//////////AHAH Function start//////////////////////////////
function callAHAH(url, pageElement, callMessage, errorMessage) 
{
	//alert(url);
	var pageElement=pageElement;	
    document.getElementById(pageElement).innerHTML = "<img src='images/loading.gif'>";
     try 
	 {
     req = new XMLHttpRequest(); /* e.g. Firefox */     
     } catch(e) {
       try {
       req = new ActiveXObject("Msxml2.XMLHTTP");  /* some versions IE */
       } catch (e) {
         try {
         req = new ActiveXObject("Microsoft.XMLHTTP");  /* some versions IE */
         } catch (E) {
          req = false;
         } 
       } 
     }     
     req.onreadystatechange = function() {responseAHAH(pageElement, errorMessage);};
     req.open("GET",url,true);
     req.send(null);
  }

function responseAHAH(pageElement, errorMessage) {
   var output = '';    
   if(req.readyState == 4) {
	//alert("req.status"+req.status);	  
      if(req.status == 200) {		
         output = req.responseText;      
		 //alert("output="+output);	
         document.getElementById(pageElement).innerHTML = output;
         } else {
         document.getElementById(pageElement).innerHTML = errorMessage+"\n"+output;
         }
      }
  }