function parcours(adip,adu){
try {xhrdp=new XMLHttpRequest();}
	catch(e){
		try {xhrdp=new ActiveXObject("Microsoft.XMLHTTP");}
			catch(e1){
				alert("Objet non supporté");
			}
	}
xhrdp.onreadystatechange=function(){
	if (xhrdp.readyState==4)
		document.getElementById("divid").innerHTML=xhrdp.responseText;
	else 
		document.getElementById("divid").innerHTML="<font size='1'>Patientez svp...</font>";
		}
xhrdp.open('post','parcours_golf.php',true);
xhrdp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
//xhr.send(null);
xhrdp.send("adip="+adip+"&adu="+adu);
chsingle(document.se.adultes.selectedIndex,document.se.enfants.selectedIndex); 
chdouble(document.se.adultes.selectedIndex,document.se.enfants.selectedIndex);
chdoubles(document.se.adultes.selectedIndex,document.se.enfants.selectedIndex);
}