var ajax_url = "ajax.php";

function md5(){
	var u = $("#username").val();
	var p = $("#password").val();
	if(u=="" || p == "") return false;
	$.ajax({
		type: "POST",
		url: ajax_url,
		dataType: "json",
		data:   "act=login&u="+u+"&p="+p,
		success: function(res){ 
			//alert(res);return;
			if( res.error == 0){
				var successlogin = "";
				if(res.avatar) successlogin += "<h1 id='userHead'><img src='"+res.avatar+"'></h1>";
				successlogin += "<h2 class='size11 green2 userHeadH2 bold'>Welcome, <a href='account.php' style='color:#FFF;'>"+res.username+"</a></h2>";
				successlogin += "<h2 class='size11 green2 userHeadH2 bold'>"+res.grades+"</h2>";
				successlogin += "<h2 class='size11 green2 userHeadH2 bold'>Points: <span class='size11 white'>"+res.points+"</span></h2>";
				successlogin += "<h2 class='size11 green2 userHeadH2 bold'>Puzzles Completed: <span class='size11 white'>"+res.finishs+"</span></h2>";
				successlogin += "<div style='margin:7px 20px 0 0; text-align:right;'><a href='signoff.php'> <img src='images/logoff2.png' /></a></div>";
				successlogin += "";
				$("#login").html(successlogin);
			} else if( res.error == 1) {
				$("#loginerrorinfo").html( "Login failed, please try again." ); 
			} else if(res.error == 2){
				$("#loginerrorinfo").html( "User lock, please contact us." ); 
			}
		} 
	}); 
	return false;
}