弹出对话框不刷新页面的解决办法之一

    /// <summary>
    /// 弹出无刷对话框
    /// </summary>
    protected void ShowMessage(string msg)
    {
        string script = string.Format("alert('{0}');", msg);
        ScriptManager.RegisterStartupScript(this.udpProducts, this.GetType(), "updateScript", script, true);
    }