Within Magento, the HTTP_REFERER variable is often used for referring back to previous pages. While bridging things from Magento to Joomla!, MageBridge simply applies the HTTP_REFERER variable derived from Joomla! to the Magento environment, and this works quite well. But there are a few exceptions, that make the MageBridge architecture a bit more complex.
The Magento package for MageBridge is filled with many different files and folders. This tutorial guides you through the various parts to allow you to understand in a better way how MageBridge actually works.