加入购物车数字 99+

@@ -352,9 +352,15 @@ $yohoPage.on('touchstart', '.btn-minus', function() {
                 cartType: queryString.cartType
             }
         }).done(function(res) {
+            var cartNum;
+
             loading.hideLoadingMask();
             if (res.code === 200) {
-                $('.num-tag').html(numInCart + buyNumber).removeClass('hide');
+                cartNum = numInCart + buyNumber;
+                if (cartNum > 99) {
+                    cartNum = '99+';
+                }
+                $('.num-tag').html(cartNum).removeClass('hide');
                 confirming = false;
 
                 if (cbFn) {