diff --git a/axu4j-tag/src/main/java/com/axisj/axu4j/tags/LayoutTag.java b/axu4j-tag/src/main/java/com/axisj/axu4j/tags/LayoutTag.java
index 0e3e89e..59287ec 100644
--- a/axu4j-tag/src/main/java/com/axisj/axu4j/tags/LayoutTag.java
+++ b/axu4j-tag/src/main/java/com/axisj/axu4j/tags/LayoutTag.java
@@ -17,7 +17,7 @@
 import javax.servlet.jsp.PageContext;
 import javax.servlet.jsp.tagext.SimpleTagSupport;
 import java.io.*;
-import java.util.HashMap;
+import java.util.Hashtable;
 import java.util.Map;
 
 /**
@@ -37,7 +37,8 @@ public LayoutTag() throws Exception {
 		super();
 	}
 
-	private Map<String, String> divMap    = new HashMap<String, String>();
+	//private Map<String, String> divMap    = new HashMap<String, String>();
+	private Hashtable<String, String> divMap    = new Hashtable<String, String>();
 	private Map<String, Object> globalMap = new HashMap<String, Object>();
 
 	private String name;
@@ -101,6 +102,7 @@ public void doTag() throws JspException, IOException {
             if (layoutFileReader != null) {
                 layoutFileReader.close();
             }
+            divMap=null;
         }
     }