在ListView中弹出询问的对话框（删除提示框）

protected void lvBulletinBoard_ItemDataBound(object sender, ListViewItemEventArgs e)

{

         if (e.Item.ItemType == ListViewItemType.DataItem)

         {

               (e.Item.FindControl("ibtDelete") as ImageButton).Attributes.Add("onclick", "javascript:return confirm('你确认删除该公告吗？')");

         }

}