private void btndelete_Click(object sender, System.EventArgs e)
{
int InvoiceID = Convert.ToInt32(Request.QueryString["InvoiceID"].ToString());
string Category = Request.QueryString["InvoiceType"];
Invoice.Invoice objinvoice = new Invoice.Invoice();
if (objinvoice.Deleteinvoicecreditnote(InvoiceID, Category))
{
lblMessege.Text = "Deleted successfully";
Response.Write("<script>alert('Invoice deleted successfully');</script>");
Response.Write("<script>opener.location.reload(true);</script>");
Response.Write("<script>self.close();</script>");
}
else
{
lblMessege.Text = "Error in deleting document.";
}
}