Here's what's in my download:

bootmenu.conf.n770.example initfs.osso-RX-34.2007-38.tgz
bootmenu.conf.n800.example initfs.osso-RX-44.2007-43.tgz
bootmenu.sh initfs.osso-RX-44.2007-44.tgz
dropbear.osso-n770.2006-25.tgz initfs.osso-RX-44.2007-46.tgz
dropbear.osso-n770.2006-38.tgz initfs.osso-RX-44.2007-49.tgz
dropbear.osso-n770.2006-48.tgz mkfs.jffs2
dropbear.osso-RX-34.2007-10.tgz nanddump
dropbear.osso-RX-34.2007-24.tgz nandwrite
dropbear.osso-RX-34.2007-38.tgz README.txt
dropbear.osso-RX-44.2007-43.tgz sumtool
dropbear.osso-RX-44.2007-44.tgz to_remove.lst
dropbear.osso-RX-44.2007-46.tgz utelnetd.osso-n770.2006-25.tgz
dropbear.osso-RX-44.2007-49.tgz utelnetd.osso-n770.2006-38.tgz
flash_eraseall utelnetd.osso-n770.2006-48.tgz
initfs_flash utelnetd.osso-RX-34.2007-10.tgz
initfs.osso-n770.2006-25.tgz utelnetd.osso-RX-34.2007-24.tgz
initfs.osso-n770.2006-38.tgz utelnetd.osso-RX-34.2007-38.tgz
initfs.osso-n770.2006-48.tgz utelnetd.osso-RX-44.2007-43.tgz
initfs.osso-RX-34.2006-51.tgz utelnetd.osso-RX-44.2007-44.tgz
initfs.osso-RX-34.2007-10.tgz utelnetd.osso-RX-44.2007-46.tgz
initfs.osso-RX-34.2007-24.tgz utelnetd.osso-RX-44.2007-49.tgz


initfs_flash is the beastie you want, if you are in the directory you untarred it in and do
cd initfs_flasher
ls

do you get that list?

Zebee