private void btnUpdate_Click(object sender, EventArgs e)
{
string buildingname = txtDromName.Text;
buildingUpdateFrm2 update = new buildingUpdateFrm2(buildingname);
update.Show();
}
private void btnUpdate_Click(object sender, EventArgs e)
{
buildingUpdateFrm2 update = new buildingUpdateFrm2(this.buildingname);
//MessageBox.Show(this.buildingname);
update.Show();
}