You can add as many tabs as you want with UL. Each tab can have just programs, today plugins, or both. It takes a while to figure out how to set things up, but once you do it's more than worth the time you put into it. here's the best thread on the app. Heavy reading, but everything you need to know should be in it:
http://forum.ppcgeeks.com/showthread.php?t=19474