environment not supported: "+g);if(typeof b.version!="undefined"){this.log("version: "+b.version);for(j=0;j<h.length;j+=1)if(h[j]===b.version){i=!0;break}if(!i)throw g.isBrowser&&this.alertOnRequestFailure&&alert("[error] LRS invalid: version not supported ("+b.version+")"),{code:5,mesg:"LRS invalid: version not supported ("+b.version+")"};this.version=b.version}else this.version=h[0]},sendRequest:function(c){function p(a){o.log("requestComplete: "+e+", xhr.status: "+d.status);var b,f;typeof d.status=="undefined"?f=a:f=d.status===1223?204:d.status;if(!!e)return j;e=!0,b=c.ignore404&&f===404;if(!(f>=200&&f<400||b))return j={err:f,xhr:d},o.alertOnRequestFailure&&(f===0?alert("[warning] There was a problem communicating with the Learning Record Store. Aborted, offline, or invalid CORS endpoint ("+f+")"):alert("[warning] There was a problem communicating with the Learning Record Store. ("+f+" | "+d.responseText+")")),c.callback&&c.callback(f,d),j;if(!c.callback)return j={err:null,xhr:d},j;c.callback(null,d)}this.log("sendRequest");var d,e=!1,f=window.location,g=this.endpoint+c.url,h={},i,j,k,l,m,n=[],o=this;c.url.indexOf("http")===0&&(g=c.url);if(this.extended!==null){c.params=c.params||{};for(m in this.extended)this.extended.hasOwnProperty(m)&&(c.params.hasOwnProperty(m)||this.extended[m]!==null&&(c.params[m]=this.extended[m]))}h.Authorization=this.auth,this.version!=="0.9"&&(h["X-Experience-API-Version"]=this.version);for(m in c.headers)c.headers.hasOwnProperty(m)&&(h[m]=c.headers[m]);if(this._requestMode===b){this.log("sendRequest using XMLHttpRequest");for(m in c.params)c.params.hasOwnProperty(m)&&n.push(m+"="+encodeURIComponent(c.params[m]));n.length>0&&(g+="?"+n.join("&")),this.log("sendRequest using XMLHttpRequest - async: "+(typeof c.callback!="undefined")),typeof XMLHttpRequest!="undefined"?d=new XMLHttpRequest:d=new 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"+this._requestMode);try{d.send(i)}catch(q){this.log("sendRequest caught send exception: "+q)}if(!c.callback){if(this._requestMode===a){l=1e4+Date.now(),this.log("sendRequest - until: "+l+", finished: "+e);while(Date.now()<l&&typeof k=="undefined")this.__delay();return p(k)}return p()}return d},saveStatement:function(a,b){this.log("saveStatement");var c;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return b=b||{},c={url:"statements",data:JSON.stringify(a.asVersion(this.version)),headers:{"Content-Type":"application/json"}},a.id!==null?(c.method="PUT",c.params={statementId:a.id}):c.method="POST",typeof b.callback!="undefined"&&(c.callback=b.callback),this.sendRequest(c)},retrieveStatement:function(a,b){this.log("retrieveStatement");var c,d,e;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return b=b||{},c={url:"statements",method:"GET",params:{statementId:a}},typeof b.callback!="undefined"&&(e=function(a,c){var d=c;a===null&&(d=TinCan.Statement.fromJSON(c.responseText)),b.callback(a,d)},c.callback=e),d=this.sendRequest(c),e||(d.statement=null,d.err===null&&(d.statement=TinCan.Statement.fromJSON(d.xhr.responseText))),d},retrieveVoidedStatement:function(a,b){this.log("retrieveStatement");var c,d,e;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return b=b||{},c={url:"statements",method:"GET",params:{}},this.version==="0.9"||this.version==="0.95"?c.params.statementId=a:c.params.voidedStatementId=a,typeof b.callback!="undefined"&&(e=function(a,c){var d=c;a===null&&(d=TinCan.Statement.fromJSON(c.responseText)),b.callback(a,d)},c.callback=e),d=this.sendRequest(c),e||(d.statement=null,d.err===null&&(d.statement=TinCan.Statement.fromJSON(d.xhr.responseText))),d},saveStatements:function(a,b){this.log("saveStatements");var c,d=[],e;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}b=b||{};if(a.length===0){typeof b.callback!="undefined"&&b.callback.apply(this,["no statements"]);return}for(e=0;e<a.length;e+=1)d.push(a[e].asVersion(this.version));return c={url:"statements",method:"POST",data:JSON.stringify(d),headers:{"Content-Type":"application/json"}},typeof b.callback!="undefined"&&(c.callback=b.callback),this.sendRequest(c)},queryStatements:function(a){this.log("queryStatements");var b,c,d;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}a=a||{},a.params=a.params||{};try{b=this._queryStatementsRequestCfg(a)}catch(e){return TinCan.environment().isBrowser&&this.alertOnRequestFailure&&alert("[error] Query statements failed - "+e),typeof a.callback!="undefined"&&a.callback(e,{}),{err:e,statementsResult:null}}return typeof a.callback!="undefined"&&(d=function(b,c){var d=c;b===null&&(d=TinCan.StatementsResult.fromJSON(c.responseText)),a.callback(b,d)},b.callback=d),c=this.sendRequest(b),c.config=b,d||(c.statementsResult=null,c.err===null&&(c.statementsResult=TinCan.StatementsResult.fromJSON(c.xhr.responseText))),c},_queryStatementsRequestCfg:function(a){this.log("_queryStatementsRequestCfg");var b={},c={url:"statements",method:"GET",params:b},d=["agent","actor","object","instructor"],e=["verb","activity"],f=["registration","context","since","until","limit","authoritative","sparse","ascending","related_activities","related_agents","format","attachments"],g,h,i={verb:!0,registration:!0,since:!0,until:!0,limit:!0,ascending:!0},j={.9:{supported:{actor:!0,instructor:!0,target:!0,object:!0,context:!0,authoritative:!0,sparse:!0}},"1.0.0":{supported:{agent:!0,activity:!0,related_activities:!0,related_agents:!0,format:!0,attachments:!0}}};j["0.95"]=j["0.9"],a.params.hasOwnProperty("target")&&(a.params.object=a.params.target);for(h in a.params)if(a.params.hasOwnProperty(h)&&typeof i[h]=="undefined"&&typeof j[this.version].supported[h]=="undefined")throw"Unrecognized query parameter configured: "+h;for(g=0;g<d.length;g+=1)typeof a.params[d[g]]!="undefined"&&(b[d[g]]=JSON.stringify(a.params[d[g]].asVersion(this.version)));for(g=0;g<e.length;g+=1)typeof a.params[e[g]]!="undefined"&&(b[e[g]]=a.params[e[g]].id);for(g=0;g<f.length;g+=1)typeof a.params[f[g]]!="undefined"&&(b[f[g]]=a.params[f[g]]);return c},moreStatements:function(a){this.log("moreStatements: "+a.url);var b,c,d,e,f;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return a=a||{},e=TinCan.Utils.parseURL(a.url),f=TinCan.Utils.getServerRoot(this.endpoint),e.path.indexOf("/statements")===0&&(e.path=this.endpoint.replace(f,"")+e.path,this.log("converting non-standard more URL to "+e.path)),e.path.indexOf("/")!==0&&(e.path="/"+e.path),b={method:"GET",url:f+e.path,params:e.params},typeof a.callback!="undefined"&&(d=function(b,c){var d=c;b===null&&(d=TinCan.StatementsResult.fromJSON(c.responseText)),a.callback(b,d)},b.callback=d),c=this.sendRequest(b),c.config=b,d||(c.statementsResult=null,c.err===null&&(c.statementsResult=TinCan.StatementsResult.fromJSON(c.xhr.responseText))),c},retrieveState:function(a,b){this.log("retrieveState");var c={},d={},e,f;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}c={stateId:a,activityId:b.activity.id},this.version==="0.9"?c.actor=JSON.stringify(b.agent.asVersion(this.version)):c.agent=JSON.stringify(b.agent.asVersion(this.version)),typeof b.registration!="undefined"&&(this.version==="0.9"?c.registrationId=b.registration:c.registration=b.registration),d={url:"activities/state",method:"GET",params:c,ignore404:!0},typeof b.callback!="undefined"&&(f=function(c,d){var e=d;if(c===null)if(d.status===404)e=null;else{e=new TinCan.State({id:a,contents:d.responseText}),typeof d.getResponseHeader!="undefined"&&d.getResponseHeader("ETag")!==null&&d.getResponseHeader("ETag")!==""?e.etag=d.getResponseHeader("ETag"):e.etag=TinCan.Utils.getSHA1String(d.responseText),typeof d.contentType!="undefined"?e.contentType=d.contentType:typeof d.getResponseHeader!="undefined"&&d.getResponseHeader("Content-Type")!==null&&d.getResponseHeader("Content-Type")!==""&&(e.contentType=d.getResponseHeader("Content-Type"));if(TinCan.Utils.isApplicationJSON(e.contentType))try{e.contents=JSON.parse(e.contents)}catch(f){this.log("retrieveState - failed to deserialize JSON: "+f)}}b.callback(c,e)},d.callback=f),e=this.sendRequest(d);if(!f){e.state=null;if(e.err===null&&e.xhr.status!==404){e.state=new TinCan.State({id:a,contents:e.xhr.responseText}),typeof e.xhr.getResponseHeader!="undefined"&&e.xhr.getResponseHeader("ETag")!==null&&e.xhr.getResponseHeader("ETag")!==""?e.state.etag=e.xhr.getResponseHeader("ETag"):e.state.etag=TinCan.Utils.getSHA1String(e.xhr.responseText),typeof e.xhr.contentType!="undefined"?e.state.contentType=e.xhr.contentType:typeof e.xhr.getResponseHeader!="undefined"&&e.xhr.getResponseHeader("Content-Type")!==null&&e.xhr.getResponseHeader("Content-Type")!==""&&(e.state.contentType=e.xhr.getResponseHeader("Content-Type"));if(TinCan.Utils.isApplicationJSON(e.state.contentType))try{e.state.contents=JSON.parse(e.state.contents)}catch(g){this.log("retrieveState - failed to deserialize JSON: "+g)}}}return e},saveState:function(a,b,c){this.log("saveState");var d,e,f;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return typeof c.contentType=="undefined"&&(c.contentType="application/octet-stream"),typeof b=="object"&&TinCan.Utils.isApplicationJSON(c.contentType)&&(b=JSON.stringify(b)),d={stateId:a,activityId:c.activity.id},this.version==="0.9"?d.actor=JSON.stringify(c.agent.asVersion(this.version)):d.agent=JSON.stringify(c.agent.asVersion(this.version)),typeof c.registration!="undefined"&&(this.version==="0.9"?d.registrationId=c.registration:d.registration=c.registration),e={url:"activities/state",method:"PUT",params:d,data:b,headers:{"Content-Type":c.contentType}},typeof c.callback!="undefined"&&(e.callback=c.callback),typeof c.lastSHA1!="undefined"&&c.lastSHA1!==null&&(e.headers["If-Match"]=c.lastSHA1),this.sendRequest(e)},dropState:function(a,b){this.log("dropState");var c,d;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return c={activityId:b.activity.id},this.version==="0.9"?c.actor=JSON.stringify(b.agent.asVersion(this.version)):c.agent=JSON.stringify(b.agent.asVersion(this.version)),a!==null&&(c.stateId=a),typeof b.registration!="undefined"&&(this.version==="0.9"?c.registrationId=b.registration:c.registration=b.registration),d={url:"activities/state",method:"DELETE",params:c},typeof b.callback!="undefined"&&(d.callback=b.callback),this.sendRequest(d)},retrieveActivityProfile:function(a,b){this.log("retrieveActivityProfile");var c={},d,e;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}c={url:"activities/profile",method:"GET",params:{profileId:a,activityId:b.activity.id},ignore404:!0},typeof b.callback!="undefined"&&(e=function(c,d){var e=d;if(c===null)if(d.status===404)e=null;else{e=new TinCan.ActivityProfile({id:a,activity:b.activity,contents:d.responseText}),typeof d.getResponseHeader!="undefined"&&d.getResponseHeader("ETag")!==null&&d.getResponseHeader("ETag")!==""?e.etag=d.getResponseHeader("ETag"):e.etag=TinCan.Utils.getSHA1String(d.responseText),typeof d.contentType!="undefined"?e.contentType=d.contentType:typeof d.getResponseHeader!="undefined"&&d.getResponseHeader("Content-Type")!==null&&d.getResponseHeader("Content-Type")!==""&&(e.contentType=d.getResponseHeader("Content-Type"));if(TinCan.Utils.isApplicationJSON(e.contentType))try{e.contents=JSON.parse(e.contents)}catch(f){this.log("retrieveActivityProfile - failed to deserialize JSON: "+f)}}b.callback(c,e)},c.callback=e),d=this.sendRequest(c);if(!e){d.profile=null;if(d.err===null&&d.xhr.status!==404){d.profile=new TinCan.ActivityProfile({id:a,activity:b.activity,contents:d.xhr.responseText}),typeof d.xhr.getResponseHeader!="undefined"&&d.xhr.getResponseHeader("ETag")!==null&&d.xhr.getResponseHeader("ETag")!==""?d.profile.etag=d.xhr.getResponseHeader("ETag"):d.profile.etag=TinCan.Utils.getSHA1String(d.xhr.responseText),typeof d.xhr.contentType!="undefined"?d.profile.contentType=d.xhr.contentType:typeof d.xhr.getResponseHeader!="undefined"&&d.xhr.getResponseHeader("Content-Type")!==null&&d.xhr.getResponseHeader("Content-Type")!==""&&(d.profile.contentType=d.xhr.getResponseHeader("Content-Type"));if(TinCan.Utils.isApplicationJSON(d.profile.contentType))try{d.profile.contents=JSON.parse(d.profile.contents)}catch(f){this.log("retrieveActivityProfile - failed to deserialize JSON: "+f)}}}return d},saveActivityProfile:function(a,b,c){this.log("saveActivityProfile");var d;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return typeof c.contentType=="undefined"&&(c.contentType="application/octet-stream"),typeof b=="object"&&TinCan.Utils.isApplicationJSON(c.contentType)&&(b=JSON.stringify(b)),d={url:"activities/profile",method:"PUT",params:{profileId:a,activityId:c.activity.id},data:b,headers:{"Content-Type":c.contentType}},typeof c.callback!="undefined"&&(d.callback=c.callback),typeof c.lastSHA1!="undefined"&&c.lastSHA1!==null?d.headers["If-Match"]=c.lastSHA1:d.headers["If-None-Match"]="*",this.sendRequest(d)},dropActivityProfile:function(a,b){this.log("dropActivityProfile");var c,d;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return c={profileId:a,activityId:b.activity.id},d={url:"activities/profile",method:"DELETE",params:c},typeof b.callback!="undefined"&&(d.callback=b.callback),this.sendRequest(d)},retrieveAgentProfile:function(a,b){this.log("retrieveAgentProfile");var c={},d,e;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}c={method:"GET",params:{profileId:a},ignore404:!0},this.version==="0.9"?(c.url="actors/profile",c.params.actor=JSON.stringify(b.agent.asVersion(this.version))):(c.url="agents/profile",c.params.agent=JSON.stringify(b.agent.asVersion(this.version))),typeof b.callback!="undefined"&&(e=function(c,d){var e=d;if(c===null)if(d.status===404)e=null;else{e=new TinCan.AgentProfile({id:a,agent:b.agent,contents:d.responseText}),typeof d.getResponseHeader!="undefined"&&d.getResponseHeader("ETag")!==null&&d.getResponseHeader("ETag")!==""?e.etag=d.getResponseHeader("ETag"):e.etag=TinCan.Utils.getSHA1String(d.responseText),typeof d.contentType!="undefined"?e.contentType=d.contentType:typeof d.getResponseHeader!="undefined"&&d.getResponseHeader("Content-Type")!==null&&d.getResponseHeader("Content-Type")!==""&&(e.contentType=d.getResponseHeader("Content-Type"));if(TinCan.Utils.isApplicationJSON(e.contentType))try{e.contents=JSON.parse(e.contents)}catch(f){this.log("retrieveAgentProfile - failed to deserialize JSON: "+f)}}b.callback(c,e)},c.callback=e),d=this.sendRequest(c);if(!e){d.profile=null;if(d.err===null&&d.xhr.status!==404){d.profile=new TinCan.AgentProfile({id:a,agent:b.agent,contents:d.xhr.responseText}),typeof d.xhr.getResponseHeader!="undefined"&&d.xhr.getResponseHeader("ETag")!==null&&d.xhr.getResponseHeader("ETag")!==""?d.profile.etag=d.xhr.getResponseHeader("ETag"):d.profile.etag=TinCan.Utils.getSHA1String(d.xhr.responseText),typeof d.xhr.contentType!="undefined"?d.profile.contentType=d.xhr.contentType:typeof d.xhr.getResponseHeader!="undefined"&&d.xhr.getResponseHeader("Content-Type")!==null&&d.xhr.getResponseHeader("Content-Type")!==""&&(d.profile.contentType=d.xhr.getResponseHeader("Content-Type"));if(TinCan.Utils.isApplicationJSON(d.profile.contentType))try{d.profile.contents=JSON.parse(d.profile.contents)}catch(f){this.log("retrieveAgentProfile - failed to deserialize JSON: "+f)}}}return d},saveAgentProfile:function(a,b,c){this.log("saveAgentProfile");var d;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return typeof c.contentType=="undefined"&&(c.contentType="application/octet-stream"),typeof b=="object"&&TinCan.Utils.isApplicationJSON(c.contentType)&&(b=JSON.stringify(b)),d={method:"PUT",params:{profileId:a},data:b,headers:{"Content-Type":c.contentType}},this.version==="0.9"?(d.url="actors/profile",d.params.actor=JSON.stringify(c.agent.asVersion(this.version))):(d.url="agents/profile",d.params.agent=JSON.stringify(c.agent.asVersion(this.version))),typeof c.callback!="undefined"&&(d.callback=c.callback),typeof c.lastSHA1!="undefined"&&c.lastSHA1!==null?d.headers["If-Match"]=c.lastSHA1:d.headers["If-None-Match"]="*",this.sendRequest(d)},dropAgentProfile:function(a,b){this.log("dropAgentProfile");var c,d;if(!TinCan.environment().isBrowser){this.log("error: environment not implemented");return}return c={profileId:a},d={method:"DELETE",params:c},this.version==="0.9"?(d.url="actors/profile",c.actor=JSON.stringify(b.agent.asVersion(this.version))):(d.url="agents/profile",c.agent=JSON.stringify(b.agent.asVersion(this.version))),typeof b.callback!="undefined"&&(d.callback=b.callback),this.sendRequest(d)},__delay:function(){var a=new XMLHttpRequest,b=window.location+"?forcenocache="+TinCan.Utils.getUUID();a.open("GET",b,!1),a.send(null)}}}(),function(){"use strict";var a=TinCan.AgentAccount=function(a){this.log("constructor"),this.homePage=null,this.name=null,this.init(a)};a.prototype={LOG_SRC:"AgentAccount",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["name","homePage"],d;a=a||{},typeof a.accountServiceHomePage!="undefined"&&(a.homePage=a.accountServiceHomePage),typeof a.accountName!="undefined"&&(a.name=a.accountName);for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]])},toString:function(a){this.log("toString");var b="";return this.name!==null||this.homePage!==null?(b+=this.name!==null?this.name:"-",b+=":",b+=this.homePage!==null?this.homePage:"-"):b="AgentAccount: unidentified",b},asVersion:function(a){this.log("asVersion: "+a);var b={};return a=a||TinCan.versions()[0],a==="0.9"?(b.accountName=this.name,b.accountServiceHomePage=this.homePage):(b.name=this.name,b.homePage=this.homePage),b}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.Agent=function(a){this.log("constructor"),this.name=null,this.mbox=null,this.mbox_sha1sum=null,this.openid=null,this.account=null,this.degraded=!1,this.init(a)};a.prototype={objectType:"Agent",LOG_SRC:"Agent",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["name","mbox","mbox_sha1sum","openid"],d;a=a||{};if(typeof a.lastName!="undefined"||typeof a.firstName!="undefined")a.name="",typeof a.firstName!="undefined"&&a.firstName.length>0&&(a.name=a.firstName[0],a.firstName.length>1&&(this.degraded=!0)),a.name!==""&&(a.name+=" "),typeof a.lastName!="undefined"&&a.lastName.length>0&&(a.name+=a.lastName[0],a.lastName.length>1&&(this.degraded=!0));else if(typeof a.familyName!="undefined"||typeof a.givenName!="undefined")a.name="",typeof a.givenName!="undefined"&&a.givenName.length>0&&(a.name=a.givenName[0],a.givenName.length>1&&(this.degraded=!0)),a.name!==""&&(a.name+=" "),typeof a.familyName!="undefined"&&a.familyName.length>0&&(a.name+=a.familyName[0],a.familyName.length>1&&(this.degraded=!0));typeof a.name=="object"&&a.name!==null&&(a.name.length>1&&(this.degraded=!0),a.name=a.name[0]),typeof a.mbox=="object"&&a.mbox!==null&&(a.mbox.length>1&&(this.degraded=!0),a.mbox=a.mbox[0]),typeof a.mbox_sha1sum=="object"&&a.mbox_sha1sum!==null&&(a.mbox_sha1sum.length>1&&(this.degraded=!0),a.mbox_sha1sum=a.mbox_sha1sum[0]),typeof a.openid=="object"&&a.openid!==null&&(a.openid.length>1&&(this.degraded=!0),a.openid=a.openid[0]),typeof a.account=="object"&&a.account!==null&&typeof a.account.homePage=="undefined"&&typeof a.account.name=="undefined"&&(a.account.length===0?delete a.account:(a.account.length>1&&(this.degraded=!0),a.account=a.account[0])),a.hasOwnProperty("account")&&(a.account instanceof TinCan.AgentAccount?this.account=a.account:this.account=new TinCan.AgentAccount(a.account));for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(d=a[c[b]],c[b]==="mbox"&&d.indexOf("mailto:")===-1&&(d="mailto:"+d),this[c[b]]=d)},toString:function(a){return this.log("toString"),this.name!==null?this.name:this.mbox!==null?this.mbox.replace("mailto:",""):this.mbox_sha1sum!==null?this.mbox_sha1sum:this.openid!==null?this.openid:this.account!==null?this.account.toString():this.objectType+": unidentified"},asVersion:function(a){this.log("asVersion: "+a);var b={objectType:this.objectType};return 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b={},c=["id","timestamp"],d=["actor","verb","result","context","authority"],e;a=a||TinCan.versions()[0];for(e=0;e<c.length;e+=1)this[c[e]]!==null&&(b[c[e]]=this[c[e]]);for(e=0;e<d.length;e+=1)this[d[e]]!==null&&(b[d[e]]=this[d[e]].asVersion(a));return this.target!==null&&(b.object=this.target.asVersion(a)),(a==="0.9"||a==="0.95")&&this.voided!==null&&(b.voided=this.voided),a==="0.9"&&this.inProgress!==null&&(b.inProgress=this.inProgress),b},stamp:function(){this.log("stamp"),this.id===null&&(this.id=TinCan.Utils.getUUID()),this.timestamp===null&&(this.timestamp=TinCan.Utils.getISODateString(new Date))}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.StatementsResult=function(a){this.log("constructor"),this.statements=null,this.more=null,this.init(a)};a.prototype={LOG_SRC:"StatementsResult",log:TinCan.prototype.log,init:function(a){this.log("init"),a=a||{},a.hasOwnProperty("statements")&&(this.statements=a.statements),a.hasOwnProperty("more")&&(this.more=a.more)}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c,d=[],e,f;try{c=JSON.parse(b)}catch(g){a.prototype.log("fromJSON - JSON.parse error: "+g)}if(c){for(f=0;f<c.statements.length;f+=1){try{e=new TinCan.Statement(c.statements[f],4)}catch(h){a.prototype.log("fromJSON - statement instantiation failed: "+h+" ("+JSON.stringify(c.statements[f])+")"),e=new TinCan.Statement({id:c.statements[f].id},4)}d.push(e)}c.statements=d}return new a(c)}}(),function(){"use strict";var a=TinCan.State=function(a){this.log("constructor"),this.id=null,this.updated=null,this.contents=null,this.etag=null,this.contentType=null,this.init(a)};a.prototype={LOG_SRC:"State",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["id","contents","etag","contentType"],d;a=a||{};for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]]);this.updated=!1}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.ActivityProfile=function(a){this.log("constructor"),this.id=null,this.activity=null,this.updated=null,this.contents=null,this.etag=null,this.contentType=null,this.init(a)};a.prototype={LOG_SRC:"ActivityProfile",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["id","contents","etag","contentType"],d;a=a||{},a.hasOwnProperty("activity")&&(a.activity instanceof TinCan.Activity?this.activity=a.activity:this.activity=new TinCan.Activity(a.activity));for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]]);this.updated=!1}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}(),function(){"use strict";var a=TinCan.AgentProfile=function(a){this.log("constructor"),this.id=null,this.agent=null,this.updated=null,this.contents=null,this.etag=null,this.contentType=null,this.init(a)};a.prototype={LOG_SRC:"AgentProfile",log:TinCan.prototype.log,init:function(a){this.log("init");var b,c=["id","contents","etag","contentType"],d;a=a||{},a.hasOwnProperty("agent")&&(a.agent instanceof TinCan.Agent?this.agent=a.agent:this.agent=new TinCan.Agent(a.agent));for(b=0;b<c.length;b+=1)a.hasOwnProperty(c[b])&&a[c[b]]!==null&&(this[c[b]]=a[c[b]]);this.updated=!1}},a.fromJSON=function(b){a.prototype.log("fromJSON");var c=JSON.parse(b);return new a(c)}}();var CryptoJS=CryptoJS||function(a,b){var c={},d=c.lib={},e=d.Base=function(){function a(){}return{extend:function(b){a.prototype=this;var c=new a;return b&&c.mixIn(b),c.$super=this,c},create:function(){var a=this.extend();return a.init.apply(a,arguments),a},init:function(){},mixIn:function(a){for(var b in a)a.hasOwnProperty(b)&&(this[b]=a[b]);a.hasOwnProperty("toString")&&(this.toString=a.toString)},clone:function(){return this.$super.extend(this)}}}(),f=d.WordArray=e.extend({init:function(a,c){a=this.words=a||[],this.sigBytes=c!=b?c:4*a.length},toString:function(a){return(a||h).stringify(this)},concat:function(a){var b=this.words,c=a.words,d=this.sigBytes,a=a.sigBytes;this.clamp();if(d%4)for(var e=0;e<a;e++)b[d+e>>>2]|=(c[e>>>2]>>>24-8*(e%4)&255)<<24-8*((d+e)%4);else if(65535<c.length)for(e=0;e<a;e+=4)b[d+e>>>2]=c[e>>>2];else b.push.apply(b,c);return this.sigBytes+=a,this},clamp:function(){var b=this.words,c=this.sigBytes;b[c>>>2]&=4294967295<<32-8*(c%4),b.length=a.ceil(c/4)},clone:function(){var a=e.clone.call(this);return a.words=this.words.slice(0),a},random:function(b){for(var c=[],d=0;d<b;d+=4)c.push(4294967296*a.random()|0);return f.create(c,b)}}),g=c.enc={},h=g.Hex={stringify:function(a){for(var b=a.words,a=a.sigBytes,c=[],d=0;d<a;d++){var e=b[d>>>2]>>>24-8*(d%4)&255;c.push((e>>>4).toString(16)),c.push((e&15).toString(16))}return c.join("")},parse:function(a){for(var b=a.length,c=[],d=0;d<b;d+=2)c[d>>>3]|=parseInt(a.substr(d,2),16)<<24-4*(d%8);return f.create(c,b/2)}},i=g.Latin1={stringify:function(a){for(var b=a.words,a=a.sigBytes,c=[],d=0;d<a;d++)c.push(String.fromCharCode(b[d>>>2]>>>24-8*(d%4)&255));return c.join("")},parse:function(a){for(var b=a.length,c=[],d=0;d<b;d++)c[d>>>2]|=(a.charCodeAt(d)&255)<<24-8*(d%4);return f.create(c,b)}},j=g.Utf8={stringify:function(a){try{return decodeURIComponent(escape(i.stringify(a)))}catch(b){throw Error("Malformed UTF-8 data")}},parse:function(a){return i.parse(unescape(encodeURIComponent(a)))}},k=d.BufferedBlockAlgorithm=e.extend({reset:function(){this._data=f.create(),this._nDataBytes=0},_append:function(a){"string"==typeof a&&(a=j.parse(a)),this._data.concat(a),this._nDataBytes+=a.sigBytes},_process:function(b){var c=this._data,d=c.words,e=c.sigBytes,g=this.blockSize,h=e/(4*g),h=b?a.ceil(h):a.max((h|0)-this._minBufferSize,0),b=h*g,e=a.min(4*b,e);if(b){for(var i=0;i<b;i+=g)this._doProcessBlock(d,i);i=d.splice(0,b),c.sigBytes-=e}return f.create(i,e)},clone:function(){var a=e.clone.call(this);return a._data=this._data.clone(),a},_minBufferSize:0});d.Hasher=k.extend({init:function(){this.reset()},reset:function(){k.reset.call(this),this._doReset()},update:function(a){return this._append(a),this._process(),this},finalize:function(a){return a&&this._append(a),this._doFinalize(),this._hash},clone:function(){var a=k.clone.call(this);return a._hash=this._hash.clone(),a},blockSize:16,_createHelper:function(a){return function(b,c){return a.create(c).finalize(b)}},_createHmacHelper:function(a){return function(b,c){return l.HMAC.create(a,c).finalize(b)}}});var l=c.algo={};return c}(Math);(function(){var a=CryptoJS,b=a.lib,c=b.WordArray,b=b.Hasher,d=[],e=a.algo.SHA1=b.extend({_doReset:function(){this._hash=c.create([1732584193,4023233417,2562383102,271733878,3285377520])},_doProcessBlock:function(a,b){for(var c=this._hash.words,e=c[0],f=c[1],g=c[2],i=c[3],j=c[4],k=0;80>k;k++){if(16>k)d[k]=a[b+k]|0;else{var l=d[k-3]^d[k-8]^d[k-14]^d[k-16];d[k]=l<<1|l>>>31}l=(e<<5|e>>>27)+j+d[k],l=20>k?l+((f&g|~f&i)+1518500249):40>k?l+((f^g^i)+1859775393):60>k?l+((f&g|f&i|g&i)-1894007588):l+((f^g^i)-899497514),j=i,i=g,g=f<<30|f>>>2,f=e,e=l}c[0]=c[0]+e|0,c[1]=c[1]+f|0,c[2]=c[2]+g|0,c[3]=c[3]+i|0,c[4]=c[4]+j|0},_doFinalize:function(){var a=this._data,b=a.words,c=8*this._nDataBytes,d=8*a.sigBytes;b[d>>>5]|=128<<24-d%32,b[(d+64>>>9<<4)+15]=c,a.sigBytes=4*b.length,this._process()}});a.SHA1=b._createHelper(e),a.HmacSHA1=b._createHmacHelper(e)})(),function(){var a=CryptoJS,b=a.lib,c=b.WordArray,d=a.enc,e=d.Base64={stringify:function(a){var b=a.words,c=a.sigBytes,d=this._map;a.clamp();var e=[];for(var f=0;f<c;f+=3){var g=b[f>>>2]>>>24-f%4*8&255,h=b[f+1>>>2]>>>24-(f+1)%4*8&255,i=b[f+2>>>2]>>>24-(f+2)%4*8&255,j=g<<16|h<<8|i;for(var k=0;k<4&&f+k*.75<c;k++)e.push(d.charAt(j>>>6*(3-k)&63))}var l=d.charAt(64);if(l)while(e.length%4)e.push(l);return e.join("")},parse:function(a){a=a.replace(/\s/g,"");var b=a.length,d=this._map,e=d.charAt(64);if(e){var f=a.indexOf(e);f!=-1&&(b=f)}var g=[],h=0;for(var i=0;i<b;i++)if(i%4){var j=d.indexOf(a.charAt(i-1))<<i%4*2,k=d.indexOf(a.charAt(i))>>>6-i%4*2;g[h>>>2]|=(j|k)<<24-h%4*8,h++}return c.create(g,h)},_map:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="}}();
diff --git a/build/tincan.js b/build/tincan.js
index bca4628..d84c09f 100644
--- a/build/tincan.js
+++ b/build/tincan.js
@@ -67,7 +67,10 @@ var TinCan;
         @param {String} [options.url] URL for determining launch provided
             configuration options
         @param {Array} [options.recordStores] list of pre-configured LRSes
+        @param {Object|TinCan.Agent} [options.actor] default actor
         @param {Object|TinCan.Activity} [options.activity] default activity
+        @param {String} [options.registration] default registration
+        @param {Object|TinCan.Context} [options.context] default context
     **/
     TinCan = function (cfg) {
         this.log("constructor");
@@ -171,6 +174,25 @@ var TinCan;
                     this.activity = new TinCan.Activity (cfg.activity);
                 }
             }
+            if (cfg.hasOwnProperty("actor")) {
+                if (cfg.actor instanceof TinCan.Agent) {
+                    this.actor = cfg.actor;
+                }
+                else {
+                    this.actor = new TinCan.Agent (cfg.actor);
+                }
+            }
+            if (cfg.hasOwnProperty("context")) {
+                if (cfg.context instanceof TinCan.Context) {
+                    this.context = cfg.context;
+                }
+                else {
+                    this.context = new TinCan.Context (cfg.context);
+                }
+            }
+            if (cfg.hasOwnProperty("registration")) {
+                this.registration = cfg.registration;
+            }
         },
 
