function filter(url) {
		var querytString = '';
		if($('#platform').val()){ querytString += '/platform:'+$('#platform').val(); }
		if($('#category').val()){ querytString += '/category:'+$('#category').val(); }
		if($('#genre').val()) { querytString += '/genre:' +$('#genre').val(); }
		window.location = url+querytString;
	}

  	var CartManager = (function($){
	return {
		addToCart:function(user_id,product_id,product_price,product_name,product_image){
			if(user_id > 0) {
				$('#product_id').val(product_id);
				$('#product_price').html('£'+product_price);
				$('#input_product_price').val(product_price);				
				$('#product_name').html(product_name);
				$('#product_image').attr('src',product_image);				
				$('#divWindow').show();
				$('#divContainer').show();				
			} else {
				window.location = '/login';
			}
		},

		saveToCart:function(user_id){
			var quantity = $('#items').val();
			var product_id = $('#product_id').val();
			var product_price = $('#input_product_price').val();			
			$.ajax({
				type: 'post',
				url : '/add-to-cart/',
				data : 'user_id='+user_id+'&product_id='+product_id+'&product_price='+product_price+'&quantity='+quantity,
				success: function(responseText){
					//$('#cartContainer').show();
					//$('#big-number').html(responseText);
					$('#divWindow').hide();
					$('#divContainer').hide();
					window.location = '/cart-items';
		    	}
			});
	  	},
				
		cancel:function(){
			$('#items').val(1);
			$('#divWindow').hide();
			$('#divContainer').hide();		
			
		},
	}
	})(jQuery);