Saw this link recently and thought it would be good to have regarding ShellExecute:

http://www.ml-consult.demon.co.uk/foxst-26.htm

>To run Wordpad it can be used next command:
>
>ThisForm.MyShell.Shellexecute("C:\Program Files\Windows NT\Accessories\wordpad.exe")
>Where MyShell is object _shellexecute of _environ.vcx
>
>How run and open file in Wordpad?