var http_request = false;
   var div_content_name = "";
   var alertContent_extern_function = "";
   
   function makePOSTRequest(url, parameters) {
      http_request = false;

      if (window.XMLHttpRequest) { // Mozilla, Safari,...

         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
            http_request.overrideMimeType('text/xml');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }

      http_request.onreadystatechange = alertContents;
      http_request.open('POST', url, true);
      http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      http_request.setRequestHeader("Content-length", parameters.length);
      http_request.setRequestHeader("Connection", "close");
      http_request.send(parameters);
   }

   function alertContents() {
   
      if (http_request.readyState == 4) {
      
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById(div_content_name).innerHTML = result;
            eval(alertContent_extern_function);
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   function getContent(sUrl, divName, str) 
   {
   	  div_content_name = divName;
	  var panel = document.getElementById(divName);
	  
	  var list = panel.getElementsByTagName("input");
	  
	  for ( i = 0; i < list.length; i++ )
	  {
	  	str += "&"+list[i].name+"="+encodeURI(list[i].value);
	  }
	  
	  list = panel.getElementsByTagName("select");
	  
	  for ( i = 0; i < list.length; i++ )
	  {
	  	str += "&"+list[i].name+"="+encodeURI(list[i].value);
	  }
	  
	  list = panel.getElementsByTagName("textarea");
	  
	  for ( i = 0; i < list.length; i++ )
	  {
	  	str += "&"+list[i].name+"="+encodeURI(list[i].value);
	  }
	  
	  //alert(str);
      
      panel.innerHTML = "<table border=0 cellpadding=0 cellspacing=0 height='400' width='100%' bgcolor='#BCE2FC'><tr><td align=center valign=center><img src='./images/progressbar.gif'></td></tr></table>";
	
      
      makePOSTRequest(sUrl, str);
      return false;
   }