function objetus() {
	try {
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
		try {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		} catch (E) {
			xmlhttp = false;
		}
	}
	if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
		xmlhttp = new XMLHttpRequest();
	}
	return xmlhttp
}
function showTable(){
	document.getElementById('tablaTime').style.visibility= 'visible';
}
function EliminaSession(url){
	_objetus=objetus();
	_objetus.open("GET","index.php?ip=1&hash="+Math.random(),true);
	_objetus.onreadystatechange=function() {}
	_objetus.send(null);
	
}