参考:http://fineui.com/bbs/forum.php?mod=viewthread&tid=7455&highlight=alert
http://www.jb51.net/article/35247.htm
====================
/// <summary>
/// 不带关闭按钮的,提示框(结合window的Onclose事件使用)
/// </summary>
/// <param name="message">消息</param>
protected void AlertInforNoClose(string message)
{
string js = @" Ext.Msg.show({
title : '提示对话框',
msg : '" + message + @"',
buttons: Ext.Msg.OK,
fn:function(){" + ActiveWindow.GetHidePostBackReference() + @"},
closable: false
}); ";
//ActiveWindow.GetHidePostBackReference() //弹层页用,结合window的Onclose事件使用
PageContext.RegisterStartupScript(js);
}