$().ready(function() {
	// if text input field value is not empty show the "X" button
	$("#field").keyup(function() {
		$("#x").fadeIn();
		if ($.trim($("#field").val()) == "") {
			$("#x").fadeOut();
		}
	});
	// on click of "X", delete input field value and hide "X"
	$("#x").click(function() {
		$("#field").val("");
		$(this).hide();
	});
});