$(function(){
	preloadImages("/jscripts/images/indicator.gif","/jscripts/images/alert.gif");
	$("#frmOrderAlbum").submit(function(){
		$("p.error").remove();
		var bAnyChecked = false;
		$(".buySong").each(function(){
			if($(this).is(":checked")){
				bAnyChecked = true;
			}
		});
		if(!bAnyChecked){
			$("#frmOrderAlbum").append('<p class="error">But, your cart is empty?</p>');
			return false;
		}
	});
	$(".buySong").click(function(){
		var fileid = parseInt($(this).attr("id").split("_")[1]);
		var sOption;
		var bChecked;
		if($(this).is(":checked")){
			sOption		= "addSongToCart";
			bChecked	= true;
		}else{
			sOption		= "removeSongFromCart";
			bChecked	= false;
		}
		if(fileid==0){
			$(".buySong").not(":first").each(function(){
				$(this).attr("checked",bChecked);
				fileid = parseInt($(this).attr("id").split("_")[1]);
				$.post(
					ajaxURL,
					{
						Option: sOption,
						fileid: fileid
					},
					function(txt){
						//alert(txt);
						txt = null;
					}
				);
			});
		}else{
			$.post(
				ajaxURL,
				{
					Option: sOption,
					fileid: fileid
				},
				function(txt){
					//alert(txt);
					txt = null;
				}
			);
		}
	});
});
function preloadImages(){
	for(var i=0;i<arguments.length; i++){
		$("<img>").attr("src", arguments[i]);
	}
}