protected void BtnDelete_Click(object sender, EventArgs e)
{
Button delteBtn = (Button)sender;
int pID = Int32.Parse(delteBtn.CommandArgument.ToString());
pCtlr.DeletePurchaseOrder(pID);
ClientScript.RegisterStartupScript(Page.GetType(), "MessageBox",
"<script language='javascript'>alert('" + "Purchase Order Deleted!" + "');</script>");
BindData();
}
