修改问题文档

@@ -549,7 +549,7 @@ class Member extends Frontend
             $deduct_price = $deduct_price + $ratio_price*$ratio_day;
         }
         $svipprice = $price['svipprice']-$deduct_price;
-        $price['svipprice'] = $svipprice;
+        $price['svipprice'] = round($svipprice,2);
         $this->assign('price',$price);
         return $this->view->fetch();
     }