$(document).ready(function (){
	$("#submit").click(function(){
		
		$.ajax({
			url: "http://www.kreisel.pl/scripts/login.php",
			type: "POST",
			data: ({login:$("#card_id").val(), pass: $("#surname").val()}),
			success: function(data){
				if(data == "ERROR"){
					$("#warning").css("display", "block");
				}
				else {
					$("#login_form").submit();
				}
			}
		});
		return false;
	});
});