function XHConn()
{ 
  var xmlhttp;
  try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
  catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
  catch (e) { try { xmlhttp = new XMLHttpRequest(); }
  catch (e) { xmlhttp = false; }}}
  if (!xmlhttp) return null;
  this.connect = function(sURL, sMethod, sVars, fnDone)
  {
    if (!xmlhttp) return false;
    sMethod = sMethod.toUpperCase();

					try {
									  if (sMethod == "GET")
									  {
										xmlhttp.open(sMethod, sURL+"?"+sVars, true);
										sVars = "";
									  }
									  else
									  {
										xmlhttp.open(sMethod, sURL, true);
										xmlhttp.setRequestHeader("Method", "POST "+sURL+" HTTP/1.1");
										xmlhttp.setRequestHeader("Content-Type",
										  "application/x-www-form-urlencoded");
									  }
									  xmlhttp.onreadystatechange = function()
																   {
																	 if (xmlhttp.readyState == 4)
																	  {
																		fnDone(xmlhttp);
																	  }
																   };
					  xmlhttp.send(sVars);
					}
    catch(z) { return false; }
    return true;
  };
  return this;
}


function LoadPortlet(url, container_id)
{		
	var myConn = new XHConn();
	if (!myConn) alert("XMLHTTP not available. verifier votre explorer.");
		var fnWhenDone = function (oXML){
				var _container=document.getElementById(container_id);
				_container.innerHTML=oXML.responseText;
			};
	myConn.connect(url, "GET", "", fnWhenDone);
}
//----------------------------------