protected void ImageButton5_Click(object sender, ImageClickEventArgs e) { T.Text = ""; T.Focus(); T1.Text = ""; T1.Focus(); T2.Text = ""; T2.Focus(); T3.Text = ""; T3.Focus(); T4.Text = ""; T4.Focus(); T5.Text = ""; T5.Focus(); T6.Text = ""; T6.Focus(); T7.Text = ""; T7.Focus(); T8.Text = ""; T8.Focus(); T9.Text = ""; T9.Focus(); }