function searching(){
	if(!document.getElementById("Recherche").value=="")
	{
		var url="actualite/xmlhttp_cherche.php?requete="+document.getElementById("Recherche").value;
		xmlhttp.open("GET", url ,true);
		xmlhttp.onreadystatechange=function() {
			if (xmlhttp.readyState==4) {
				div=document.getElementById("result");
				div.innerHTML=xmlhttp.responseText;
				form=document.getElementById("form_recherche");
				label=form.getElementsByTagName("label").item(0);
				label.style.background='url(images/ico_search)  no-repeat';
			}
			else{
				form=document.getElementById("form_recherche");
				label=form.getElementsByTagName("label").item(0);
				label.style.background='url(images/ico_searching)  no-repeat';
			}
		}
		xmlhttp.send(null);
	}
	else{
		document.location.reload();
	}
}

function ordonner(ordre,asc){
	var url="actualite/xmlhttp_tri.php?ordre="+ordre+"&asc="+asc;
	xmlhttp.open("GET", url ,true);
	xmlhttp.onreadystatechange=function() {
		if (xmlhttp.readyState==4) {
			div=document.getElementById("documents");
			div.innerHTML=xmlhttp.responseText;
		}
	}
	xmlhttp.send(null);
}