         /**
@@ -887,6 +909,7 @@ var TinCan;
             @param {Object} [cfg.registration] Registration used in query,
                 defaults to 'registration' property if empty
             @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing state
+            @param {String} [cfg.contentType] Content-Type to specify in headers
             @param {Function} [cfg.callback] Function to run with state
         */
         setState: function (key, val, cfg) {
@@ -922,6 +945,9 @@ var TinCan;
                 if (typeof cfg.lastSHA1 !== "undefined") {
                     queryCfg.lastSHA1 = cfg.lastSHA1;
                 }
+                if (typeof cfg.contentType !== "undefined") {
+                    queryCfg.contentType = cfg.contentType;
+                }
                 if (typeof cfg.callback !== "undefined") {
                     queryCfg.callback = cfg.callback;
                 }
@@ -1051,6 +1077,7 @@ var TinCan;
             @param {Object} [cfg.activity] Activity used in query,
                 defaults to 'activity' property if empty
             @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing profile
+            @param {String} [cfg.contentType] Content-Type to specify in headers
             @param {Function} [cfg.callback] Function to run with activity profile
         */
         setActivityProfile: function (key, val, cfg) {
@@ -1082,6 +1109,9 @@ var TinCan;
                 if (typeof cfg.lastSHA1 !== "undefined") {
                     queryCfg.lastSHA1 = cfg.lastSHA1;
                 }
+                if (typeof cfg.contentType !== "undefined") {
+                    queryCfg.contentType = cfg.contentType;
+                }
 
