function changeLogos(numero){
		if (window.XMLHttpRequest){ 
			request = new XMLHttpRequest();     // Firefox, Safari, ...
		}else{
			if (window.ActiveXObject){
				request = new ActiveXObject("Microsoft.XMLHTTP");    // Internet Explorer 
			}else{
				return true;
			}
		}
			
		request.open( "GET", "changeFooter.php?rubrique="+numero+"&timeStamp="+(new Date()).getTime(), true);
		request.send(null);
			
		request.onreadystatechange = function(){
		if(request.readyState == 4){
			if(request.status == 200){
				document.getElementById("logoZone").innerHTML = request.responseText;
			}
		}
	}
}