code:

//string st = MessageBox.Show("Are you sure you want to delete?","Delete",MessageBoxButtons.YesNo).ToString ();
            //if (st == "Yes")
            //{

            try
            {
                /*
                code that actually deletes something
                */
                Label7.Visible = true;
                Label7.Text = "Deleted Successfully";
            }
            catch (Exception ex)
            {
                Label7.Visible = true;
                Label7.Text = "Can't Delete. <br/> Following Exception raised " + ex;
            }
// }