$(function() {
	$("#ps-signup").submit(function() {
		$('#ps-sending').show();
		var first_name = $("#first_name").val(); 
		var last_name = $("#last_name").val(); 
		var email = $("#email").val(); 
		$.post("process.php", { first_name:first_name, last_name:last_name, email:email },
		function(data){
			if (data.error) {
				$('#ps-sending').hide();
				$("#ps-signup #ps-error").text(data.error);
			}
			else {
				$('#ps-sending').hide();
				$("#ps-signup #ps-success").text(data.success);
				$("#ps-signup #ps-error").hide();
			}
		},'json');
	});
});