problem in tiles application

hi all,

i am trying to develop a small tiles application.

here is my leftnavigation.jsp

i am getting problem only when i add below underlined code in my jsp.

. I am surprised, Nothing is displayed in my browser if add the underlined piece code.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %>

</script>

<bean:size id="size" name="TopicListForm" property="results"/>
					
					<logic:equal name="size" value="0">
						
						<center><FONT color="red"><b>There are no Topics ask administrator to add Topics</b></FONT>
						</center>
					</logic:equal>
					
				<logic:greaterThan name="size" value="0">
					<table border="1">
							<logic:iterate id="result" name="TopicListForm" property="results">
								<tr>This is an test</tr>
								<tr>
									<td>
									
                                                                       [u]<html:link action="QList.do?method=topics" paramName="result" paramId="selected"><bean:write name="result"/></html:link>[/u]
									 </td> 
									</tr>
							</logic:iterate>
					</table>
						
				</logic:greaterThan>
				<tr>This is another test</tr>
			</logic:present>

</html:html></tr>
<tr>	<td   ></td></tr>

</table>

Below is struts config file

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.1//EN"
                               "http://jakarta.apache.org/struts/dtds/struts-config_1_1.dtd">
<struts-config>
 <data-sources/>

<form-beans>
		<form-bean name="dataForm" type="org.apache.struts.action.DynaActionForm">
		        <form-property name="eid" type="java.lang.String"/>
				<form-property name="name" type="java.lang.String"/>
				<form-property name="address" type="java.lang.String"/>
		 </form-bean>
		 <form-bean name="delForm" type="org.apache.struts.action.DynaActionForm">
		        <form-property name="eid" type="java.lang.String"/>
		 </form-bean>
	
	<form-bean name="TopicListForm" 
      type="roseindia.web.struts.form.TopicListForm">
    </form-bean>

</form-beans>
 <global-exceptions/>

<global-forwards>
        
        
        <forward
            name="welcome"
            path="/Welcome.do"/>
            
        <forward
            name="getActions"
            path="/getAction.do"/>
   
    </global-forwards>
 
 <action-mappings>
 <action path="/mytiles" forward="MyTiles"/>
 <action path="/insert" forward="insertTile"/>
 <action path="/update" forward="updateTile" />
 <action path="/delete" forward="deleteTile"/>
   <action path="/updatedata" name="dataForm"  type="updateAction" scope="session">
   		 <forward   name="success"
                    path="tile.main.success"
					redirect="false"/>
		 <forward   name="failure"
                    path="tile.main.failure"
					redirect="false"/>

</action>
   <action path="/insertdata" name="dataForm"  type="insertAction" scope="session">
   		 <forward   name="success"
                    path="tile.main.success"
					redirect="false"/>
		 <forward   name="failure"
                    path="tile.main.failure"
					redirect="false"/>

</action>
  <action path="/deletedata" name="delForm"  type="delAction" scope="session">
   		 <forward   name="success"
                    path="tile.main.success"
					redirect="false"/>
		 <forward   name="failure"
                    path="tile.main.failure"
					redirect="false"/>

</action>
   
 
		<action
	      path="/getAction"
	      name="TopicListForm"
	      scope="request"
	      validate="true"
	      input="/pages/Welcome.jsp"
	      type="roseindia.web.struts.action.TopicListAction">
	      <forward name="success" path="/pages/home.jsp"/>
	   </action>
	
		<action
	      path="/QList"
	      name="TopicListForm"
	      scope="request"
		  input="/pages/LeftNavigation.jsp"
		  parameter="method"
	      type="roseindia.web.struts.action.QListAction">
	      
	   </action>
		
	   
	 <action path="/java"
      type="roseindia.web.struts.action.TopicListAction"
      name="TopicListForm"
      scope="request"
      validate="false" >

Below is my action

below is my FormBean

import java.util.List;

import org.apache.struts.action.ActionForm;

public class TopicListForm extends ActionForm{
	  private String id;
	    private String tname;
	    private List results;
	    private String selected;
	    
	    public String getSelected() {
	    	System.out.println(" value of inside bean selected "+selected);
	    	return selected;
		}

public void setSelected(String selected) {
			
			this.selected = selected;
			System.out.println(" value of inside bean selected "+selected);
		}

public List getResults() {
			return results;
		}

public void setResults(List results) {
			this.results = results;
		}

public TopicListForm()
	    {
	    	System.out.println("inside TopicList Form");
	    }

public TopicListForm(String id, String tname)
	    {
	        this.id = id;
	        this.tname = tname;
	    }
		public String getId() {
			return id;
		}

public void setId(String id) {
			this.id = id;
		}

public String getTname() {
			return tname;
		}

public void setTname(String tname) {
			this.tname = tname;
			System.out.println("inside TopicListForm and the value of tname: "+tname);
		}

}

Below is MyTilesHome.jsp

Below is tiles-defs.xml

please help...Thanks in advance