It's not clear what exactly you're trying to do. Care to explain?
Check http://www.microsoft.com/technet/sysinternals/Miscellaneous/BgInfo.mspx. Is it what you're after?

>i have to develop something where the report or the result of certain procedures should be displayed on the windows desktop as part of the wallpaper or any thing that can be displayed on the desktop.
>
>i am bit lost and i need some idea on where to start.