'清理部分修改'

@@ -297,9 +297,7 @@ $yohoPage.on('touchstart', '.btn-minus', function() {
         return;
     }
     $num.val(num + 1);
-});
-
-$yohoPage.on('touchstart', '#chose-btn-sure', function() {
+}).on('touchstart', '#chose-btn-sure', function() {
 
     var productSku,
         buyNumber = $('#good-num').val() - 0,