private void button2_Click(object sender, EventArgs e)
{
Form n = new frmKamar();
this.Close();
n.Show();
}
private void tambahKamarToolStripMenuItem_Click(object sender, EventArgs e)
{
if (this.MdiChildren.Length < 1)
{
Form showForm = new frmKamar();
showForm.MdiParent = this;
showForm.Show();
}
}