Automatix is an automated installation program that offers many installations that are either unavailable in Ubuntu (for legal reasons or otherwise), or difficult. Automatix includes many installs such as Acrobat reader, Wine, Crossover, which allows the installation of Windows programs like Office and PhotoShop, pesky proprietary codecs, libcss2 for decrypting DVDs and much more. These are all installed using a GUI.
To install Automatix, follow the instructions here for your distribution. Once you install it, the menu item will appear under Applications-> System Tools.