                 return lrs.saveActivityProfile(key, val, queryCfg);
             }
@@ -1140,6 +1170,156 @@ var TinCan;
             else {
                 this.log(msg);
             }
+        },
+
+        /**
+        @method getAgentProfile
+        @param {String} key Key to retrieve from the profile
+        @param {Object} [cfg] Configuration for request
+            @param {Object} [cfg.agent] Agent used in query,
+                defaults to 'actor' property if empty
+            @param {Function} [cfg.callback] Function to run with agent profile
+        */
+        getAgentProfile: function (key, cfg) {
+            this.log("getAgentProfile");
+            var queryCfg,
+                lrs,
+                msg
+            ;
+
+            if (this.recordStores.length > 0) {
+                //
+                // for agent profiles (for now) we are only going to store to the first LRS
+                // so only get from there too
+                //
+                // TODO: make this the first non-allowFail LRS but for now it should
+                // be good enough to make it the first since we know the LMS provided
+                // LRS is the first
+                //
+                lrs = this.recordStores[0];
+
+                cfg = cfg || {};
+
+                queryCfg = {
+                    agent: (typeof cfg.agent !== "undefined" ? cfg.agent : this.actor)
+                };
+                if (typeof cfg.callback !== "undefined") {
+                    queryCfg.callback = cfg.callback;
+                }
+
+                return lrs.retrieveAgentProfile(key, queryCfg);
+            }
+
+            msg = "[warning] getAgentProfile: No LRSs added yet (agent profile not retrieved)";
+            if (TinCan.environment().isBrowser) {
+                alert(this.LOG_SRC + ": " + msg);
+            }
+            else {
+                this.log(msg);
+            }
+        },
+
+        /**
+        @method setAgentProfile
+        @param {String} key Key to store into the agent profile
+        @param {String|Object} val Value to store into the agent profile, objects will be stringified to JSON
+        @param {Object} [cfg] Configuration for request
+            @param {Object} [cfg.agent] Agent used in query,
+                defaults to 'actor' property if empty
+            @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing profile
+            @param {String} [cfg.contentType] Content-Type to specify in headers
+            @param {Function} [cfg.callback] Function to run with agent profile
+        */
+        setAgentProfile: function (key, val, cfg) {
+            this.log("setAgentProfile");
+            var queryCfg,
+                lrs,
+                msg
+            ;
+
+            if (this.recordStores.length > 0) {
+                //
+                // for agent profile (for now) we are only going to store to the first LRS
+                // so only get from there too
+                //
+                // TODO: make this the first non-allowFail LRS but for now it should
+                // be good enough to make it the first since we know the LMS provided
+                // LRS is the first
+                //
+                lrs = this.recordStores[0];
+
+                cfg = cfg || {};
+
+                queryCfg = {
+                    agent: (typeof cfg.agent !== "undefined" ? cfg.agent : this.actor)
+                };
+                if (typeof cfg.callback !== "undefined") {
+                    queryCfg.callback = cfg.callback;
+                }
+                if (typeof cfg.lastSHA1 !== "undefined") {
+                    queryCfg.lastSHA1 = cfg.lastSHA1;
+                }
+                if (typeof cfg.contentType !== "undefined") {
+                    queryCfg.contentType = cfg.contentType;
+                }
+
+                return lrs.saveAgentProfile(key, val, queryCfg);
+            }
+
+            msg = "[warning] setAgentProfile: No LRSs added yet (agent profile not saved)";
+            if (TinCan.environment().isBrowser) {
+                alert(this.LOG_SRC + ": " + msg);
+            }
+            else {
+                this.log(msg);
+            }
+        },
+
+        /**
+        @method deleteAgentProfile
+        @param {String|null} key Key to remove from the agent profile, or null to clear all
+        @param {Object} [cfg] Configuration for request
+            @param {Object} [cfg.agent] Agent used in query,
+                defaults to 'actor' property if empty
+            @param {Function} [cfg.callback] Function to run with agent profile
+        */
+        deleteAgentProfile: function (key, cfg) {
+            this.log("deleteAgentProfile");
+            var queryCfg,
+                lrs,
+                msg
+            ;
+
+            if (this.recordStores.length > 0) {
+                //
+                // for agent profile (for now) we are only going to store to the first LRS
+                // so only get from there too
+                //
+                // TODO: make this the first non-allowFail LRS but for now it should
+                // be good enough to make it the first since we know the LMS provided
+                // LRS is the first
+                //
+                lrs = this.recordStores[0];
+
+                cfg = cfg || {};
+
+                queryCfg = {
+                    agent: (typeof cfg.agent !== "undefined" ? cfg.agent : this.actor)
+                };
+                if (typeof cfg.callback !== "undefined") {
+                    queryCfg.callback = cfg.callback;
+                }
+
+                return lrs.dropAgentProfile(key, queryCfg);
+            }
+
+            msg = "[warning] deleteAgentProfile: No LRSs added yet (agent profile not deleted)";
+            if (TinCan.environment().isBrowser) {
+                alert(this.LOG_SRC + ": " + msg);
+            }
+            else {
+                this.log(msg);
+            }
         }
     };
 
@@ -1445,11 +1625,31 @@ TinCan client library
         getServerRoot: function (absoluteUrl) {
             var urlParts = absoluteUrl.split("/");
             return urlParts[0] + "//" + urlParts[2];
+        },
+
+        /**
+        @method getContentTypeFromHeader
+        @static
+        @param {String} Content-Type header value
+        @return {String} Primary value from Content-Type
+        */
+        getContentTypeFromHeader: function (header) {
+            return (String(header).split(";"))[0];
+        },
+
+        /**
+        @method isApplicationJSON
+        @static
+        @param {String} Content-Type header value
+        @return {Boolean} whether "application/json" was matched
+        */
+        isApplicationJSON: function (header) {
+            return TinCan.Utils.getContentTypeFromHeader(header).toLowerCase().indexOf("application/json") === 0;
         }
     };
 }());
 /*
-    Copyright 2012 Rustici Software
+    Copyright 2012-2013 Rustici Software
 
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
@@ -1713,8 +1913,8 @@ TinCan client library
         Method used to send a request via browser objects to the LRS
 
         @method sendRequest
-        @param {Object} [cfg] Configuration for request
-            @param {String} [cfg.url] URL portion to add to endpoint
+        @param {Object} cfg Configuration for request
+            @param {String} cfg.url URL portion to add to endpoint
             @param {String} [cfg.method] GET, PUT, POST, etc.
             @param {Object} [cfg.params] Parameters to set on the querystring
             @param {String} [cfg.data] String of body content
@@ -1736,6 +1936,7 @@ TinCan client library
                 headers = {},
                 data,
                 requestCompleteResult,
+                syncFakeStatus,
                 until,
                 prop,
                 pairs = [],
@@ -1743,17 +1944,26 @@ TinCan client library
             ;
 
             // Setup request callback
-            function requestComplete () {
+            function requestComplete (fakeStatus) {
                 self.log("requestComplete: " + finished + ", xhr.status: " + xhr.status);
                 var notFoundOk,
                     httpStatus;
 
                 //
-                // older versions of IE don't properly handle 204 status codes
-                // so correct when receiving a 1223 to be 204 locally
-                // http://stackoverflow.com/questions/10046972/msie-returns-status-code-of-1223-for-ajax-request
+                // XDomainRequest doesn't give us a way to get the status,
+                // so allow passing in a forged one
                 //
-                httpStatus = (xhr.status === 1223) ? 204 : xhr.status;
+                if (typeof xhr.status === "undefined") {
+                    httpStatus = fakeStatus;
+                }
+                else {
+                    //
+                    // older versions of IE don't properly handle 204 status codes
+                    // so correct when receiving a 1223 to be 204 locally
+                    // http://stackoverflow.com/questions/10046972/msie-returns-status-code-of-1223-for-ajax-request
+                    //
+                    httpStatus = (xhr.status === 1223) ? 204 : xhr.status;
+                }
 
                 if (! finished) {
                     // may be in sync or async mode, using XMLHttpRequest or IE XDomainRequest, onreadystatechange or
@@ -1762,7 +1972,7 @@ TinCan client library
                     finished = true;
 
                     notFoundOk = (cfg.ignore404 && httpStatus === 404);
-                    if (httpStatus === undefined || (httpStatus >= 200 && httpStatus < 400) || notFoundOk) {
+                    if ((httpStatus >= 200 && httpStatus < 400) || notFoundOk) {
                         if (cfg.callback) {
                             cfg.callback(null, xhr);
                         }
@@ -1775,19 +1985,21 @@ TinCan client library
                         }
                     }
                     else {
-                        // Alert all errors except cancelled XHR requests
-                        if (httpStatus > 0) {
-                            requestCompleteResult = {
-                                err: httpStatus,
-                                xhr: xhr
-                            };
-                            if (self.alertOnRequestFailure) {
-                                alert("[warning] There was a problem communicating with the Learning Record Store. (" + httpStatus + " | " + xhr.responseText+ ")");
+                        requestCompleteResult = {
+                            err: httpStatus,
+                            xhr: xhr
+                        };
+                        if (self.alertOnRequestFailure) {
+                            if (httpStatus === 0) {
+                                alert("[warning] There was a problem communicating with the Learning Record Store. Aborted, offline, or invalid CORS endpoint (" + httpStatus + ")");
                             }
-                            if (cfg.callback) {
-                                cfg.callback(httpStatus, xhr);
+                            else {
+                                alert("[warning] There was a problem communicating with the Learning Record Store. (" + httpStatus + " | " + xhr.responseText+ ")");
                             }
                         }
+                        if (cfg.callback) {
+                            cfg.callback(httpStatus, xhr);
+                        }
                         return requestCompleteResult;
                     }
                 }
@@ -1818,7 +2030,6 @@ TinCan client library
             }
 
             // consolidate headers
-            headers["Content-Type"] = "application/json";
             headers.Authorization = this.auth;
             if (this.version !== "0.9") {
                 headers["X-Experience-API-Version"] = this.version;
@@ -1905,12 +2116,37 @@ TinCan client library
                 xhr = new XDomainRequest ();
                 xhr.open("POST", fullUrl);
 
-                xhr.onload = function () {
-                    requestComplete();
-                };
-                xhr.onerror = function () {
-                    requestComplete();
-                };
+                if (! cfg.callback) {
+                    xhr.onload = function () {
+                        syncFakeStatus = 200;
+                    };
+                    xhr.onerror = function () {
+                        syncFakeStatus = 400;
+                    };
+                    xhr.ontimeout = function () {
+                        syncFakeStatus = 0;
+                    };
+                }
+                else {
+                    xhr.onload = function () {
+                        requestComplete(200);
+                    };
+                    xhr.onerror = function () {
+                        requestComplete(400);
+                    };
+                    xhr.ontimeout = function () {
+                        requestComplete(0);
+                    };
+                }
+
+                // IE likes to randomly abort requests when some handlers
+                // aren't defined, so define them with no-ops, see:
+                //
+                // http://cypressnorth.com/programming/internet-explorer-aborting-ajax-requests-fixed/
+                // http://social.msdn.microsoft.com/Forums/ie/en-US/30ef3add-767c-4436-b8a9-f1ca19b4812e/ie9-rtm-xdomainrequest-issued-requests-may-abort-if-all-event-handlers-not-specified
+                //
+                xhr.onprogress = function () {};
+                xhr.timeout = 0;
             }
             else {
                 this.log("sendRequest unrecognized _requestMode: " + this._requestMode);
@@ -1933,13 +2169,14 @@ TinCan client library
                 // synchronous
                 if (this._requestMode === XDR) {
                     // synchronous call in IE, with no synchronous mode available
-                    until = 1000 + Date.now();
+                    until = 10000 + Date.now();
                     this.log("sendRequest - until: " + until + ", finished: " + finished);
 
-                    while (Date.now() < until && ! finished) {
+                    while (Date.now() < until && typeof syncFakeStatus === "undefined") {
                         //this.log("calling __delay");
                         this.__delay();
                     }
+                    return requestComplete(syncFakeStatus);
                 }
                 return requestComplete();
             }
@@ -1978,7 +2215,10 @@ TinCan client library
 
             requestCfg = {
                 url: "statements",
-                data: JSON.stringify(stmt.asVersion( this.version ))
+                data: JSON.stringify(stmt.asVersion( this.version )),
+                headers: {
+                    "Content-Type": "application/json"
+                }
             };
             if (stmt.id !== null) {
                 requestCfg.method = "PUT";
@@ -2156,7 +2396,10 @@ TinCan client library
             requestCfg = {
                 url: "statements",
                 method: "POST",
-                data: JSON.stringify(versionedStatements)
+                data: JSON.stringify(versionedStatements),
+                headers: {
+                    "Content-Type": "application/json"
+                }
             };
             if (typeof cfg.callback !== "undefined") {
                 requestCfg.callback = cfg.callback;
@@ -2552,6 +2795,22 @@ TinCan client library
                                 //
                                 result.etag = TinCan.Utils.getSHA1String(xhr.responseText);
                             }
+
+                            if (typeof xhr.contentType !== "undefined") {
+                                // most likely an XDomainRequest which has .contentType,
+                                // for the ones that it supports
+                                result.contentType = xhr.contentType;
+                            } else if (typeof xhr.getResponseHeader !== "undefined" && xhr.getResponseHeader("Content-Type") !== null && xhr.getResponseHeader("Content-Type") !== "") {
+                                result.contentType = xhr.getResponseHeader("Content-Type");
+                            }
+
+                            if (TinCan.Utils.isApplicationJSON(result.contentType)) {
+                                try {
+                                    result.contents = JSON.parse(result.contents);
+                                } catch (ex) {
+                                    this.log("retrieveState - failed to deserialize JSON: " + ex);
+                                }
+                            }
                         }
                     }
 
@@ -2580,6 +2839,20 @@ TinCan client library
                         //
                         requestResult.state.etag = TinCan.Utils.getSHA1String(requestResult.xhr.responseText);
                     }
+                    if (typeof requestResult.xhr.contentType !== "undefined") {
+                        // most likely an XDomainRequest which has .contentType
+                        // for the ones that it supports
+                        requestResult.state.contentType = requestResult.xhr.contentType;
+                    } else if (typeof requestResult.xhr.getResponseHeader !== "undefined" && requestResult.xhr.getResponseHeader("Content-Type") !== null && requestResult.xhr.getResponseHeader("Content-Type") !== "") {
+                        requestResult.state.contentType = requestResult.xhr.getResponseHeader("Content-Type");
+                    }
+                    if (TinCan.Utils.isApplicationJSON(requestResult.state.contentType)) {
+                        try {
+                            requestResult.state.contents = JSON.parse(requestResult.state.contents);
+                        } catch (ex) {
+                            this.log("retrieveState - failed to deserialize JSON: " + ex);
+                        }
+                    }
                 }
             }
 
@@ -2597,6 +2870,7 @@ TinCan client library
             @param {Object} cfg.agent TinCan.Agent
             @param {String} [cfg.registration] Registration
             @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing state
+            @param {String} [cfg.contentType] Content-Type to specify in headers (defaults to 'application/octet-stream')
             @param {Function} [cfg.callback] Callback to execute on completion
         */
         saveState: function (key, val, cfg) {
@@ -2614,7 +2888,11 @@ TinCan client library
                 return;
             }
 
-            if (typeof val === "object") {
+            if (typeof cfg.contentType === "undefined") {
+                cfg.contentType = "application/octet-stream";
+            }
+
+            if (typeof val === "object" && TinCan.Utils.isApplicationJSON(cfg.contentType)) {
                 val = JSON.stringify(val);
             }
 
@@ -2641,15 +2919,16 @@ TinCan client library
                 url: "activities/state",
                 method: "PUT",
                 params: requestParams,
-                data: val
+                data: val,
+                headers: {
+                    "Content-Type": cfg.contentType
+                }
             };
             if (typeof cfg.callback !== "undefined") {
                 requestCfg.callback = cfg.callback;
             }
             if (typeof cfg.lastSHA1 !== "undefined" && cfg.lastSHA1 !== null) {
-                requestCfg.headers = {
-                    "If-Match": cfg.lastSHA1
-                };
+                requestCfg.headers["If-Match"] = cfg.lastSHA1;
             }
 
             return this.sendRequest(requestCfg);
@@ -2668,8 +2947,8 @@ TinCan client library
         */
         dropState: function (key, cfg) {
             this.log("dropState");
-            var requestParams = {},
-                requestCfg = {}
+            var requestParams,
+                requestCfg
             ;
 
