function DoLogin(){
document.getElementById("btnLogin").disabled = true;
var u = document.getElementById("txtUsername").value;
var p = document.getElementById("txtPassword").value;

var qs = "/api/checklogin.aspx?u="+u+"&p="+p;
DoAjax("GET",qs,null,"login");
}

function ResponseHandler(txt,RequestId){
if (txt=="1"){
location.href="members.aspx"
}else{
document.getElementById("LoginResponse").innerHTML="Invalid Credentials";
}
document.getElementById("btnLogin").disabled = false;
}

function ClearText(){
document.getElementById("LoginResponse").innerHTML="";
}