how can i count 15 days for distribute trial version of my vb application.

hi..
how can i count 15 days for distribute trial version of my vb application which
not depend on user system time.

??

http://www.vbforums.com/showthread.p...ighlight=trial post #6
http://www.vbforums.com/showthread.p...ighlight=trial

and if you have a time limited trial, other naughty programmers will simply do things like this to fix it. :D
http://www.codeproject.com/csharp/Launch.asp

I just tested this, its a free trial creator. And it actually works.
http://www.softwarekey.com/swk_products/trial_creator/

And check this for VB6 open source software protection:
http://activelocksoftware.com/