private void cbProductSuppliers_SelectedIndexChanged(object sender, EventArgs e)
{
if (cbProductSuppliers.SelectedItem != null)
{
selectedProductSupplier = (Product_Supplier)cbProductSuppliers.SelectedItem;
txtSearch.Text = (selectedProductSupplier.ToString() == null) ? "" : selectedProductSupplier.ToString();
if (cbProductSuppliers.DroppedDown != false)
{
cbProductSuppliers.DroppedDown = false;
}
}
}
