im trying to install firestorm on my laptop and i keep getting this can anyone help

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http://askubuntu.com – william@william-HP-Pavilion-dv6000-EY799AV-ABA:~$ sudo apt-get install ia32-libs [sudo] password for william: Reading package lists... Done Building dependency tree Reading state information... Done Package ia32-libs is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source E: Package 'ia32-libs' has no installation candidate (HowTos)