public void Del(object sender, EventArgs e)
 {
     leica_geosystemsVoteProjectPicManager bll = new leica_geosystemsVoteProjectPicManager();
     int id = Convert.ToInt32((sender as LinkButton).CommandArgument);
     bll.Deleteisdelete(id);
     ShowInfo(int.Parse(Label4.Text));
     PicBind();
 }