             // TODO: it would be better to make a subclass that knows
@@ -2773,6 +3052,20 @@ TinCan client library
                                 //
                                 result.etag = TinCan.Utils.getSHA1String(xhr.responseText);
                             }
+                            if (typeof xhr.contentType !== "undefined") {
+                                // most likely an XDomainRequest which has .contentType
+                                // for the ones that it supports
+                                result.contentType = xhr.contentType;
+                            } else if (typeof xhr.getResponseHeader !== "undefined" && xhr.getResponseHeader("Content-Type") !== null && xhr.getResponseHeader("Content-Type") !== "") {
+                                result.contentType = xhr.getResponseHeader("Content-Type");
+                            }
+                            if (TinCan.Utils.isApplicationJSON(result.contentType)) {
+                                try {
+                                    result.contents = JSON.parse(result.contents);
+                                } catch (ex) {
+                                    this.log("retrieveActivityProfile - failed to deserialize JSON: " + ex);
+                                }
+                            }
                         }
                     }
 
@@ -2802,6 +3095,20 @@ TinCan client library
                         //
                         requestResult.profile.etag = TinCan.Utils.getSHA1String(requestResult.xhr.responseText);
                     }
+                    if (typeof requestResult.xhr.contentType !== "undefined") {
+                        // most likely an XDomainRequest which has .contentType
+                        // for the ones that it supports
+                        requestResult.profile.contentType = requestResult.xhr.contentType;
+                    } else if (typeof requestResult.xhr.getResponseHeader !== "undefined" && requestResult.xhr.getResponseHeader("Content-Type") !== null && requestResult.xhr.getResponseHeader("Content-Type") !== "") {
+                        requestResult.profile.contentType = requestResult.xhr.getResponseHeader("Content-Type");
+                    }
+                    if (TinCan.Utils.isApplicationJSON(requestResult.profile.contentType)) {
+                        try {
+                            requestResult.profile.contents = JSON.parse(requestResult.profile.contents);
+                        } catch (ex) {
+                            this.log("retrieveActivityProfile - failed to deserialize JSON: " + ex);
+                        }
+                    }
                 }
             }
 
@@ -2816,6 +3123,7 @@ TinCan client library
         @param {Object} cfg Configuration options
             @param {Object} cfg.activity TinCan.Activity
             @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing profile
+            @param {String} [cfg.contentType] Content-Type to specify in headers (defaults to 'application/octet-stream')
             @param {Function} [cfg.callback] Callback to execute on completion
         */
         saveActivityProfile: function (key, val, cfg) {
@@ -2830,7 +3138,11 @@ TinCan client library
                 return;
             }
 
-            if (typeof val === "object") {
+            if (typeof cfg.contentType === "undefined") {
+                cfg.contentType = "application/octet-stream";
+            }
+
+            if (typeof val === "object" && TinCan.Utils.isApplicationJSON(cfg.contentType)) {
                 val = JSON.stringify(val);
             }
 
@@ -2841,20 +3153,19 @@ TinCan client library
                     profileId: key,
                     activityId: cfg.activity.id
                 },
-                data: val
+                data: val,
+                headers: {
+                    "Content-Type": cfg.contentType
+                }
             };
             if (typeof cfg.callback !== "undefined") {
                 requestCfg.callback = cfg.callback;
             }
             if (typeof cfg.lastSHA1 !== "undefined" && cfg.lastSHA1 !== null) {
-                requestCfg.headers = {
-                    "If-Match": cfg.lastSHA1
-                };
+                requestCfg.headers["If-Match"] = cfg.lastSHA1;
             }
             else {
-                requestCfg.headers = {
-                    "If-None-Match": "*"
-                };
+                requestCfg.headers["If-None-Match"] = "*";
             }
 
             return this.sendRequest(requestCfg);
@@ -2871,8 +3182,8 @@ TinCan client library
         */
         dropActivityProfile: function (key, cfg) {
             this.log("dropActivityProfile");
-            var requestParams = {},
-                requestCfg = {}
+            var requestParams,
+                requestCfg
             ;
 
             // TODO: it would be better to make a subclass that knows
@@ -2884,11 +3195,9 @@ TinCan client library
             }
 
             requestParams = {
+                profileId: key,
                 activityId: cfg.activity.id
             };
-            if (key !== null) {
-                requestParams.profileId = key;
-            }
 
             requestCfg = {
                 url: "activities/profile",
@@ -2902,6 +3211,242 @@ TinCan client library
             return this.sendRequest(requestCfg);
         },
 
+        /**
+        Retrieve an agent profile value, when used from a browser sends to the endpoint using the RESTful interface.
+
+        @method retrieveAgentProfile
+        @param {String} key Key of agent profile to retrieve
+        @param {Object} cfg Configuration options
+            @param {Object} cfg.agent TinCan.Agent
+            @param {Function} [cfg.callback] Callback to execute on completion
+        @return {Object} Value retrieved
+        */
+        retrieveAgentProfile: function (key, cfg) {
+            this.log("retrieveAgentProfile");
+            var requestCfg = {},
+                requestResult,
+                callbackWrapper
+            ;
+
+            // TODO: it would be better to make a subclass that knows
+            //       its own environment and just implements the protocol
+            //       that it needs to
+            if (! TinCan.environment().isBrowser) {
+                this.log("error: environment not implemented");
+                return;
+            }
+
+            requestCfg = {
+                method: "GET",
+                params: {
+                    profileId: key
+                },
+                ignore404: true
+            };
+            if (this.version === "0.9") {
+                requestCfg.url = "actors/profile";
+                requestCfg.params.actor = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            else {
+                requestCfg.url = "agents/profile";
+                requestCfg.params.agent = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            if (typeof cfg.callback !== "undefined") {
+                callbackWrapper = function (err, xhr) {
+                    var result = xhr;
+
+                    if (err === null) {
+                        if (xhr.status === 404) {
+                            result = null;
+                        }
+                        else {
+                            result = new TinCan.AgentProfile(
+                                {
+                                    id: key,
+                                    agent: cfg.agent,
+                                    contents: xhr.responseText
+                                }
+                            );
+                            if (typeof xhr.getResponseHeader !== "undefined" && xhr.getResponseHeader("ETag") !== null && xhr.getResponseHeader("ETag") !== "") {
+                                result.etag = xhr.getResponseHeader("ETag");
+                            } else {
+                                //
+                                // either XHR didn't have getResponseHeader (probably cause it is an IE
+                                // XDomainRequest object which doesn't) or not populated by LRS so create
+                                // the hash ourselves
+                                //
+                                result.etag = TinCan.Utils.getSHA1String(xhr.responseText);
+                            }
+                            if (typeof xhr.contentType !== "undefined") {
+                                // most likely an XDomainRequest which has .contentType
+                                // for the ones that it supports
+                                result.contentType = xhr.contentType;
+                            } else if (typeof xhr.getResponseHeader !== "undefined" && xhr.getResponseHeader("Content-Type") !== null && xhr.getResponseHeader("Content-Type") !== "") {
+                                result.contentType = xhr.getResponseHeader("Content-Type");
+                            }
+                            if (TinCan.Utils.isApplicationJSON(result.contentType)) {
+                                try {
+                                    result.contents = JSON.parse(result.contents);
+                                } catch (ex) {
+                                    this.log("retrieveAgentProfile - failed to deserialize JSON: " + ex);
+                                }
+                            }
+                        }
+                    }
+
+                    cfg.callback(err, result);
+                };
+                requestCfg.callback = callbackWrapper;
+            }
+
+            requestResult = this.sendRequest(requestCfg);
+            if (! callbackWrapper) {
+                requestResult.profile = null;
+                if (requestResult.err === null && requestResult.xhr.status !== 404) {
+                    requestResult.profile = new TinCan.AgentProfile(
+                        {
+                            id: key,
+                            agent: cfg.agent,
+                            contents: requestResult.xhr.responseText
+                        }
+                    );
+                    if (typeof requestResult.xhr.getResponseHeader !== "undefined" && requestResult.xhr.getResponseHeader("ETag") !== null && requestResult.xhr.getResponseHeader("ETag") !== "") {
+                        requestResult.profile.etag = requestResult.xhr.getResponseHeader("ETag");
+                    } else {
+                        //
+                        // either XHR didn't have getResponseHeader (probably cause it is an IE
+                        // XDomainRequest object which doesn't) or not populated by LRS so create
+                        // the hash ourselves
+                        //
+                        requestResult.profile.etag = TinCan.Utils.getSHA1String(requestResult.xhr.responseText);
+                    }
+                    if (typeof requestResult.xhr.contentType !== "undefined") {
+                        // most likely an XDomainRequest which has .contentType
+                        // for the ones that it supports
+                        requestResult.profile.contentType = requestResult.xhr.contentType;
+                    } else if (typeof requestResult.xhr.getResponseHeader !== "undefined" && requestResult.xhr.getResponseHeader("Content-Type") !== null && requestResult.xhr.getResponseHeader("Content-Type") !== "") {
+                        requestResult.profile.contentType = requestResult.xhr.getResponseHeader("Content-Type");
+                    }
+                    if (TinCan.Utils.isApplicationJSON(requestResult.profile.contentType)) {
+                        try {
+                            requestResult.profile.contents = JSON.parse(requestResult.profile.contents);
+                        } catch (ex) {
+                            this.log("retrieveAgentProfile - failed to deserialize JSON: " + ex);
+                        }
+                    }
+                }
+            }
+
+            return requestResult;
+        },
+
+        /**
+        Save an agent profile value, when used from a browser sends to the endpoint using the RESTful interface.
+
+        @method saveAgentProfile
+        @param {String} key Key of agent profile to retrieve
+        @param {Object} cfg Configuration options
+            @param {Object} cfg.agent TinCan.Agent
+            @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing profile
+            @param {String} [cfg.contentType] Content-Type to specify in headers (defaults to 'application/octet-stream')
+            @param {Function} [cfg.callback] Callback to execute on completion
+        */
+        saveAgentProfile: function (key, val, cfg) {
+            this.log("saveAgentProfile");
+            var requestCfg;
+
+            // TODO: it would be better to make a subclass that knows
+            //       its own environment and just implements the protocol
+            //       that it needs to
+            if (! TinCan.environment().isBrowser) {
+                this.log("error: environment not implemented");
+                return;
+            }
+
+            if (typeof cfg.contentType === "undefined") {
+                cfg.contentType = "application/octet-stream";
+            }
+
+            if (typeof val === "object" && TinCan.Utils.isApplicationJSON(cfg.contentType)) {
+                val = JSON.stringify(val);
+            }
+
+            requestCfg = {
+                method: "PUT",
+                params: {
+                    profileId: key
+                },
+                data: val,
+                headers: {
+                    "Content-Type": cfg.contentType
+                }
+            };
+            if (this.version === "0.9") {
+                requestCfg.url = "actors/profile";
+                requestCfg.params.actor = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            else {
+                requestCfg.url = "agents/profile";
+                requestCfg.params.agent = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            if (typeof cfg.callback !== "undefined") {
+                requestCfg.callback = cfg.callback;
+            }
+            if (typeof cfg.lastSHA1 !== "undefined" && cfg.lastSHA1 !== null) {
+                requestCfg.headers["If-Match"] = cfg.lastSHA1;
+            }
+            else {
+                requestCfg.headers["If-None-Match"] = "*";
+            }
+
+            return this.sendRequest(requestCfg);
+        },
+
+        /**
+        Drop an agent profile value or all of the agent profile, when used from a browser sends to the endpoint using the RESTful interface.
+
+        @method dropAgentProfile
+        @param {String|null} key Key of agent profile to delete, or null for all
+        @param {Object} cfg Configuration options
+            @param {Object} cfg.agent TinCan.Agent
+            @param {Function} [cfg.callback] Callback to execute on completion
+        */
+        dropAgentProfile: function (key, cfg) {
+            this.log("dropAgentProfile");
+            var requestParams,
+                requestCfg
+            ;
+
+            // TODO: it would be better to make a subclass that knows
+            //       its own environment and just implements the protocol
+            //       that it needs to
+            if (! TinCan.environment().isBrowser) {
+                this.log("error: environment not implemented");
+                return;
+            }
+
+            requestParams = {
+                profileId: key
+            };
+            requestCfg = {
+                method: "DELETE",
+                params: requestParams
+            };
+            if (this.version === "0.9") {
+                requestCfg.url = "actors/profile";
+                requestParams.actor = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            else {
+                requestCfg.url = "agents/profile";
+                requestParams.agent = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            if (typeof cfg.callback !== "undefined") {
+                requestCfg.callback = cfg.callback;
+            }
+
+            return this.sendRequest(requestCfg);
+        },
+
         /**
         Non-environment safe method used to create a delay to give impression
         of synchronous response
@@ -5954,6 +6499,12 @@ TinCan client library
         */
         this.etag = null;
 
+        /**
+        @property contentType
+        @type String
+        */
+        this.contentType = null;
+
         this.init(cfg);
     };
     State.prototype = {
@@ -5976,7 +6527,9 @@ TinCan client library
             var i,
                 directProps = [
                     "id",
-                    "contents"
+                    "contents",
+                    "etag",
+                    "contentType"
                 ],
                 val
             ;
@@ -6070,6 +6623,12 @@ TinCan client library
         */
         this.etag = null;
 
+        /**
+        @property contentType
+        @type String
+        */
+        this.contentType = null;
+
         this.init(cfg);
     };
     ActivityProfile.prototype = {
@@ -6093,7 +6652,8 @@ TinCan client library
                 directProps = [
                     "id",
                     "contents",
-                    "etag"
+                    "etag",
+                    "contentType"
                 ],
                 val
             ;
@@ -6131,6 +6691,139 @@ TinCan client library
         return new ActivityProfile(_state);
     };
 }());
+/*
+    Copyright 2013 Rustici Software
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+TinCan client library
+
+@module TinCan
+@submodule TinCan.AgentProfile
+**/
+(function () {
+    "use strict";
+
+    /**
+    @class TinCan.AgentProfile
+    @constructor
+    */
+    var AgentProfile = TinCan.AgentProfile = function (cfg) {
+        this.log("constructor");
+
+        /**
+        @property id
+        @type String
+        */
+        this.id = null;
+
+        /**
+        @property agent
+        @type TinCan.Agent
+        */
+        this.agent = null;
+
+        /**
+        @property updated
+        @type String
+        */
+        this.updated = null;
+
+        /**
+        @property contents
+        @type String
+        */
+        this.contents = null;
+
+        /**
+        SHA1 of contents as provided by the server during last fetch,
+        this should be passed through to saveAgentProfile
+
+        @property etag
+        @type String
+        */
+        this.etag = null;
+
+        /**
+        @property contentType
+        @type String
+        */
+        this.contentType = null;
+
+        this.init(cfg);
+    };
+    AgentProfile.prototype = {
+        /**
+        @property LOG_SRC
+        */
+        LOG_SRC: 'AgentProfile',
+
+        /**
+        @method log
+        */
+        log: TinCan.prototype.log,
+
+        /**
+        @method init
+        @param {Object} [options] Configuration used to initialize
+        */
+        init: function (cfg) {
+            this.log("init");
+            var i,
+                directProps = [
+                    "id",
+                    "contents",
+                    "etag",
+                    "contentType"
+                ],
+                val
+            ;
+
+            cfg = cfg || {};
+
+            if (cfg.hasOwnProperty("agent")) {
+                if (cfg.agent instanceof TinCan.Agent) {
+                    this.agent = cfg.agent;
+                }
+                else {
+                    this.agent = new TinCan.Agent (cfg.agent);
+                }
+            }
+
+            for (i = 0; i < directProps.length; i += 1) {
+                if (cfg.hasOwnProperty(directProps[i]) && cfg[directProps[i]] !== null) {
+                    this[directProps[i]] = cfg[directProps[i]];
+                }
+            }
+
+            this.updated = false;
+        }
+    };
+
+    /**
+    @method fromJSON
+    @return {Object} AgentProfile
+    @static
+    */
+    AgentProfile.fromJSON = function (stateJSON) {
+        AgentProfile.prototype.log("fromJSON");
+        var _state = JSON.parse(stateJSON);
+
+        return new AgentProfile(_state);
+    };
+}());
 /*
 CryptoJS v3.0.2
 code.google.com/p/crypto-js
diff --git a/src/ActivityProfile.js b/src/ActivityProfile.js
index a59b496..534a5e9 100644
--- a/src/ActivityProfile.js
+++ b/src/ActivityProfile.js
@@ -63,6 +63,12 @@ TinCan client library
         */
         this.etag = null;
 
