public static PurchaseTypeSetupAdd Instance()
{
if (sForm == null)
{
sForm = new PurchaseTypeSetupAdd();
}
return(sForm);
}
private void btnAdd_Click(object sender, EventArgs e)
{
Form sForm = PurchaseTypeSetupAdd.Instance();
//sForm.MdiParent = this;
sForm.Show();
sForm.Activate();
}