function doLogin() {
	var loginData = {email: $("#login_email").val(), pass: $("#login_pass").val()};
	$.ajax({
		url: "/api/login.php",
		data: loginData,
		type: "POST",
		context: document.body,
		success: function(r){
			var ret = eval('('+r+')');
			if(ret.success) {
				window.location = "/";
			} else {
				$("#login_error").css("display", "block");
			}
  		}
	});
}