+        /**
+        @property contentType
+        @type String
+        */
+        this.contentType = null;
+
         this.init(cfg);
     };
     ActivityProfile.prototype = {
@@ -86,7 +92,8 @@ TinCan client library
                 directProps = [
                     "id",
                     "contents",
-                    "etag"
+                    "etag",
+                    "contentType"
                 ],
                 val
             ;
diff --git a/src/AgentProfile.js b/src/AgentProfile.js
new file mode 100644
index 0000000..93a6f94
--- /dev/null
+++ b/src/AgentProfile.js
@@ -0,0 +1,133 @@
+/*
+    Copyright 2013 Rustici Software
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+TinCan client library
+
+@module TinCan
+@submodule TinCan.AgentProfile
+**/
+(function () {
+    "use strict";
+
+    /**
+    @class TinCan.AgentProfile
+    @constructor
+    */
+    var AgentProfile = TinCan.AgentProfile = function (cfg) {
+        this.log("constructor");
+
+        /**
+        @property id
+        @type String
+        */
+        this.id = null;
+
+        /**
+        @property agent
+        @type TinCan.Agent
+        */
+        this.agent = null;
+
+        /**
+        @property updated
+        @type String
+        */
+        this.updated = null;
+
+        /**
+        @property contents
+        @type String
+        */
+        this.contents = null;
+
+        /**
+        SHA1 of contents as provided by the server during last fetch,
+        this should be passed through to saveAgentProfile
+
+        @property etag
+        @type String
+        */
+        this.etag = null;
+
+        /**
+        @property contentType
+        @type String
+        */
+        this.contentType = null;
+
+        this.init(cfg);
+    };
+    AgentProfile.prototype = {
+        /**
+        @property LOG_SRC
+        */
+        LOG_SRC: 'AgentProfile',
+
+        /**
+        @method log
+        */
+        log: TinCan.prototype.log,
+
+        /**
+        @method init
+        @param {Object} [options] Configuration used to initialize
+        */
+        init: function (cfg) {
+            this.log("init");
+            var i,
+                directProps = [
+                    "id",
+                    "contents",
+                    "etag",
+                    "contentType"
+                ],
+                val
+            ;
+
+            cfg = cfg || {};
+
+            if (cfg.hasOwnProperty("agent")) {
+                if (cfg.agent instanceof TinCan.Agent) {
+                    this.agent = cfg.agent;
+                }
+                else {
+                    this.agent = new TinCan.Agent (cfg.agent);
+                }
+            }
+
+            for (i = 0; i < directProps.length; i += 1) {
+                if (cfg.hasOwnProperty(directProps[i]) && cfg[directProps[i]] !== null) {
+                    this[directProps[i]] = cfg[directProps[i]];
+                }
+            }
+
+            this.updated = false;
+        }
+    };
+
+    /**
+    @method fromJSON
+    @return {Object} AgentProfile
+    @static
+    */
+    AgentProfile.fromJSON = function (stateJSON) {
+        AgentProfile.prototype.log("fromJSON");
+        var _state = JSON.parse(stateJSON);
+
+        return new AgentProfile(_state);
+    };
+}());
diff --git a/src/LRS.js b/src/LRS.js
index ed2e24f..f77e5fa 100644
--- a/src/LRS.js
+++ b/src/LRS.js
@@ -1,5 +1,5 @@
 /*
-    Copyright 2012 Rustici Software
+    Copyright 2012-2013 Rustici Software
 
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
@@ -263,8 +263,8 @@ TinCan client library
         Method used to send a request via browser objects to the LRS
 
         @method sendRequest
-        @param {Object} [cfg] Configuration for request
-            @param {String} [cfg.url] URL portion to add to endpoint
+        @param {Object} cfg Configuration for request
+            @param {String} cfg.url URL portion to add to endpoint
             @param {String} [cfg.method] GET, PUT, POST, etc.
             @param {Object} [cfg.params] Parameters to set on the querystring
             @param {String} [cfg.data] String of body content
@@ -286,6 +286,7 @@ TinCan client library
                 headers = {},
                 data,
                 requestCompleteResult,
+                syncFakeStatus,
                 until,
                 prop,
                 pairs = [],
@@ -293,17 +294,26 @@ TinCan client library
             ;
 
             // Setup request callback
-            function requestComplete () {
+            function requestComplete (fakeStatus) {
                 self.log("requestComplete: " + finished + ", xhr.status: " + xhr.status);
                 var notFoundOk,
                     httpStatus;
 
                 //
-                // older versions of IE don't properly handle 204 status codes
-                // so correct when receiving a 1223 to be 204 locally
-                // http://stackoverflow.com/questions/10046972/msie-returns-status-code-of-1223-for-ajax-request
+                // XDomainRequest doesn't give us a way to get the status,
+                // so allow passing in a forged one
                 //
-                httpStatus = (xhr.status === 1223) ? 204 : xhr.status;
+                if (typeof xhr.status === "undefined") {
+                    httpStatus = fakeStatus;
+                }
+                else {
+                    //
+                    // older versions of IE don't properly handle 204 status codes
+                    // so correct when receiving a 1223 to be 204 locally
+                    // http://stackoverflow.com/questions/10046972/msie-returns-status-code-of-1223-for-ajax-request
+                    //
+                    httpStatus = (xhr.status === 1223) ? 204 : xhr.status;
+                }
 
                 if (! finished) {
                     // may be in sync or async mode, using XMLHttpRequest or IE XDomainRequest, onreadystatechange or
@@ -312,7 +322,7 @@ TinCan client library
                     finished = true;
 
                     notFoundOk = (cfg.ignore404 && httpStatus === 404);
-                    if (httpStatus === undefined || (httpStatus >= 200 && httpStatus < 400) || notFoundOk) {
+                    if ((httpStatus >= 200 && httpStatus < 400) || notFoundOk) {
                         if (cfg.callback) {
                             cfg.callback(null, xhr);
                         }
@@ -325,19 +335,21 @@ TinCan client library
                         }
                     }
                     else {
-                        // Alert all errors except cancelled XHR requests
-                        if (httpStatus > 0) {
-                            requestCompleteResult = {
-                                err: httpStatus,
-                                xhr: xhr
-                            };
-                            if (self.alertOnRequestFailure) {
-                                alert("[warning] There was a problem communicating with the Learning Record Store. (" + httpStatus + " | " + xhr.responseText+ ")");
+                        requestCompleteResult = {
+                            err: httpStatus,
+                            xhr: xhr
+                        };
+                        if (self.alertOnRequestFailure) {
+                            if (httpStatus === 0) {
+                                alert("[warning] There was a problem communicating with the Learning Record Store. Aborted, offline, or invalid CORS endpoint (" + httpStatus + ")");
                             }
-                            if (cfg.callback) {
-                                cfg.callback(httpStatus, xhr);
+                            else {
+                                alert("[warning] There was a problem communicating with the Learning Record Store. (" + httpStatus + " | " + xhr.responseText+ ")");
                             }
                         }
+                        if (cfg.callback) {
+                            cfg.callback(httpStatus, xhr);
+                        }
                         return requestCompleteResult;
                     }
                 }
@@ -368,7 +380,6 @@ TinCan client library
             }
 
             // consolidate headers
-            headers["Content-Type"] = "application/json";
             headers.Authorization = this.auth;
             if (this.version !== "0.9") {
                 headers["X-Experience-API-Version"] = this.version;
@@ -455,12 +466,37 @@ TinCan client library
                 xhr = new XDomainRequest ();
                 xhr.open("POST", fullUrl);
 
-                xhr.onload = function () {
-                    requestComplete();
-                };
-                xhr.onerror = function () {
-                    requestComplete();
-                };
+                if (! cfg.callback) {
+                    xhr.onload = function () {
+                        syncFakeStatus = 200;
+                    };
+                    xhr.onerror = function () {
+                        syncFakeStatus = 400;
+                    };
+                    xhr.ontimeout = function () {
+                        syncFakeStatus = 0;
+                    };
+                }
+                else {
+                    xhr.onload = function () {
+                        requestComplete(200);
+                    };
+                    xhr.onerror = function () {
+                        requestComplete(400);
+                    };
+                    xhr.ontimeout = function () {
+                        requestComplete(0);
+                    };
+                }
+
+                // IE likes to randomly abort requests when some handlers
+                // aren't defined, so define them with no-ops, see:
+                //
+                // http://cypressnorth.com/programming/internet-explorer-aborting-ajax-requests-fixed/
+                // http://social.msdn.microsoft.com/Forums/ie/en-US/30ef3add-767c-4436-b8a9-f1ca19b4812e/ie9-rtm-xdomainrequest-issued-requests-may-abort-if-all-event-handlers-not-specified
+                //
+                xhr.onprogress = function () {};
+                xhr.timeout = 0;
             }
             else {
                 this.log("sendRequest unrecognized _requestMode: " + this._requestMode);
@@ -483,13 +519,14 @@ TinCan client library
                 // synchronous
                 if (this._requestMode === XDR) {
                     // synchronous call in IE, with no synchronous mode available
-                    until = 1000 + Date.now();
+                    until = 10000 + Date.now();
                     this.log("sendRequest - until: " + until + ", finished: " + finished);
 
-                    while (Date.now() < until && ! finished) {
+                    while (Date.now() < until && typeof syncFakeStatus === "undefined") {
                         //this.log("calling __delay");
                         this.__delay();
                     }
+                    return requestComplete(syncFakeStatus);
                 }
                 return requestComplete();
             }
@@ -528,7 +565,10 @@ TinCan client library
 
             requestCfg = {
                 url: "statements",
-                data: JSON.stringify(stmt.asVersion( this.version ))
+                data: JSON.stringify(stmt.asVersion( this.version )),
+                headers: {
+                    "Content-Type": "application/json"
+                }
             };
             if (stmt.id !== null) {
                 requestCfg.method = "PUT";
@@ -706,7 +746,10 @@ TinCan client library
             requestCfg = {
                 url: "statements",
                 method: "POST",
-                data: JSON.stringify(versionedStatements)
+                data: JSON.stringify(versionedStatements),
+                headers: {
+                    "Content-Type": "application/json"
+                }
             };
             if (typeof cfg.callback !== "undefined") {
                 requestCfg.callback = cfg.callback;
@@ -1102,6 +1145,22 @@ TinCan client library
                                 //
                                 result.etag = TinCan.Utils.getSHA1String(xhr.responseText);
                             }
+
+                            if (typeof xhr.contentType !== "undefined") {
+                                // most likely an XDomainRequest which has .contentType,
+                                // for the ones that it supports
+                                result.contentType = xhr.contentType;
+                            } else if (typeof xhr.getResponseHeader !== "undefined" && xhr.getResponseHeader("Content-Type") !== null && xhr.getResponseHeader("Content-Type") !== "") {
+                                result.contentType = xhr.getResponseHeader("Content-Type");
+                            }
+
+                            if (TinCan.Utils.isApplicationJSON(result.contentType)) {
+                                try {
+                                    result.contents = JSON.parse(result.contents);
+                                } catch (ex) {
+                                    this.log("retrieveState - failed to deserialize JSON: " + ex);
+                                }
+                            }
                         }
                     }
 
@@ -1130,6 +1189,20 @@ TinCan client library
                         //
                         requestResult.state.etag = TinCan.Utils.getSHA1String(requestResult.xhr.responseText);
                     }
+                    if (typeof requestResult.xhr.contentType !== "undefined") {
+                        // most likely an XDomainRequest which has .contentType
+                        // for the ones that it supports
+                        requestResult.state.contentType = requestResult.xhr.contentType;
+                    } else if (typeof requestResult.xhr.getResponseHeader !== "undefined" && requestResult.xhr.getResponseHeader("Content-Type") !== null && requestResult.xhr.getResponseHeader("Content-Type") !== "") {
+                        requestResult.state.contentType = requestResult.xhr.getResponseHeader("Content-Type");
+                    }
+                    if (TinCan.Utils.isApplicationJSON(requestResult.state.contentType)) {
+                        try {
+                            requestResult.state.contents = JSON.parse(requestResult.state.contents);
+                        } catch (ex) {
+                            this.log("retrieveState - failed to deserialize JSON: " + ex);
+                        }
+                    }
                 }
             }
 
@@ -1147,6 +1220,7 @@ TinCan client library
             @param {Object} cfg.agent TinCan.Agent
             @param {String} [cfg.registration] Registration
             @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing state
+            @param {String} [cfg.contentType] Content-Type to specify in headers (defaults to 'application/octet-stream')
             @param {Function} [cfg.callback] Callback to execute on completion
         */
         saveState: function (key, val, cfg) {
@@ -1164,7 +1238,11 @@ TinCan client library
                 return;
             }
 
-            if (typeof val === "object") {
+            if (typeof cfg.contentType === "undefined") {
+                cfg.contentType = "application/octet-stream";
+            }
+
+            if (typeof val === "object" && TinCan.Utils.isApplicationJSON(cfg.contentType)) {
                 val = JSON.stringify(val);
             }
 
@@ -1191,15 +1269,16 @@ TinCan client library
                 url: "activities/state",
                 method: "PUT",
                 params: requestParams,
-                data: val
+                data: val,
+                headers: {
+                    "Content-Type": cfg.contentType
+                }
             };
             if (typeof cfg.callback !== "undefined") {
                 requestCfg.callback = cfg.callback;
             }
             if (typeof cfg.lastSHA1 !== "undefined" && cfg.lastSHA1 !== null) {
-                requestCfg.headers = {
-                    "If-Match": cfg.lastSHA1
-                };
+                requestCfg.headers["If-Match"] = cfg.lastSHA1;
             }
 
             return this.sendRequest(requestCfg);
@@ -1218,8 +1297,8 @@ TinCan client library
         */
         dropState: function (key, cfg) {
             this.log("dropState");
-            var requestParams = {},
-                requestCfg = {}
+            var requestParams,
+                requestCfg
             ;
 
             // TODO: it would be better to make a subclass that knows
@@ -1323,6 +1402,20 @@ TinCan client library
                                 //
                                 result.etag = TinCan.Utils.getSHA1String(xhr.responseText);
                             }
+                            if (typeof xhr.contentType !== "undefined") {
+                                // most likely an XDomainRequest which has .contentType
+                                // for the ones that it supports
+                                result.contentType = xhr.contentType;
+                            } else if (typeof xhr.getResponseHeader !== "undefined" && xhr.getResponseHeader("Content-Type") !== null && xhr.getResponseHeader("Content-Type") !== "") {
+                                result.contentType = xhr.getResponseHeader("Content-Type");
+                            }
+                            if (TinCan.Utils.isApplicationJSON(result.contentType)) {
+                                try {
+                                    result.contents = JSON.parse(result.contents);
+                                } catch (ex) {
+                                    this.log("retrieveActivityProfile - failed to deserialize JSON: " + ex);
+                                }
+                            }
                         }
                     }
 
@@ -1352,6 +1445,20 @@ TinCan client library
                         //
                         requestResult.profile.etag = TinCan.Utils.getSHA1String(requestResult.xhr.responseText);
                     }
+                    if (typeof requestResult.xhr.contentType !== "undefined") {
+                        // most likely an XDomainRequest which has .contentType
+                        // for the ones that it supports
+                        requestResult.profile.contentType = requestResult.xhr.contentType;
+                    } else if (typeof requestResult.xhr.getResponseHeader !== "undefined" && requestResult.xhr.getResponseHeader("Content-Type") !== null && requestResult.xhr.getResponseHeader("Content-Type") !== "") {
+                        requestResult.profile.contentType = requestResult.xhr.getResponseHeader("Content-Type");
+                    }
+                    if (TinCan.Utils.isApplicationJSON(requestResult.profile.contentType)) {
+                        try {
+                            requestResult.profile.contents = JSON.parse(requestResult.profile.contents);
+                        } catch (ex) {
+                            this.log("retrieveActivityProfile - failed to deserialize JSON: " + ex);
+                        }
+                    }
                 }
             }
 
@@ -1366,6 +1473,7 @@ TinCan client library
         @param {Object} cfg Configuration options
             @param {Object} cfg.activity TinCan.Activity
             @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing profile
+            @param {String} [cfg.contentType] Content-Type to specify in headers (defaults to 'application/octet-stream')
             @param {Function} [cfg.callback] Callback to execute on completion
         */
         saveActivityProfile: function (key, val, cfg) {
@@ -1380,7 +1488,11 @@ TinCan client library
                 return;
             }
 
-            if (typeof val === "object") {
+            if (typeof cfg.contentType === "undefined") {
+                cfg.contentType = "application/octet-stream";
+            }
+
+            if (typeof val === "object" && TinCan.Utils.isApplicationJSON(cfg.contentType)) {
                 val = JSON.stringify(val);
             }
 
@@ -1391,20 +1503,19 @@ TinCan client library
                     profileId: key,
                     activityId: cfg.activity.id
                 },
-                data: val
+                data: val,
+                headers: {
+                    "Content-Type": cfg.contentType
+                }
             };
             if (typeof cfg.callback !== "undefined") {
                 requestCfg.callback = cfg.callback;
             }
             if (typeof cfg.lastSHA1 !== "undefined" && cfg.lastSHA1 !== null) {
-                requestCfg.headers = {
-                    "If-Match": cfg.lastSHA1
-                };
+                requestCfg.headers["If-Match"] = cfg.lastSHA1;
             }
             else {
-                requestCfg.headers = {
-                    "If-None-Match": "*"
-                };
+                requestCfg.headers["If-None-Match"] = "*";
             }
 
             return this.sendRequest(requestCfg);
@@ -1421,8 +1532,8 @@ TinCan client library
         */
         dropActivityProfile: function (key, cfg) {
             this.log("dropActivityProfile");
-            var requestParams = {},
-                requestCfg = {}
+            var requestParams,
+                requestCfg
             ;
 
