Remove unwanted application from "open with" list

In windows, we open some files with other supported applications too.. like mp3 files we can open with winamp, media player, itune, or many other mp3 players...Now here ill tell you hack for how to remove unwanted applications from this open with list..This is very simple n useful tricklets go..1] Run > regedit > hit Enter2] Registry > My Computer > HKEY_CLASSES_ROOT > Applications3] When you