// JavaScript Document
var logReq = getXmlHttpRequestObject();

function getXmlHttpRequestObject() {
	if (window.XMLHttpRequest) {
		return new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		return new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		alert("El navegador no soporta XmlHttpRequest Object.");
	}
}

function sendLogin(usrnomb,usrpass) {
	if (logReq.readyState == 4 || logReq.readyState == 0) {
		logReq.open("POST",'includes/logChat.php',true);
		logReq.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
		logReq.onreadystatechange = respuestaLogin; 
		var param = 'lgn='+usrnomb+'&psw='+usrpass;
		logReq.send(param);
	}			
}

function respuestaLogin() {
	if (logReq.readyState == 4) {
		//alert (logReq.responseText);
		texto = logReq.responseText;
		datos=texto.split(";");
		dato_id=datos[0].split("=");
		alert (dato_id[1]);
	}
}