             // TODO: it would be better to make a subclass that knows
@@ -1434,11 +1545,9 @@ TinCan client library
             }
 
             requestParams = {
+                profileId: key,
                 activityId: cfg.activity.id
             };
-            if (key !== null) {
-                requestParams.profileId = key;
-            }
 
             requestCfg = {
                 url: "activities/profile",
@@ -1452,6 +1561,242 @@ TinCan client library
             return this.sendRequest(requestCfg);
         },
 
+        /**
+        Retrieve an agent profile value, when used from a browser sends to the endpoint using the RESTful interface.
+
+        @method retrieveAgentProfile
+        @param {String} key Key of agent profile to retrieve
+        @param {Object} cfg Configuration options
+            @param {Object} cfg.agent TinCan.Agent
+            @param {Function} [cfg.callback] Callback to execute on completion
+        @return {Object} Value retrieved
+        */
+        retrieveAgentProfile: function (key, cfg) {
+            this.log("retrieveAgentProfile");
+            var requestCfg = {},
+                requestResult,
+                callbackWrapper
+            ;
+
+            // TODO: it would be better to make a subclass that knows
+            //       its own environment and just implements the protocol
+            //       that it needs to
+            if (! TinCan.environment().isBrowser) {
+                this.log("error: environment not implemented");
+                return;
+            }
+
+            requestCfg = {
+                method: "GET",
+                params: {
+                    profileId: key
+                },
+                ignore404: true
+            };
+            if (this.version === "0.9") {
+                requestCfg.url = "actors/profile";
+                requestCfg.params.actor = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            else {
+                requestCfg.url = "agents/profile";
+                requestCfg.params.agent = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            if (typeof cfg.callback !== "undefined") {
+                callbackWrapper = function (err, xhr) {
+                    var result = xhr;
+
+                    if (err === null) {
+                        if (xhr.status === 404) {
+                            result = null;
+                        }
+                        else {
+                            result = new TinCan.AgentProfile(
+                                {
+                                    id: key,
+                                    agent: cfg.agent,
+                                    contents: xhr.responseText
+                                }
+                            );
+                            if (typeof xhr.getResponseHeader !== "undefined" && xhr.getResponseHeader("ETag") !== null && xhr.getResponseHeader("ETag") !== "") {
+                                result.etag = xhr.getResponseHeader("ETag");
+                            } else {
+                                //
+                                // either XHR didn't have getResponseHeader (probably cause it is an IE
+                                // XDomainRequest object which doesn't) or not populated by LRS so create
+                                // the hash ourselves
+                                //
+                                result.etag = TinCan.Utils.getSHA1String(xhr.responseText);
+                            }
+                            if (typeof xhr.contentType !== "undefined") {
+                                // most likely an XDomainRequest which has .contentType
+                                // for the ones that it supports
+                                result.contentType = xhr.contentType;
+                            } else if (typeof xhr.getResponseHeader !== "undefined" && xhr.getResponseHeader("Content-Type") !== null && xhr.getResponseHeader("Content-Type") !== "") {
+                                result.contentType = xhr.getResponseHeader("Content-Type");
+                            }
+                            if (TinCan.Utils.isApplicationJSON(result.contentType)) {
+                                try {
+                                    result.contents = JSON.parse(result.contents);
+                                } catch (ex) {
+                                    this.log("retrieveAgentProfile - failed to deserialize JSON: " + ex);
+                                }
+                            }
+                        }
+                    }
+
+                    cfg.callback(err, result);
+                };
+                requestCfg.callback = callbackWrapper;
+            }
+
+            requestResult = this.sendRequest(requestCfg);
+            if (! callbackWrapper) {
+                requestResult.profile = null;
+                if (requestResult.err === null && requestResult.xhr.status !== 404) {
+                    requestResult.profile = new TinCan.AgentProfile(
+                        {
+                            id: key,
+                            agent: cfg.agent,
+                            contents: requestResult.xhr.responseText
+                        }
+                    );
+                    if (typeof requestResult.xhr.getResponseHeader !== "undefined" && requestResult.xhr.getResponseHeader("ETag") !== null && requestResult.xhr.getResponseHeader("ETag") !== "") {
+                        requestResult.profile.etag = requestResult.xhr.getResponseHeader("ETag");
+                    } else {
+                        //
+                        // either XHR didn't have getResponseHeader (probably cause it is an IE
+                        // XDomainRequest object which doesn't) or not populated by LRS so create
+                        // the hash ourselves
+                        //
+                        requestResult.profile.etag = TinCan.Utils.getSHA1String(requestResult.xhr.responseText);
+                    }
+                    if (typeof requestResult.xhr.contentType !== "undefined") {
+                        // most likely an XDomainRequest which has .contentType
+                        // for the ones that it supports
+                        requestResult.profile.contentType = requestResult.xhr.contentType;
+                    } else if (typeof requestResult.xhr.getResponseHeader !== "undefined" && requestResult.xhr.getResponseHeader("Content-Type") !== null && requestResult.xhr.getResponseHeader("Content-Type") !== "") {
+                        requestResult.profile.contentType = requestResult.xhr.getResponseHeader("Content-Type");
+                    }
+                    if (TinCan.Utils.isApplicationJSON(requestResult.profile.contentType)) {
+                        try {
+                            requestResult.profile.contents = JSON.parse(requestResult.profile.contents);
+                        } catch (ex) {
+                            this.log("retrieveAgentProfile - failed to deserialize JSON: " + ex);
+                        }
+                    }
+                }
+            }
+
+            return requestResult;
+        },
+
+        /**
+        Save an agent profile value, when used from a browser sends to the endpoint using the RESTful interface.
+
+        @method saveAgentProfile
+        @param {String} key Key of agent profile to retrieve
+        @param {Object} cfg Configuration options
+            @param {Object} cfg.agent TinCan.Agent
+            @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing profile
+            @param {String} [cfg.contentType] Content-Type to specify in headers (defaults to 'application/octet-stream')
+            @param {Function} [cfg.callback] Callback to execute on completion
+        */
+        saveAgentProfile: function (key, val, cfg) {
+            this.log("saveAgentProfile");
+            var requestCfg;
+
+            // TODO: it would be better to make a subclass that knows
+            //       its own environment and just implements the protocol
+            //       that it needs to
+            if (! TinCan.environment().isBrowser) {
+                this.log("error: environment not implemented");
+                return;
+            }
+
+            if (typeof cfg.contentType === "undefined") {
+                cfg.contentType = "application/octet-stream";
+            }
+
+            if (typeof val === "object" && TinCan.Utils.isApplicationJSON(cfg.contentType)) {
+                val = JSON.stringify(val);
+            }
+
+            requestCfg = {
+                method: "PUT",
+                params: {
+                    profileId: key
+                },
+                data: val,
+                headers: {
+                    "Content-Type": cfg.contentType
+                }
+            };
+            if (this.version === "0.9") {
+                requestCfg.url = "actors/profile";
+                requestCfg.params.actor = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            else {
+                requestCfg.url = "agents/profile";
+                requestCfg.params.agent = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            if (typeof cfg.callback !== "undefined") {
+                requestCfg.callback = cfg.callback;
+            }
+            if (typeof cfg.lastSHA1 !== "undefined" && cfg.lastSHA1 !== null) {
+                requestCfg.headers["If-Match"] = cfg.lastSHA1;
+            }
+            else {
+                requestCfg.headers["If-None-Match"] = "*";
+            }
+
+            return this.sendRequest(requestCfg);
+        },
+
+        /**
+        Drop an agent profile value or all of the agent profile, when used from a browser sends to the endpoint using the RESTful interface.
+
+        @method dropAgentProfile
+        @param {String|null} key Key of agent profile to delete, or null for all
+        @param {Object} cfg Configuration options
+            @param {Object} cfg.agent TinCan.Agent
+            @param {Function} [cfg.callback] Callback to execute on completion
+        */
+        dropAgentProfile: function (key, cfg) {
+            this.log("dropAgentProfile");
+            var requestParams,
+                requestCfg
+            ;
+
+            // TODO: it would be better to make a subclass that knows
+            //       its own environment and just implements the protocol
+            //       that it needs to
+            if (! TinCan.environment().isBrowser) {
+                this.log("error: environment not implemented");
+                return;
+            }
+
+            requestParams = {
+                profileId: key
+            };
+            requestCfg = {
+                method: "DELETE",
+                params: requestParams
+            };
+            if (this.version === "0.9") {
+                requestCfg.url = "actors/profile";
+                requestParams.actor = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            else {
+                requestCfg.url = "agents/profile";
+                requestParams.agent = JSON.stringify(cfg.agent.asVersion(this.version));
+            }
+            if (typeof cfg.callback !== "undefined") {
+                requestCfg.callback = cfg.callback;
+            }
+
+            return this.sendRequest(requestCfg);
+        },
+
         /**
         Non-environment safe method used to create a delay to give impression
         of synchronous response
diff --git a/src/State.js b/src/State.js
index eafb354..e602448 100644
--- a/src/State.js
+++ b/src/State.js
@@ -54,6 +54,12 @@ TinCan client library
         */
         this.etag = null;
 
+        /**
+        @property contentType
+        @type String
+        */
+        this.contentType = null;
+
         this.init(cfg);
     };
     State.prototype = {
@@ -76,7 +82,9 @@ TinCan client library
             var i,
                 directProps = [
                     "id",
-                    "contents"
+                    "contents",
+                    "etag",
+                    "contentType"
                 ],
                 val
             ;
diff --git a/src/TinCan.js b/src/TinCan.js
index ed31601..29daa8f 100644
--- a/src/TinCan.js
+++ b/src/TinCan.js
@@ -67,7 +67,10 @@ var TinCan;
         @param {String} [options.url] URL for determining launch provided
             configuration options
         @param {Array} [options.recordStores] list of pre-configured LRSes
+        @param {Object|TinCan.Agent} [options.actor] default actor
         @param {Object|TinCan.Activity} [options.activity] default activity
+        @param {String} [options.registration] default registration
+        @param {Object|TinCan.Context} [options.context] default context
     **/
     TinCan = function (cfg) {
         this.log("constructor");
@@ -171,6 +174,25 @@ var TinCan;
                     this.activity = new TinCan.Activity (cfg.activity);
                 }
             }
+            if (cfg.hasOwnProperty("actor")) {
+                if (cfg.actor instanceof TinCan.Agent) {
+                    this.actor = cfg.actor;
+                }
+                else {
+                    this.actor = new TinCan.Agent (cfg.actor);
+                }
+            }
+            if (cfg.hasOwnProperty("context")) {
+                if (cfg.context instanceof TinCan.Context) {
+                    this.context = cfg.context;
+                }
+                else {
+                    this.context = new TinCan.Context (cfg.context);
+                }
+            }
+            if (cfg.hasOwnProperty("registration")) {
+                this.registration = cfg.registration;
+            }
         },
 
         /**
@@ -887,6 +909,7 @@ var TinCan;
             @param {Object} [cfg.registration] Registration used in query,
                 defaults to 'registration' property if empty
             @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing state
+            @param {String} [cfg.contentType] Content-Type to specify in headers
             @param {Function} [cfg.callback] Function to run with state
         */
         setState: function (key, val, cfg) {
@@ -922,6 +945,9 @@ var TinCan;
                 if (typeof cfg.lastSHA1 !== "undefined") {
                     queryCfg.lastSHA1 = cfg.lastSHA1;
                 }
+                if (typeof cfg.contentType !== "undefined") {
+                    queryCfg.contentType = cfg.contentType;
+                }
                 if (typeof cfg.callback !== "undefined") {
                     queryCfg.callback = cfg.callback;
                 }
@@ -1051,6 +1077,7 @@ var TinCan;
             @param {Object} [cfg.activity] Activity used in query,
                 defaults to 'activity' property if empty
             @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing profile
+            @param {String} [cfg.contentType] Content-Type to specify in headers
             @param {Function} [cfg.callback] Function to run with activity profile
         */
         setActivityProfile: function (key, val, cfg) {
@@ -1082,6 +1109,9 @@ var TinCan;
                 if (typeof cfg.lastSHA1 !== "undefined") {
                     queryCfg.lastSHA1 = cfg.lastSHA1;
                 }
+                if (typeof cfg.contentType !== "undefined") {
+                    queryCfg.contentType = cfg.contentType;
+                }
 
                 return lrs.saveActivityProfile(key, val, queryCfg);
             }
@@ -1140,6 +1170,156 @@ var TinCan;
             else {
                 this.log(msg);
             }
+        },
+
+        /**
+        @method getAgentProfile
+        @param {String} key Key to retrieve from the profile
+        @param {Object} [cfg] Configuration for request
+            @param {Object} [cfg.agent] Agent used in query,
+                defaults to 'actor' property if empty
+            @param {Function} [cfg.callback] Function to run with agent profile
+        */
+        getAgentProfile: function (key, cfg) {
+            this.log("getAgentProfile");
+            var queryCfg,
+                lrs,
+                msg
+            ;
+
+            if (this.recordStores.length > 0) {
+                //
+                // for agent profiles (for now) we are only going to store to the first LRS
+                // so only get from there too
+                //
+                // TODO: make this the first non-allowFail LRS but for now it should
+                // be good enough to make it the first since we know the LMS provided
+                // LRS is the first
+                //
+                lrs = this.recordStores[0];
+
+                cfg = cfg || {};
+
+                queryCfg = {
+                    agent: (typeof cfg.agent !== "undefined" ? cfg.agent : this.actor)
+                };
+                if (typeof cfg.callback !== "undefined") {
+                    queryCfg.callback = cfg.callback;
+                }
+
+                return lrs.retrieveAgentProfile(key, queryCfg);
+            }
+
+            msg = "[warning] getAgentProfile: No LRSs added yet (agent profile not retrieved)";
+            if (TinCan.environment().isBrowser) {
+                alert(this.LOG_SRC + ": " + msg);
+            }
+            else {
+                this.log(msg);
+            }
+        },
+
+        /**
+        @method setAgentProfile
+        @param {String} key Key to store into the agent profile
+        @param {String|Object} val Value to store into the agent profile, objects will be stringified to JSON
+        @param {Object} [cfg] Configuration for request
+            @param {Object} [cfg.agent] Agent used in query,
+                defaults to 'actor' property if empty
+            @param {String} [cfg.lastSHA1] SHA1 of the previously seen existing profile
+            @param {String} [cfg.contentType] Content-Type to specify in headers
+            @param {Function} [cfg.callback] Function to run with agent profile
+        */
+        setAgentProfile: function (key, val, cfg) {
+            this.log("setAgentProfile");
+            var queryCfg,
+                lrs,
+                msg
+            ;
+
+            if (this.recordStores.length > 0) {
+                //
+                // for agent profile (for now) we are only going to store to the first LRS
+                // so only get from there too
+                //
+                // TODO: make this the first non-allowFail LRS but for now it should
+                // be good enough to make it the first since we know the LMS provided
+                // LRS is the first
+                //
+                lrs = this.recordStores[0];
+
+                cfg = cfg || {};
+
+                queryCfg = {
+                    agent: (typeof cfg.agent !== "undefined" ? cfg.agent : this.actor)
+                };
+                if (typeof cfg.callback !== "undefined") {
+                    queryCfg.callback = cfg.callback;
+                }
+                if (typeof cfg.lastSHA1 !== "undefined") {
+                    queryCfg.lastSHA1 = cfg.lastSHA1;
+                }
+                if (typeof cfg.contentType !== "undefined") {
+                    queryCfg.contentType = cfg.contentType;
+                }
+
+                return lrs.saveAgentProfile(key, val, queryCfg);
+            }
+
+            msg = "[warning] setAgentProfile: No LRSs added yet (agent profile not saved)";
+            if (TinCan.environment().isBrowser) {
+                alert(this.LOG_SRC + ": " + msg);
+            }
+            else {
+                this.log(msg);
+            }
+        },
+
+        /**
+        @method deleteAgentProfile
+        @param {String|null} key Key to remove from the agent profile, or null to clear all
+        @param {Object} [cfg] Configuration for request
+            @param {Object} [cfg.agent] Agent used in query,
+                defaults to 'actor' property if empty
+            @param {Function} [cfg.callback] Function to run with agent profile
+        */
+        deleteAgentProfile: function (key, cfg) {
+            this.log("deleteAgentProfile");
+            var queryCfg,
+                lrs,
+                msg
+            ;
+
+            if (this.recordStores.length > 0) {
+                //
+                // for agent profile (for now) we are only going to store to the first LRS
+                // so only get from there too
+                //
+                // TODO: make this the first non-allowFail LRS but for now it should
+                // be good enough to make it the first since we know the LMS provided
+                // LRS is the first
+                //
+                lrs = this.recordStores[0];
+
+                cfg = cfg || {};
+
+                queryCfg = {
+                    agent: (typeof cfg.agent !== "undefined" ? cfg.agent : this.actor)
+                };
+                if (typeof cfg.callback !== "undefined") {
+                    queryCfg.callback = cfg.callback;
+                }
+
+                return lrs.dropAgentProfile(key, queryCfg);
+            }
+
+            msg = "[warning] deleteAgentProfile: No LRSs added yet (agent profile not deleted)";
+            if (TinCan.environment().isBrowser) {
+                alert(this.LOG_SRC + ": " + msg);
+            }
+            else {
+                this.log(msg);
+            }
         }
     };
 
diff --git a/src/Utils.js b/src/Utils.js
index 29ea883..8cba5aa 100644
--- a/src/Utils.js
+++ b/src/Utils.js
@@ -182,6 +182,26 @@ TinCan client library
         getServerRoot: function (absoluteUrl) {
             var urlParts = absoluteUrl.split("/");
             return urlParts[0] + "//" + urlParts[2];
+        },
+
+        /**
+        @method getContentTypeFromHeader
+        @static
+        @param {String} Content-Type header value
+        @return {String} Primary value from Content-Type
+        */
+        getContentTypeFromHeader: function (header) {
+            return (String(header).split(";"))[0];
+        },
+
+        /**
+        @method isApplicationJSON
+        @static
+        @param {String} Content-Type header value
+        @return {Boolean} whether "application/json" was matched
+        */
+        isApplicationJSON: function (header) {
+            return TinCan.Utils.getContentTypeFromHeader(header).toLowerCase().indexOf("application/json") === 0;
         }
     };
 }());
diff --git a/test/complete.html b/test/complete.html
index 034230e..a28ab3f 100644
--- a/test/complete.html
+++ b/test/complete.html
@@ -49,6 +49,7 @@
     <script type="text/javascript" src="../src/StatementsResult.js"></script>
     <script type="text/javascript" src="../src/State.js"></script>
     <script type="text/javascript" src="../src/ActivityProfile.js"></script>
+    <script type="text/javascript" src="../src/AgentProfile.js"></script>
     -->
 </head>
 <body>
@@ -60,9 +61,9 @@ <h2 id="qunit-userAgent"></h2>
 
