private void УслугиToolStripMenuItem_Click(object sender, EventArgs e) { if (form_Услуги == null || form_Услуги.IsDisposed) { form_Услуги = new Form_услуги() { MdiParent = this }; form_Услуги.Show(); } }
private void УслугиToolStripMenuItem_Click(object sender, EventArgs e) { Beauty.Form_услуги f = new Form_услуги(); f.Show(); }