Problem With Media Player

[vev_pro]

I Hav Win Xp Sp2.
Last Week I Ran Norton Disk Doctor Unfortunately Drive Letters Got Interchanged After That Whenever I Click A Link On internet Explorer(ver 6) it Gets Closed.also download Accelerator (ver8) also Closes When I Try To Download Something.WINDOWS MEDIA PLAYER ALSO CLOSES WHEN I PLAY A MOVIE

[ashwin.terminat]

Try the System Restore function of Windows XP to reset your computer to a date where your Drive Letters weren't interchanged......