品牌介绍展开商品内容不滚动

@@ -12,6 +12,8 @@ var Shop = {
 
         $('#brand-info').click(function() {
             Shop.brandInfoDialog().show();
+            $('body').css({overflow: 'hidden'});
+            $('.body-mask').css({width: '100%'});
 
             // $('.brand-info').addClass('nano');
             $('.brand-info-dialog .brand-info-content').nanoScroller();
@@ -22,7 +24,10 @@ var Shop = {
         var infoDaialog = new Dialog({
             className: 'brand-info-dialog',
             content: $('.brand-info-wrapper').html(),
-            keep: false
+            keep: false,
+            closeCb: function() {
+                $('body').css({overflow: 'auto'});
+            }
         });
 
         return infoDaialog;