function PalceCalque()
		{
			var myDiv = document.getElementById('Form_center');
			var myDiv2 = document.getElementById('cache_noir');
			
			var Hauteur = myDiv2.offsetHeight;;
			var Largeur = myDiv2.offsetWidth; 
			//alert("H fenetre: "+Hauteur);
			//alert("W fenetre: "+Largeur);
			
			var Hauteur_calque = myDiv.offsetHeight;
			var Largeur_calque = myDiv.offsetWidth;
			//alert("H calque: "+Hauteur_calque);
			//alert("W calque: "+Largeur_calque);
			
			var Hsur2 = parseInt((Hauteur/2)-(Hauteur_calque/2));
			var Wsur2 = parseInt((Largeur/2)-(Largeur_calque/2));
			//alert("H: "+Hsur2);
			//alert("W: "+Wsur2);
			
			myDiv.style.left = Wsur2+"px";	
			myDiv.style.top  = Hsur2+"px";	
				
			this.setTimeout("PalceCalque()", 30);
			
			
				
		}

		function AffNews(liens)
		{
			sas_tmstp=Math.round(Math.random()*10000000000);
			
			var myDiv = document.getElementById('Form_center');
			var myDiv2 = document.getElementById('cache_noir');
			
			myDiv.innerHTML = fichXML('affnews.php?id='+escape(liens)+'&time='+sas_tmstp);
	           
			myDiv.style.display = 'block';
			myDiv2.style.display = 'block';
			
			this.setTimeout("PalceCalque()", 30);
		}
		
		function AffEvene(liens)
		{
			sas_tmstp=Math.round(Math.random()*10000000000);
			
			var myDiv = document.getElementById('Form_center');
			var myDiv2 = document.getElementById('cache_noir');
			
			myDiv.innerHTML = fichXML('affevene.php?id='+escape(liens)+'&time='+sas_tmstp);
	           
			myDiv.style.display = 'block';
			myDiv2.style.display = 'block';
			
			this.setTimeout("PalceCalque()", 30);
		}
		
		function AffPub(img)
		{
			sas_tmstp=Math.round(Math.random()*10000000000);
			
			var myDiv = document.getElementById('Form_center');
			var myDiv2 = document.getElementById('cache_noir');
			

			myDiv.style.display = 'block';
			myDiv2.style.display = 'block';
			
			this.setTimeout("PalceCalque()", 30);
		}
		

	function fichXML(fichier)
	{
		if(window.XMLHttpRequest) // FIREFOX
			xhr_object = new XMLHttpRequest();
		else if(window.ActiveXObject) // IE
			xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
		else
			return(false);
			xhr_object.open("GET", fichier, false);
			xhr_object.send(null);
		if(xhr_object.readyState == 4) return(xhr_object.responseText);
		else return(false);
	}