$(document).ready(function() {
	
	$("ul#product_tabs a").click(function() {
		$("ul#product_tabs a").removeClass("active");
		$(this).addClass("active");
		$("#tab_related").hide();
		$("#tab_reviews").hide();
		$("#tab_delivery").hide();
		$("#tab_payment").hide();
		$("#"+ $(this).attr("rel")).fadeIn();
		return false;
	});
	
	$("#delivery_time").keyup(function() {
		if(!$(this).val()) {
			$("input[name=delivery_timetable]").val("0");
		}
	});
	
	$("a.important").click(function() {
		if($("input[name=delivery_timetable]").val() == "1") {
			return true;
		} else {
			$("#info_message").hide();
			$("#info_message").removeClass("message").removeClass("tip").addClass("error").html("In order to continue and process your order, please ensure you have specified a delivery date. If you have entered a delivery date, please be sure to click 'Submit Date' in order to continue.").fadeIn();
			window.scroll(0,0);
			return false;
		}
	});
	
});