Or you can take a look here for instructions if you want all files of Ophcrack in a subfolder (no files in the root): http://www.ultimatebootcd.com/forums/viewtopic.php?t=1570
It is made for UBCD411, so updating syslinux isn't needed anymore. You probably need a new version of vesamenu.c32, which you can find in the syslinux package.
Download Ultimate Boot CD v5.0
Use Parted Magic
for handling all partitioning task: http://partedmagic.com/