Excel 2007 : Vba code for stock management

[sattar]

Hi

I need VBA CODE for stock management.When i click button of stock management.It should open userform as follow.

1) Purchase order status Button
2)Stock Receive Button
3)Invoice Button
4) Report Button


When we click buttons,They open userforms neceesay detial for purchase orders,stock receive,invoicing and report button,

Thanks
Best Regards