function file(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);
}