private void btnFloor9_Click(object sender, EventArgs e)
 {
     frmFloorUserSelect frm = new frmFloorUserSelect();
     frm.FloorSelect = "4";
     frm.Show();
     this.Close();
 }
 private void pictureBox2_Click(object sender, EventArgs e)
 {
     frmFloorUserSelect frm = new frmFloorUserSelect();
     frm.FloorSelect = "2";
     frm.Show();
     this.Close();
 }