Installation on Magento 1.7.x

Install with modgit:

$ cd /path/to/magento
$ modgit init
$ modgit clone admin-theme https://github.com/jreinke/magento-admin-theme.git

or download package manually:

• Download latest version here
• Unzip in Magento root folder
• Clear cache

Installation on Magento 1.6.x

Please refer to branch 1.6

Full overview available here.