private void frmMaterialMovement_FormClosing(object sender, FormClosingEventArgs e)
 {
     LoginSystem.frmMainMenu frm = ((LoginSystem.frmMainMenu)Application.OpenForms["frmMainMenu"]);
     frm.menuStrip1.Enabled = true;
 }
 private void frmMaterialMovement_Load(object sender, EventArgs e)
 {
     LoginSystem.frmMainMenu frm = ((LoginSystem.frmMainMenu)Application.OpenForms["frmMainMenu"]);
     frm.menuStrip1.Enabled = true; this.txtMatCode.Select();
 }