function submitForm(v)
  {
		var req = null; 
		var url = "topsite.php?cas=sortie&sortie=" + v ;
if(window.XMLHttpRequest)
			req = new XMLHttpRequest(); 
else if (window.ActiveXObject)
			req  = new ActiveXObject(Microsoft.XMLHTTP); 
		req.open("GET", url, true); 
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
		req.send(null);
  }