I am still having problems
I did what you said and than I tried to run apt-get update
apt-get install firestarter
and this was the output
pc1:~# apt-get update
Get:1
ftp://ftp.us.debian.org sarge/main Packages
Err
ftp://ftp.us.debian.org sarge/main Packages
Unable to fetch file, server said 'Failed to open file. ' [IP: 64.50.236.52 21]
Get:2
ftp://ftp.us.debian.org sarge/main Release
Ign
ftp://ftp.us.debian.org sarge/main Release
Get:3
ftp://ftp.us.debian.org sarge/contrib Packages
Err
ftp://ftp.us.debian.org sarge/contrib Packages
Unable to fetch file, server said 'Failed to open file. ' [IP: 64.50.236.52 21]
Get:4
ftp://ftp.us.debian.org sarge/contrib Release
Err
ftp://non-us.debian.org sarge/non-US/main Packages
Could not resolve 'non-us.debian.org'
Ign
ftp://ftp.us.debian.org sarge/contrib Release
Get:5
ftp://ftp.us.debian.org sarge/non-free Packages
Err
ftp://ftp.us.debian.org sarge/non-free Packages
Unable to fetch file, server said 'Failed to open file. ' [IP: 64.50.236.52 21]
Get:6
ftp://ftp.us.debian.org sarge/non-free Release
Ign
ftp://ftp.us.debian.org sarge/non-free Release
Err
ftp://non-us.debian.org sarge/non-US/main Release
Could not resolve 'non-us.debian.org'
Err
ftp://non-us.debian.org sarge/non-US/contrib Packages
Could not resolve 'non-us.debian.org'
Err
ftp://non-us.debian.org sarge/non-US/contrib Release
Could not resolve 'non-us.debian.org'
Err
ftp://non-us.debian.org sarge/non-US/non-free Packages
Could not resolve 'non-us.debian.org'
Err
ftp://non-us.debian.org sarge/non-US/non-free Release
Could not resolve 'non-us.debian.org'
Failed to fetch
ftp://ftp.us.debian.org/debian/dists...-i386/Packages Unable to fetch file, server said 'Failed to open file. ' [IP: 64.50.236.52 21]
Failed to fetch
ftp://ftp.us.debian.org/debian/dists...-i386/Packages Unable to fetch file, server said 'Failed to open file. ' [IP: 64.50.236.52 21]
Failed to fetch
ftp://ftp.us.debian.org/debian/dists...-i386/Packages Unable to fetch file, server said 'Failed to open file. ' [IP: 64.50.236.52 21]
Failed to fetch
ftp://non-us.debian.org/debian-non-U...-i386/Packages Could not resolve 'non-us.debian.org'
Failed to fetch
ftp://non-us.debian.org/debian-non-U...y-i386/Release Could not resolve 'non-us.debian.org'
Failed to fetch
ftp://non-us.debian.org/debian-non-U...-i386/Packages Could not resolve 'non-us.debian.org'
Failed to fetch
ftp://non-us.debian.org/debian-non-U...y-i386/Release Could not resolve 'non-us.debian.org'
Failed to fetch
ftp://non-us.debian.org/debian-non-U...-i386/Packages Could not resolve 'non-us.debian.org'
Failed to fetch
ftp://non-us.debian.org/debian-non-U...y-i386/Release Could not resolve 'non-us.debian.org'
Reading Package Lists... Done
Building Dependency Tree... Done
W: Couldn't stat source package list
ftp://ftp.us.debian.org sarge/main Packages (/var/lib/apt/lists/ftp.us.debian.org_debian_dists_sarge_main_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://ftp.us.debian.org sarge/contrib Packages (/var/lib/apt/lists/ftp.us.debian.org_debian_dists_sarge_contrib_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://ftp.us.debian.org sarge/non-free Packages (/var/lib/apt/lists/ftp.us.debian.org_debian_dists_sarge_non-free_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://non-us.debian.org sarge/non-US/main Packages (/var/lib/apt/lists/non-us.debian.org_debian-non-US_dists_sarge_non-US_main_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://non-us.debian.org sarge/non-US/contrib Packages (/var/lib/apt/lists/non-us.debian.org_debian-non-US_dists_sarge_non-US_contrib_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://non-us.debian.org sarge/non-US/non-free Packages (/var/lib/apt/lists/non-us.debian.org_debian-non-US_dists_sarge_non-US_non-free_binary-i386_Packages) - stat (2 No such file or directory)
W: You may want to run apt-get update to correct these problems
E: Some index files failed to download, they have been ignored, or old ones used instead.
pc1:~# apt-get install firestarter
Reading Package Lists... Done
Building Dependency Tree... Done
W: Couldn't stat source package list
ftp://ftp.us.debian.org sarge/main Packages (/var/lib/apt/lists/ftp.us.debian.org_debian_dists_sarge_main_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://ftp.us.debian.org sarge/contrib Packages (/var/lib/apt/lists/ftp.us.debian.org_debian_dists_sarge_contrib_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://ftp.us.debian.org sarge/non-free Packages (/var/lib/apt/lists/ftp.us.debian.org_debian_dists_sarge_non-free_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://non-us.debian.org sarge/non-US/main Packages (/var/lib/apt/lists/non-us.debian.org_debian-non-US_dists_sarge_non-US_main_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://non-us.debian.org sarge/non-US/contrib Packages (/var/lib/apt/lists/non-us.debian.org_debian-non-US_dists_sarge_non-US_contrib_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list
ftp://non-us.debian.org sarge/non-US/non-free Packages (/var/lib/apt/lists/non-us.debian.org_debian-non-US_dists_sarge_non-US_non-free_binary-i386_Packages) - stat (2 No such file or directory)
W: You may want to run apt-get update to correct these problems
E: Couldn't find package firestarter