help!

I seem to have made a big mistake, i hit the file button in limewire, went down to add folder to share, which brought up another box, with windows in it..and things to look in...well, i went down to desktop clicked on it....thinking i was going to be sending music to my desktop..when in fact, it took my complete desktop somewhere....how do i get my desktop back...where do i look for it!!...any help u can give me would be great...if you can please send me e-mail..to bronco785710@yahoo.com...not sure i can access my other e-mail, because that was on my desktop as well!!....please help ASAP