OK..here i got solution to play Video & audio Files To play it at T39 Setup Stage....Now You wont Be Bore while Windows Sets UP!! Ok Read Following!! 1st Download this little freeware tools http://www.radgametools.com/down/Bink/RADTools.exe It contains BINK Player & Smack Player !! Bink player can convert avi, mpeg, & many other files into single autoplaying BIK file!! you often seen bink video in games too!! so with that tool..convert your Video or Audio file into *.bik file!! Then you can convert that *.bik file into single EXE file using that tool again..You can also convert Your Images into single EXE file using this tool!! Note:- Configure Bink to play sound with the video...otherwise there wont be any sound with it!! there is an option to play sound with bink video..u will find it!You can convert mp3 Files to EXE too!! also can make a slide show of your images! see below converting BIK to EXE! Put that EXE file into "X:\$OEM$\$1\Install" Directory..( where "X" is your Unattended CD Directory ) Now Modify your winnt.sif file and add following entry Done!!! Now bink OR smack video will play during T39 setup stage!! >>AMIT<<