If other browsers will be added later, this will only be a plus.
The code is flexible, and it's easy to add to- and alter it. Also the code was made so it's easy to auto-generate with serversidescripts like PHP/JSP/ASP.
Internet Explorer Windows 5 and later (5, 5.5, 6)
Gecko (Mozilla, Mozilla-Firebird, Galeon, Netscape 6, 7, etc.)
Opera 6, 7
Internet Explorer Macintosh 5 and later (5, 5.1, 5.2)
It comes in 3 basic modes: