anchor.diff:     
       function moveOptionsRight(theSelFrom, theSelTo)
       {
  +		
  +	   document.getElementById("emptyList").style.display="none";
  +       document.getElementById("elementList").style.display="block";
  +	      
   		var list=tree.getAllChecked(); 
   		var selectedAttrs = list.split(",");
   	    var selLength = selectedAttrs.length;
  
positive.code: 	  			deleteOption(theSelFrom, i);
      		}
  		}
  		if(selectedCount==0)
  			alert("Please select column name.");
  	}
  	function deleteOption(theSel, theIndex)
      { 
  
negative.code: 		tree.setOnClickHandler();	
  		tree.enableCheckBoxes(1);
  	    tree.enableThreeStateCheckboxes(true);
  		tree.loadXML('<%= fileName %>',deleteFile);
        //select previously selected items
   <%
      if(selectedColumnNameValueBeanList!=null)
    {
  	for(int i=0;i<selectedColumnNameValueBeanList.size();i++) {
  	NameValueBean nameValueBean = (NameValueBean)selectedColumnNameValueBeanList.get(i);
  	String name = nameValueBean.getName();
  	String value = nameValueBean.getValue();
    %>
  	    tree.setCheck("<%=value%>",true);
  		tree.openItem("<%=value%>");
  <%  
     }//end of for
    }%> //end of if
  		
  }
  
  
  