function addToCart(id, target, rand){
	$.post("/cart/add/"+id+"/"+rand,
		function(data){
			if ($("rand", data).text() == rand){
				couponCount = $("amount",data).text();
				$("#coupons_amount").html(couponCount);
				if (couponCount > 0){
					$(".button > a.multiple_to_friend:hidden").fadeIn('slow');
				}
				target.addClass("coupon_thumb_selected");
				target.children(".loading").remove();
				target.children(".checkbox").addClass("checkbox_selected").show();
				target.attr("rel", "in_cart");
				hideLoading();
			}
		}
	);
}

function removeFromCart(id, target, rand){
	$.post("/cart/del/"+id+"/"+rand,
		function(data){
			if ($("rand", data).text() == rand){
				couponCount = $("amount",data).text();
				$("#coupons_amount").html(couponCount);
				if (couponCount <= 0){
					$(".button > a.multiple_to_friend:visible").fadeOut('slow');
				}
				target.removeClass("coupon_thumb_selected");
				target.children(".loading").remove();
				target.children(".checkbox").removeClass("checkbox_selected").show();
				target.attr("rel", "");
				hideLoading();
			}
		}
	);
}

$(document).ready(function(){
	$("div.coupon_thumb div.checkbox:not(.expired)").click(function(){
		var rand = Math.round(Math.random()*200000);
		showLoading();
		if ($(this).parent().attr("rel") == "in_cart"){
			$(this).hide().after('<img class="loading" src="/img/loading.gif"/>');
			removeFromCart($(this).siblings(".id").attr('id'), $(this).parent(), rand);
			return false;
		}
		else {
			$(this).hide().after('<img class="loading" src="/img/loading.gif"/>');
			addToCart($(this).siblings(".id").attr('id'), $(this).parent(), rand);
			return false;
		}
	});
	
	$(".coupon_thumb").hover(function(){
		$(this).addClass("coupon_thumb_over");
	}, 
	function(){
		$(this).removeClass("coupon_thumb_over");
	})
	showLoading();
	$.post("/cart/coupons/", function(data){
		hideLoading();
		$("coupon", data).each(function(i){
			var couponId = $(this).text();
			$("#"+couponId).siblings(".checkbox").addClass("checkbox_selected");
			$("#"+couponId).parent().addClass("coupon_thumb_selected").attr("rel", "in_cart");
		});
		
		if ($("coupon", data).length > 0){
			$(".button > a.multiple_to_friend").show();
		}
	});
	
});