function $(elementId){
	return document.getElementById(elementId);
}

function file(fichier, sync){
	sync = (sync == 1) ? true : false;
	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, sync);
	xhr_object.send(null);
	if(xhr_object.readyState == 4) return(xhr_object.responseText);
	else return(false);
}

function out(sid){
	file("/core/scripts/out.php?sid=" + sid);
}

function goSite(sid, url){
	file("/core/scripts/out.php?sid=" + sid);
	newWin = window.open(url);	
}