private void barButtonItem21_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
if (isFormInactive(frmCR))
{
activeForm(frmCR = new FrmCustomerReport());
}
}
private void btnCus_Click(object sender, EventArgs e)
{
FrmCustomerReport objCus = new FrmCustomerReport();
objCus.ShowDialog();
}