<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Open.aspx.cs" Inherits="WebForm.Platform.WorkFlowDesigner.Open" %> <% string query = "appid=" + Request.QueryString["appid"] + "&iframeid=" + Request.QueryString["iframeid"] + "&openerid=" + Request.QueryString["openerid"]; %>