function get_ze_request()
{
  var ze_request = null; 
  if(window.XMLHttpRequest) 
  ze_request = new XMLHttpRequest(); 
  else if(window.ActiveXObject)
  {
    try
    {
      ze_request = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (e)
    {
      ze_request = new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
  else
  { 
    alert("Couille dans le XMLHTTPRequest..."); 
    ze_request = false; 
  } 
  return ze_request;
}

function liens_tv()
{
  completer_bloc_une_www();
}

function completer_bloc_une_www()
{
	var zrq=get_ze_request();
  zrq.onreadystatechange=function()
  {
    if (zrq.readyState==4 && zrq.status==200)
    {
  		document.getElementById("bloc_une_www").innerHTML=zrq.responseText;
    }
  }
	zrq.open("POST","ajax/contenu_bloc_une_www.php",true);
  zrq.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
  zrq.send();
}