     <script src="js/TinCanTest.js"></script>
     <script src="config.js"></script>
-    <script src="js/TinCan.js"></script>
-    <script src="js/LRS.js"></script>
     <script src="js/State.js"></script>
+    <script src="js/ActivityProfile.js"></script>
+    <script src="js/AgentProfile.js"></script>
     <script src="js/StatementsResult.js"></script>
     <script src="js/Agent.js"></script>
     <script src="js/Group.js"></script>
@@ -78,5 +79,7 @@ <h2 id="qunit-userAgent"></h2>
     <script src="js/SubStatement.js"></script>
     <script src="js/Verb.js"></script>
     <script src="js/Utils.js"></script>
+    <script src="js/TinCan.js"></script>
+    <script src="js/LRS.js"></script>
 </body>
 </html>
diff --git a/test/index.html b/test/index.html
index 019edc7..5d2c9c0 100644
--- a/test/index.html
+++ b/test/index.html
@@ -28,6 +28,8 @@ <h2>Single Test Files</h2>
     <li><a href="single/TinCan.html">TinCan</a></li>
     <li><a href="single/LRS.html">LRS</a></li>
     <li><a href="single/State.html">State</a></li>
+    <li><a href="single/ActivityProfile.html">ActivityProfile</a></li>
+    <li><a href="single/AgentProfile.html">AgentProfile</a></li>
     <li><a href="single/StatementsResult.html">StatementsResult</a></li>
     <li><a href="single/Agent.html">Agent</a></li>
     <li><a href="single/Group.html">Group</a></li>
@@ -46,5 +48,10 @@ <h2>Single Test Files</h2>
     <li><a href="single/Utils.html">Utils</a></li>
 </ul>
 
+<h2>Special Conditions</h2>
+<ul>
+    <li><a href="single/offline.html">Offline / CORS Server Denied</a></li>
+</ul>
+
 </body>
 </html>
diff --git a/test/js/ActivityProfile.js b/test/js/ActivityProfile.js
new file mode 100644
index 0000000..2c9f2f0
--- /dev/null
+++ b/test/js/ActivityProfile.js
@@ -0,0 +1,102 @@
+/*!
+    Copyright 2013 Rustici Software
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+(function () {
+    var session = null,
+        commonId = "testActivityProfile",
+        commonContentString = "test content",
+        commonContentStringType = "text/plain";
+
+    module("ActivityProfile Statics");
+
+    test(
+        "ActivityProfile.fromJSON",
+        function () {
+            var raw = {},
+                string,
+                result
+            ;
+
+            result = TinCan.ActivityProfile.fromJSON(JSON.stringify(raw));
+            ok(result instanceof TinCan.ActivityProfile, "returns TinCan.ActivityProfile");
+        }
+    );
+
+    module("ActivityProfile Instance");
+
+    test(
+        "activityProfile Object",
+        function () {
+            var obj = new TinCan.ActivityProfile (),
+                nullProps = [
+                    "id",
+                    "contents",
+                    "contentType",
+                    "etag"
+                ],
+                i
+            ;
+
+            ok(obj instanceof TinCan.ActivityProfile, "object is TinCan.ActivityProfile");
+
+            for (i = 0; i < nullProps.length; i += 1) {
+                ok(obj.hasOwnProperty(nullProps[i]), "object has property: " + nullProps[i]);
+                strictEqual(obj[nullProps[i]], null, "object property initial value: " + nullProps[i]);
+            }
+
+            ok(obj.hasOwnProperty("updated"), "object has property: updated");
+            strictEqual(obj.updated, false, "object property initial value: updated");
+
+            strictEqual(obj.LOG_SRC, "ActivityProfile", "object property LOG_SRC initial value");
+        }
+    );
+
+    test(
+        "activityProfile variants",
+        function () {
+            var set = [
+                    {
+                        name: "basic properties: string content",
+                        instanceConfig: {
+                            id: commonId,
+                            contents: commonContentString,
+                            contentType: commonContentStringType
+                        },
+                        checkProps: {
+                            id: commonId,
+                            contents: commonContentString,
+                            contentType: commonContentStringType
+                        }
+                    }
+                ],
+                i,
+                obj,
+                result
+            ;
+
+            for (i = 0; i < set.length; i += 1) {
+                row = set[i];
+                obj = new TinCan.ActivityProfile (row.instanceConfig);
+
+                ok(obj instanceof TinCan.ActivityProfile, "object is TinCan.ActivityProfile (" + row.name + ")");
+                if (typeof row.checkProps !== "undefined") {
+                    for (key in row.checkProps) {
+                        deepEqual(obj[key], row.checkProps[key], "object property initial value: " + key + " (" + row.name + ")");
+                    }
+                }
+            }
+        }
+    );
+}());
diff --git a/test/js/AgentProfile.js b/test/js/AgentProfile.js
new file mode 100644
index 0000000..971067c
--- /dev/null
+++ b/test/js/AgentProfile.js
@@ -0,0 +1,102 @@
+/*!
+    Copyright 2013 Rustici Software
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+(function () {
+    var session = null,
+        commonId = "testAgentProfile",
+        commonContentString = "test content",
+        commonContentStringType = "text/plain";
+
+    module("AgentProfile Statics");
+
+    test(
+        "AgentProfile.fromJSON",
+        function () {
+            var raw = {},
+                string,
+                result
+            ;
+
+            result = TinCan.AgentProfile.fromJSON(JSON.stringify(raw));
+            ok(result instanceof TinCan.AgentProfile, "returns TinCan.AgentProfile");
+        }
+    );
+
+    module("AgentProfile Instance");
+
+    test(
+        "agentProfile Object",
+        function () {
+            var obj = new TinCan.AgentProfile (),
+                nullProps = [
+                    "id",
+                    "contents",
+                    "contentType",
+                    "etag"
+                ],
+                i
+            ;
+
+            ok(obj instanceof TinCan.AgentProfile, "object is TinCan.AgentProfile");
+
+            for (i = 0; i < nullProps.length; i += 1) {
+                ok(obj.hasOwnProperty(nullProps[i]), "object has property: " + nullProps[i]);
+                strictEqual(obj[nullProps[i]], null, "object property initial value: " + nullProps[i]);
+            }
+
+            ok(obj.hasOwnProperty("updated"), "object has property: updated");
+            strictEqual(obj.updated, false, "object property initial value: updated");
+
+            strictEqual(obj.LOG_SRC, "AgentProfile", "object property LOG_SRC initial value");
+        }
+    );
+
+    test(
+        "agentProfile variants",
+        function () {
+            var set = [
+                    {
+                        name: "basic properties: string content",
+                        instanceConfig: {
+                            id: commonId,
+                            contents: commonContentString,
+                            contentType: commonContentStringType
+                        },
+                        checkProps: {
+                            id: commonId,
+                            contents: commonContentString,
+                            contentType: commonContentStringType
+                        }
+                    }
+                ],
+                i,
+                obj,
+                result
+            ;
+
+            for (i = 0; i < set.length; i += 1) {
+                row = set[i];
+                obj = new TinCan.AgentProfile (row.instanceConfig);
+
+                ok(obj instanceof TinCan.AgentProfile, "object is TinCan.AgentProfile (" + row.name + ")");
+                if (typeof row.checkProps !== "undefined") {
+                    for (key in row.checkProps) {
+                        deepEqual(obj[key], row.checkProps[key], "object property initial value: " + key + " (" + row.name + ")");
+                    }
+                }
+            }
+        }
+    );
+}());
diff --git a/test/js/State.js b/test/js/State.js
index adefec1..1ed65ed 100644
--- a/test/js/State.js
+++ b/test/js/State.js
@@ -14,7 +14,10 @@
     limitations under the License.
 */
 (function () {
-    var session = null;
+    var session = null,
+        commonId = "testState",
+        commonContentString = "test content",
+        commonContentStringType = "text/plain";
 
     module("State Statics");
 
@@ -30,4 +33,70 @@
             ok(result instanceof TinCan.State, "returns TinCan.State");
         }
     );
+
+    module("State Instance");
+
+    test(
+        "state Object",
+        function () {
+            var obj = new TinCan.State (),
+                nullProps = [
+                    "id",
+                    "contents",
+                    "contentType",
+                    "etag"
+                ],
+                i
+            ;
+
+            ok(obj instanceof TinCan.State, "object is TinCan.State");
+
+            for (i = 0; i < nullProps.length; i += 1) {
+                ok(obj.hasOwnProperty(nullProps[i]), "object has property: " + nullProps[i]);
+                strictEqual(obj[nullProps[i]], null, "object property initial value: " + nullProps[i]);
+            }
+
+            ok(obj.hasOwnProperty("updated"), "object has property: updated");
+            strictEqual(obj.updated, false, "object property initial value: updated");
+
+            strictEqual(obj.LOG_SRC, "State", "object property LOG_SRC initial value");
+        }
+    );
+
+    test(
+        "state variants",
+        function () {
+            var set = [
+                    {
+                        name: "basic properties: string content",
+                        instanceConfig: {
+                            id: commonId,
+                            contents: commonContentString,
+                            contentType: commonContentStringType
+                        },
+                        checkProps: {
+                            id: commonId,
+                            contents: commonContentString,
+                            contentType: commonContentStringType
+                        }
+                    }
+                ],
+                i,
+                obj,
+                result
+            ;
+
+            for (i = 0; i < set.length; i += 1) {
+                row = set[i];
+                obj = new TinCan.State (row.instanceConfig);
+
+                ok(obj instanceof TinCan.State, "object is TinCan.State (" + row.name + ")");
+                if (typeof row.checkProps !== "undefined") {
+                    for (key in row.checkProps) {
+                        deepEqual(obj[key], row.checkProps[key], "object property initial value: " + key + " (" + row.name + ")");
+                    }
+                }
+            }
+        }
+    );
 }());
diff --git a/test/js/TinCan.js b/test/js/TinCan.js
index 73a55c9..16a480f 100644
--- a/test/js/TinCan.js
+++ b/test/js/TinCan.js
@@ -31,7 +31,9 @@
         doSendStatementAsyncTest,
         doGetStatementAsyncTest,
         doStateSyncTest,
-        doActivityProfileSyncTest;
+        doStateSyncContentTypeJSONTest,
+        doActivityProfileSyncTest,
+        doActivityProfileSyncContentTypeJSONTest;
 
     module("TinCan Statics");
 
@@ -101,7 +103,6 @@
                 mockAlerts = [];
                 alertBuiltin = window.alert;
                 window.alert = alertFunc;
-
             },
             teardown: function () {
                 session = null;
@@ -262,13 +263,6 @@
         );
     };
 
-    for (i = 0; i < versions.length; i += 1) {
-        version = versions[i];
-        if (TinCanTestCfg.recordStores[version]) {
-            doSendStatementSyncTest(version);
-        }
-    }
-
     doGetStatementSyncTest = function (v) {
         test(
             "tincan.getStatement (sync): " + v,
@@ -322,13 +316,6 @@
         );
     };
 
-    for (i = 0; i < versions.length; i += 1) {
-        version = versions[i];
-        if (TinCanTestCfg.recordStores[version]) {
-            doGetStatementSyncTest(version);
-        }
-    }
-
     doVoidStatementSyncTest = function (v) {
         test(
             "tincan.getVoidedStatement (sync): " + v,
@@ -428,13 +415,6 @@
         );
     };
 
-    for (i = 0; i < versions.length; i += 1) {
-        version = versions[i];
-        if (TinCanTestCfg.recordStores[version]) {
-            doVoidStatementSyncTest(version);
-        }
-    }
-
     doSendStatementAsyncTest = function (v) {
         asyncTest(
             "sendStatement (prepared, async): " + v,
@@ -487,13 +467,6 @@
         );
     };
 
-    for (i = 0; i < versions.length; i += 1) {
-        version = versions[i];
-        if (TinCanTestCfg.recordStores[version]) {
-            doSendStatementAsyncTest(version);
-        }
-    }
-
     doGetStatementAsyncTest = function (v) {
         asyncTest(
             "getStatement (async): " + v,
@@ -550,19 +523,12 @@
         );
     };
 
-    for (i = 0; i < versions.length; i += 1) {
-        version = versions[i];
-        if (TinCanTestCfg.recordStores[version]) {
-            doGetStatementAsyncTest(version);
-        }
-    }
-
     doStateSyncTest = function (v) {
         test(
-            "tincan state (prepared, sync): " + v,
+            "tincan state (sync): " + v,
             function () {
                 var setResult,
-                    key = "setState (prepared, sync)",
+                    key = "setState (sync)",
                     val = "TinCanJS",
                     mbox ="mailto:tincanjs-test-tincan+" + Date.now() + "@tincanapi.com",
                     options = {
@@ -584,6 +550,10 @@
                 ok(setResult.hasOwnProperty("xhr"), "setResult has property: xhr (" + v + ")");
 
                 getResult = session[v].getState(key, options);
+                ok(getResult.hasOwnProperty("state"), "getResult has property: state (" + v + ")");
+                ok(getResult.state instanceof TinCan.State, "getResult state property is TinCan.State (" + v + ")");
+                deepEqual(getResult.state.contents, val, "getResult state property contents (" + v + ")");
+                deepEqual(TinCan.Utils.getContentTypeFromHeader(getResult.state.contentType), "application/octet-stream", "getResult state property contentType (" + v + ")");
 
                 //
                 // reset the state to make sure we test the concurrency handling
@@ -597,19 +567,63 @@
         );
     };
 
-    for (i = 0; i < versions.length; i += 1) {
-        version = versions[i];
-        if (TinCanTestCfg.recordStores[version]) {
-            doStateSyncTest(version);
-        }
-    }
+    doStateSyncContentTypeJSONTest = function (v) {
+        test(
+            "tincan state (sync): " + v,
+            function () {
+                var setResult,
+                    key = "setState (sync, json content)",
+                    val = {
+                        testObj: {
+                            key1: "val1"
+                        },
+                        testBool: true,
+                        testNum: 1
+                    },
+                    mbox ="mailto:tincanjs-test-tincan+" + Date.now() + "@tincanapi.com",
+                    options = {
+                        contentType: "application/json",
+                        agent: new TinCan.Agent(
+                            {
+                                mbox: mbox
+                            }
+                        ),
+                        activity: new TinCan.Activity(
+                            {
+                                id: "http://tincanapi.com/TinCanJS/Test/TinCan_setState/syncContentType/" + v
+                            }
+                        )
+                    };
+
+                setResult = session[v].setState(key, val, options);
+
+                ok(setResult.hasOwnProperty("err"), "setResult has property: err (" + v + ")");
+                ok(setResult.hasOwnProperty("xhr"), "setResult has property: xhr (" + v + ")");
+
+                getResult = session[v].getState(key, options);
+                ok(getResult.hasOwnProperty("state"), "getResult has property: state (" + v + ")");
+                ok(getResult.state instanceof TinCan.State, "getResult state property is TinCan.State (" + v + ")");
+                deepEqual(getResult.state.contents, val, "getResult state property contents (" + v + ")");
+                deepEqual(TinCan.Utils.getContentTypeFromHeader(getResult.state.contentType), "application/json", "getResult state property contentType (" + v + ")");
+
+                //
+                // reset the state to make sure we test the concurrency handling
+                //
+                options.lastSHA1 = getResult.state.etag;
+                setResult = session[v].setState(key, val + 1, options);
+                delete options.lastSHA1;
+
+                deleteResult = session[v].deleteState(key, options);
+            }
+        );
+    };
 
     doActivityProfileSyncTest = function (v) {
         test(
-            "tincan activityProfile (prepared, sync): " + v,
+            "tincan activityProfile (sync): " + v,
             function () {
                 var setResult,
-                    key = "activityProfile (prepared, sync)",
+                    key = "activityProfile (sync)",
                     val = "TinCanJS",
                     options = {
                         activity: new TinCan.Activity(
@@ -625,6 +639,10 @@
                 ok(setResult.hasOwnProperty("xhr"), "setResult has property: xhr (" + v + ")");
 
                 getResult = session[v].getActivityProfile(key, options);
+                ok(getResult.hasOwnProperty("profile"), "getResult has property: profile (" + v + ")");
+                ok(getResult.profile instanceof TinCan.ActivityProfile, "getResult profile property is TinCan.ActivityProfile (" + v + ")");
+                deepEqual(getResult.profile.contents, val, "getResult profile property contents (" + v + ")");
+                deepEqual(TinCan.Utils.getContentTypeFromHeader(getResult.profile.contentType), "application/octet-stream", "getResult profile property contentType (" + v + ")");
 
