[texhax] how to uninstall texlive

[Khozin Mutamar]

first, i'm sorry because i can't write English well

I installed texlive 2013 because i got problem with beamer in ubuntu 10.10
but, in texlive 2013 there were error while i use arabtex

so i would to uninstall texlive and use texlive from repository ubuntu
but, i couldn't find any uninstaller for linux

how to uninstall texlive 2013 ?
is there unistaller or just delete the installation directory ?

thank you for your help
and i'm so sorry for my English