MagicMenu is a set of freeware utilities that allows you to auto-hide the top menu bar in Mac OS X. It currently allows you to turn auto-hide on/off for each individual application (even the Finder). There is also a toggle utility for you to toggle auto-hide on/off for each application. The MagicMenu utilities supports drag-and-drop interface, so that you can drop individual applications onto the utilities or you can drop a bunch of applications at once to turn top menu auto-hide on and off. Use the following list to find the your favorite applications' locations.
MagicMenu is a free software that you can use without any charge. So download away and use it to get more screen space. There is no support, no warranty, and no liability associated to MagicMenu of any kind.
If you have questions regarding the MagicMenu, feel free to post and discuss them in our forum. Also, let us know what functionality you'd like to see in future versions of MagicMenu.