drhouse123@debian:~$ sudo apt-get install -t squeeze-backports iceweasel
[sudo] password for drhouse123:
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 iceweasel : Depends: xulrunner-13.0 (>= 13.0-1~bpo60+1) but it is not going to be installed
E: Broken packages
drhouse123@debian:~$ sudo apt-get install -t squeeze-backports iceweasel
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 iceweasel : Depends: xulrunner-13.0 (>= 13.0-1~bpo60+1) but it is not going to be installed
E: Broken packages

drhouse123@debian:~$ sudo apt-get install -t squeeze-backports iceweasel xulrunner-13.0
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 xulrunner-13.0 : Depends: libcairo2 (>= 1.10.2-2~) but 1.8.10-6 is to be installed
                  Depends: libnspr4 (>= 2:4.9-2~) but it is not installable or
                           libnspr4-0d (>= 4.8.9) but 4.8.6-1 is to be installed
                  Depends: libnss3-1d (>= 3.13.2) but 3.12.8-1 is to be installed
                  Depends: libpixman-1-0 (>= 0.18.0) but 0.16.4-1 is to be installed
                  Depends: libvpx1 (>= 1.0.0) but it is not installable
E: Broken packages