Download ALV to Desktop

Hi All!

I have a Dialogue Program.In that I want to introduce a download button.Clicking on that button should allow me to download the ALV report to desktop in a excel sheet.

Secondly output in excel sheet should contain fields of ALV as well as 2 extra field form some other internal table.

Kindly suggest me a way how could I achieve it.

Help would be appreciated.

Regards

Sourabh