os backtrack5 r2 
firefox 12
root@bt:~/Desktop# ls
Mantra Lexicon Lin32 EN.tar.bz2  OWASP Mantra - Lexicon -en 32 bit Linux
root@bt:~/Desktop# mv OWASP\ Mantra\ -\ Lexicon\ -en\ 32\ bit\ Linux/  
mantra-firefox
root@bt:~/Desktop# ls
mantra-firefox  Mantra Lexicon Lin32 EN.tar.bz2
root@bt:~/Desktop# mv mantra-firefox/ /opt/
root@bt:~/Desktop# ls
Mantra Lexicon Lin32 EN.tar.bz2
root@bt:~/Desktop# cd /opt/mantra-firefox/
root@bt:/opt/mantra-firefox# ls
Mantra  OWASP Mantra
root@bt:/opt/mantra-firefox# ./OWASP\ Mantra 
firefoxportable:Debug/Info: 0=./OWASP Mantra
firefoxportable:Debug/Info: dir=.
firefoxportable:Debug/Info: Current Dir=/opt/mantra-firefox/Mantra
OpenGL Warning: Failed to connect to host. Make sure 3D acceleration is enabled 
for this VM.
Welcome to the Linux version of firefox 12.0 in portable mode. Feedback is NOT 
disabled.
firefoxportable:Debug/Info: Profile Directory already exists!
Warning: Tried to connect to session manager, None of the authentication 
protocols specified are supported
firefoxportable:Debug/Info: firefox is now closed.
./OWASP Mantra: line 50: yaf-splash: command not found
firefoxportable:Debug/Info: firefoxportable is now closed.