                 // this should "fail"
                 session[v].recordStores[0].alertOnRequestFailure = false;
@@ -632,7 +650,57 @@
                 session[v].recordStores[0].alertOnRequestFailure = true;
 
                 //
-                // reset the state to make sure we test the concurrency handling
+                // reset the profile to make sure we test the concurrency handling
+                //
+                options.lastSHA1 = getResult.profile.etag;
+                setResult = session[v].setActivityProfile(key, val + 2, options);
+                delete options.lastSHA1;
+
+                deleteResult = session[v].deleteActivityProfile(key, options);
+            }
+        );
+    };
+
+    doActivityProfileSyncContentTypeJSONTest = function (v) {
+        test(
+            "tincan activityProfile (sync, JSON content type): " + v,
+            function () {
+                var setResult,
+                    key = "activityProfile (sync)",
+                    val = {
+                        testObj: {
+                            key1: "val1"
+                        },
+                        testBool: true,
+                        testNum: 1
+                    },
+                    options = {
+                        activity: new TinCan.Activity(
+                            {
+                                id: "http://tincanapi.com/TinCanJS/Test/TinCan_setActivityProfile/syncJSON/" + v
+                            }
+                        ),
+                        contentType: "application/json"
+                    };
+
+                setResult = session[v].setActivityProfile(key, val, options);
+
+                ok(setResult.hasOwnProperty("err"), "setResult has property: err (" + v + ")");
+                ok(setResult.hasOwnProperty("xhr"), "setResult has property: xhr (" + v + ")");
+
+                getResult = session[v].getActivityProfile(key, options);
+                ok(getResult.hasOwnProperty("profile"), "getResult has property: profile (" + v + ")");
+                ok(getResult.profile instanceof TinCan.ActivityProfile, "getResult profile property is TinCan.ActivityProfile (" + v + ")");
+                deepEqual(getResult.profile.contents, val, "getResult profile property contents (" + v + ")");
+                deepEqual(TinCan.Utils.getContentTypeFromHeader(getResult.profile.contentType), "application/json", "getResult profile property contentType (" + v + ")");
+
+                // this should "fail"
+                session[v].recordStores[0].alertOnRequestFailure = false;
+                setResult = session[v].setActivityProfile(key, val + 1, options);
+                session[v].recordStores[0].alertOnRequestFailure = true;
+
+                //
+                // reset the profile to make sure we test the concurrency handling
                 //
                 options.lastSHA1 = getResult.profile.etag;
                 setResult = session[v].setActivityProfile(key, val + 2, options);
@@ -643,11 +711,115 @@
         );
     };
 
+    doAgentProfileSyncTest = function (v) {
+        test(
+            "tincan agentProfile (sync): " + v,
+            function () {
+                var setResult,
+                    key = "agentProfile (sync)",
+                    val = "TinCanJS",
+                    mbox ="mailto:tincanjs-test-tincan+" + Date.now() + "@tincanapi.com",
+                    options = {
+                        agent: new TinCan.Agent(
+                            {
+                                mbox: mbox
+                            }
+                        )
+                    };
+
+                setResult = session[v].setAgentProfile(key, val, options);
+
+                ok(setResult.hasOwnProperty("err"), "setResult has property: err (" + v + ")");
+                ok(setResult.hasOwnProperty("xhr"), "setResult has property: xhr (" + v + ")");
+
+                getResult = session[v].getAgentProfile(key, options);
+                ok(getResult.hasOwnProperty("profile"), "getResult has property: profile (" + v + ")");
+                ok(getResult.profile instanceof TinCan.AgentProfile, "getResult profile property is TinCan.AgentProfile (" + v + ")");
+                deepEqual(getResult.profile.contents, val, "getResult profile property contents (" + v + ")");
+                deepEqual(TinCan.Utils.getContentTypeFromHeader(getResult.profile.contentType), "application/octet-stream", "getResult profile property contentType (" + v + ")");
+
+                // this should "fail"
+                session[v].recordStores[0].alertOnRequestFailure = false;
+                setResult = session[v].setAgentProfile(key, val + 1, options);
+                session[v].recordStores[0].alertOnRequestFailure = true;
+
+                //
+                // reset the profile to make sure we test the concurrency handling
+                //
+                options.lastSHA1 = getResult.profile.etag;
+                setResult = session[v].setAgentProfile(key, val + 2, options);
+                delete options.lastSHA1;
+
+                deleteResult = session[v].deleteAgentProfile(key, options);
+            }
+        );
+    };
+
+    doAgentProfileSyncContentTypeJSONTest = function (v) {
+        test(
+            "tincan agentProfile (sync, JSON content type): " + v,
+            function () {
+                var setResult,
+                    key = "agentProfile (sync)",
+                    val = {
+                        testObj: {
+                            key1: "val1"
+                        },
+                        testBool: true,
+                        testNum: 1
+                    },
+                    mbox ="mailto:tincanjs-test-tincan+" + Date.now() + "@tincanapi.com",
+                    options = {
+                        agent: new TinCan.Agent(
+                            {
+                                mbox: mbox
+                            }
+                        ),
+                        contentType: "application/json"
+                    };
+
+                setResult = session[v].setAgentProfile(key, val, options);
+
+                ok(setResult.hasOwnProperty("err"), "setResult has property: err (" + v + ")");
+                ok(setResult.hasOwnProperty("xhr"), "setResult has property: xhr (" + v + ")");
+
+                getResult = session[v].getAgentProfile(key, options);
+                ok(getResult.hasOwnProperty("profile"), "getResult has property: profile (" + v + ")");
+                ok(getResult.profile instanceof TinCan.AgentProfile, "getResult profile property is TinCan.AgentProfile (" + v + ")");
+                deepEqual(getResult.profile.contents, val, "getResult profile property contents (" + v + ")");
+                deepEqual(TinCan.Utils.getContentTypeFromHeader(getResult.profile.contentType), "application/json", "getResult profile property contentType (" + v + ")");
+
+                // this should "fail"
+                session[v].recordStores[0].alertOnRequestFailure = false;
+                setResult = session[v].setAgentProfile(key, val + 1, options);
+                session[v].recordStores[0].alertOnRequestFailure = true;
+
+                //
+                // reset the profile to make sure we test the concurrency handling
+                //
+                options.lastSHA1 = getResult.profile.etag;
+                setResult = session[v].setAgentProfile(key, val + 2, options);
+                delete options.lastSHA1;
+
+                deleteResult = session[v].deleteAgentProfile(key, options);
+            }
+        );
+    };
+
     for (i = 0; i < versions.length; i += 1) {
         version = versions[i];
         if (TinCanTestCfg.recordStores[version]) {
+            doSendStatementSyncTest(version);
+            doGetStatementSyncTest(version);
+            doVoidStatementSyncTest(version);
+            doSendStatementAsyncTest(version);
+            doGetStatementAsyncTest(version);
+            doStateSyncTest(version);
+            doStateSyncContentTypeJSONTest(version);
             doActivityProfileSyncTest(version);
+            doActivityProfileSyncContentTypeJSONTest(version);
+            doAgentProfileSyncTest(version);
+            doAgentProfileSyncContentTypeJSONTest(version);
         }
     }
-
 }());
diff --git a/test/js/Utils.js b/test/js/Utils.js
index 9927c4b..f4814b0 100644
--- a/test/js/Utils.js
+++ b/test/js/Utils.js
@@ -111,4 +111,42 @@
             ok(result === "http://tincanapi.com:8080", "return value: with port");
         }
     );
+    test(
+        "getContentTypeFromHeader",
+        function () {
+            var appJSON = "application/json",
+                strings = {
+                    "application/json": appJSON,
+                    "application/json; charset=UTF-8": appJSON,
+                    "text/plain;charset=UTF-8": "text/plain"
+                },
+                prop;
+            for (prop in strings) {
+                ok(TinCan.Utils.getContentTypeFromHeader(prop) === strings[prop], "'" + prop + "' matches '" + strings[prop]);
+            }
+        }
+    );
+    test(
+        "isApplicationJSON",
+        function () {
+            var okStrings = [
+                    "application/json",
+                    "application/json; charset=UTF-8",
+                    "application/json ",
+                    "Application/JSON",
+                    "Application/JSON   "
+                ],
+                notOkStrings = [
+                    "application/octet-stream",
+                    "text/plain"
+                ],
+                i;
+            for (i = 0; i < okStrings.length; i += 1) {
+                ok(TinCan.Utils.isApplicationJSON(okStrings[i]), "'" + okStrings[i] + "' matched");
+            }
+            for (i = 0; i < notOkStrings.length; i += 1) {
+                ok(! TinCan.Utils.isApplicationJSON(notOkStrings[i]), "'" + notOkStrings[i] + "' not matched");
+            }
+        }
+    );
 }());
diff --git a/test/js/offline.js b/test/js/offline.js
new file mode 100644
index 0000000..9a00297
--- /dev/null
+++ b/test/js/offline.js
@@ -0,0 +1,121 @@
+/*!
+    Copyright 2013 Rustici Software
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+(function () {
+    var session = null,
+        mockAlerts = null,
+        alertFunc = function (msg) {
+            mockAlerts.push(msg);
+        },
+        alertBuiltin;
+
+    module(
+        "LRS .sendRequest to CORS denied server or offline",
+        {
+            setup: function () {
+                //
+                // endpoint here shouldn't really matter much cause
+                // it should be offline and not get through, alternatively
+                // we get the same processing for a server that denies
+                // CORS requests (by not specifying correct headers) which
+                // is why I chose what I did here, so can also use this
+                // test online for testing CORS failure
+                //
+                session = new TinCan.LRS (
+                    {
+                        endpoint: "http://tincanapi.com",
+                        auth: "test"
+                    }
+                );
+                mockAlerts = [];
+                alertBuiltin = window.alert;
+                window.alert = alertFunc;
+            },
+            teardown: function () {
+                session = null;
+                mockAlerts = null;
+                window.alert = alertBuiltin;
+            }
+        }
+    );
+
+    test(
+        "basic (sync)",
+        function () {
+            var result = session.sendRequest(
+                {
+                    url: "test"
+                }
+            );
+            ok(result.hasOwnProperty("err"), "result has property: err");
+            deepEqual(result.err, 0, "result property value: err");
+            ok(result.hasOwnProperty("xhr"), "result has property: xhr");
+            TinCanTest.assertHttpRequestType(result.xhr, "result property value: xhr");
+            deepEqual(mockAlerts, ["[warning] There was a problem communicating with the Learning Record Store. Aborted, offline, or invalid CORS endpoint (0)"], "caught alert: 0");
+        }
+    );
+    test(
+        "no alert (sync)",
+        function () {
+            session.alertOnRequestFailure = false;
+
+            var result = session.sendRequest(
+                {
+                    url: "test"
+                }
+            );
+            ok(result.hasOwnProperty("err"), "result has property: err");
+            deepEqual(result.err, 0, "result property value: err");
+            ok(result.hasOwnProperty("xhr"), "result has property: xhr");
+            TinCanTest.assertHttpRequestType(result.xhr, "result property value: xhr");
+            deepEqual(mockAlerts, [], "no alerts since turned off");
+        }
+    );
+
+    asyncTest(
+        "basic (async)",
+        function () {
+            var result = session.sendRequest(
+                {
+                    url: "test",
+                    callback: function (err, xhr) {
+                        start();
+                        deepEqual(err, 0, "err arg value");
+                        TinCanTest.assertHttpRequestType(xhr, "xhr arg value");
+                        deepEqual(mockAlerts, ["[warning] There was a problem communicating with the Learning Record Store. Aborted, offline, or invalid CORS endpoint (0)"], "caught alert: 0");
+                    }
+                }
+            );
+        }
+    );
+    asyncTest(
+        "no alert (async)",
+        function () {
+            session.alertOnRequestFailure = false;
+
+            var result = session.sendRequest(
+                {
+                    url: "test",
+                    callback: function (err, xhr) {
+                        start();
+                        deepEqual(err, 0, "err arg value");
+                        TinCanTest.assertHttpRequestType(xhr, "xhr arg value");
+                        deepEqual(mockAlerts, [], "no alerts since turned off");
+                    }
+                }
+            );
+        }
+    );
+}());
diff --git a/test/single/ActivityProfile.html b/test/single/ActivityProfile.html
new file mode 100644
index 0000000..c6caf2c
--- /dev/null
+++ b/test/single/ActivityProfile.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<!--
+    Copyright 2013 Rustici Software
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<html>
+<head>
+    <title>TinCanJS Tests (ActivityProfile)</title>
+    <link rel="stylesheet" href="../vendor/qunit-1.10.0pre.css" type="text/css" media="screen" />
+    <script src="../vendor/jquery-1.9.1.js"></script>
+    <script type="text/javascript" src="../vendor/qunit-1.10.0pre.js"></script>
+    <script type="text/javascript" src="../../build/tincan.js"></script>
+</head>
+<body>
+    <h1 id="qunit-header">TinCanJS Test Suite (ActivityProfile)</h1>
+    <h2 id="qunit-banner"></h2>
+    <div id="qunit-testrunner-toolbar"></div>
+    <h2 id="qunit-userAgent"></h2>
+    <ol id="qunit-tests"></ol>
+
+    <script src="../js/TinCanTest.js"></script>
+    <script src="../config.js"></script>
+    <script src="../js/ActivityProfile.js"></script>
+</body>
+</html>
diff --git a/test/single/AgentProfile.html b/test/single/AgentProfile.html
new file mode 100644
index 0000000..f0b3e5b
--- /dev/null
+++ b/test/single/AgentProfile.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<!--
+    Copyright 2013 Rustici Software
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<html>
+<head>
+    <title>TinCanJS Tests (AgentProfile)</title>
+    <link rel="stylesheet" href="../vendor/qunit-1.10.0pre.css" type="text/css" media="screen" />
+    <script src="../vendor/jquery-1.9.1.js"></script>
+    <script type="text/javascript" src="../vendor/qunit-1.10.0pre.js"></script>
+    <script type="text/javascript" src="../../build/tincan.js"></script>
+</head>
+<body>
+    <h1 id="qunit-header">TinCanJS Test Suite (AgentProfile)</h1>
+    <h2 id="qunit-banner"></h2>
+    <div id="qunit-testrunner-toolbar"></div>
+    <h2 id="qunit-userAgent"></h2>
+    <ol id="qunit-tests"></ol>
+
+    <script src="../js/TinCanTest.js"></script>
+    <script src="../config.js"></script>
+    <script src="../js/AgentProfile.js"></script>
+</body>
+</html>
diff --git a/test/single/offline.html b/test/single/offline.html
new file mode 100644
index 0000000..2f33879
--- /dev/null
+++ b/test/single/offline.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<!--
+    Copyright 2013 Rustici Software
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<html>
+<head>
+    <title>TinCanJS Tests (offline)</title>
+    <link rel="stylesheet" href="../vendor/qunit-1.10.0pre.css" type="text/css" media="screen" />
+    <script src="../vendor/jquery-1.9.1.js"></script>
+    <script type="text/javascript" src="../vendor/qunit-1.10.0pre.js"></script>
+    <script type="text/javascript" src="../../build/tincan.js"></script>
+</head>
+<body>
+    <h1 id="qunit-header">TinCanJS Test Suite (offline)</h1>
+    <h2 id="qunit-banner"></h2>
+    <div id="qunit-testrunner-toolbar"></div>
+    <h2 id="qunit-userAgent"></h2>
+    <ol id="qunit-tests"></ol>
+
+    <script src="../js/TinCanTest.js"></script>
+    <script src="../config.js"></script>
+    <script src="../js/offline.js"></script>
+</body>
+</html>
diff --git a/yuidoc.json b/yuidoc.json
index 677a173..eb21c48 100644
--- a/yuidoc.json
+++ b/yuidoc.json
@@ -1,8 +1,8 @@
 {
-    "version": "0.7.2",
+    "version": "0.8.2",
     "name": "TinCanJS",
-    "description": "Client library for working with TinCan API in JavaScript",
-    "url": "https://github.com/RusticiSoftware/TinCanJS",
+    "description": "Library for working with Tin Can API in JavaScript",
+    "url": "http://rusticisoftware.github.com/TinCanJS/",
     "options": {
         "outdir": "doc/api"
     },