Sorry for some reason the backslashes on my original posting did not appear here!
It should read:
format cells, backslash, number, backslash, custom,
then enter 00 backslash, colon,00 backslash, colon, 00 backslash, colon, 00
Alan
XDcamHD,XDcamEX,D9
FCS,AE,Combustion,LiquidSilver,Vegas
G5,MBP,XP