1.If chk_tax.Checked = True Then
2. array_item(7) = String.Format("{0:0,0.00}", (((array_item(3) * array_item(4)) / 100) * 7))
3. array_item(8) = String.Format("{0:0,0.00}", (array_item(3) * array_item(4)) + (((array_item(3) * array_item(4)) / 100) * 7))
4.Else
5. array_item(7) = "0.00"
6. array_item(8) = String.Format("{0:0,0.00}", (array_item(3) * array_item(4)))
7.End If
