private void companyCodeToolStripMenuItem_Click(object sender, EventArgs e)
{
CloseAllChild();
frmCompanyBranch ofrmCompanyBranch = new frmCompanyBranch();
ofrmCompanyBranch.MdiParent = this;
ofrmCompanyBranch.Show();
}
private void btnBranch_Click(object sender, EventArgs e)
{
frmCompanyBranch obran = new frmCompanyBranch();
obran.Show();
}