Note that many websites have their own advertising, unrelated to adware.
FavoriteMan is an IE Browser Helper Object. It connects to the web site "yourspecialoffers.com" and, when directed to do so by the command files stored on that site, adds entries to the IE Favorites menu, and installs other software such as Transponder/VX2, NetPal and ClickTheButton.
FavoriteMan attempts to find your e-mail address from Outlook or Outlook Express and sends it on first use. Unlike the other parasites from Mindset, however, it does not seem to send a log of URLs browsed.
Update: They seems to be releasing more and more different variants, seemingly programmed to install other spyware/adware remotely.
The software installs ofrg.dll into your Windows System directory. Before you can delete this file you will need to deregister it. Enter the following command from the command line :