购物车功能开发

@@ -156,8 +156,8 @@ $('.btn-balance').on('touchend', function() {
 });
 
 $('.advance-buy').on('touchend', function() {
-    var $advanceBuy =  $('#advanceBuy'),
-        $mainCart =  $('#mainCart');
+    var $advanceBuy = $('#advanceBuy'),
+        $mainCart = $('#mainCart');
 
     if ($advanceBuy.hasClass('hide')) {
         $mainCart.removeClass('show').addClass('hide');