function DoRequest(url,vars,objName){
	var Socket;
	if ((window.XMLHttpRequest && (Socket = new XMLHttpRequest())) || (window.ActiveXObject && (Socket = new ActiveXObject("Microsoft.XMLHTTP")))){
		Socket.onreadystatechange = function(){
			if (Socket.readyState == 4 && objName && (obj = document.getElementById(objName))){
				obj.innerHTML = Socket.responseText;
			}
		}
		Socket.open("POST",url,true);
		Socket.setRequestHeader("Cache-Control","no-cache");
		Socket.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
		Socket.send(vars);
	}
}