Might want to do a phpinfo and see what your host has configured.
They should be able to fix it for you.
// Show all information, defaults to INFO_ALL
// Show just the module information.
// phpinfo(8) yields identical results.
There is a problem installing any of your files with .tgz, all .zip files install correctly.
Unable to decompress data
Warning: gzinflate() [function.gzinflate]: data error in /home/.pinocchio/davidow/guitarpedalboard.com/libraries/joomla/filesystem/archive/gzip.php on line 77
Template looks awesome.