11.   It is like having an Internet browser program running on the desktop while some other program, like a spreadsheet or a word processor, is also being used.

12.   Make sure you have enough RAM to meet the minimal system requirements for the browser program.

13.   Microsoft Corp. fell after the U.S. government ordered the software publisher to stop requiring computer makers to install its browser program.

14.   Netscape makes Navigator, the other major browser program for PCs.

15.   Other browser programs have been developed since then.

16.   Phone.com has developed a tiny browser program that allows wireless telephones to view specially formatted Internet sites.

17.   Such contributions helped Netscape develop the underlying browser program, called Netscape Gecko.

18.   The Navigator software produced by the Netscape Communications Corp. is still the leading browser program, but the Microsoft browser, Internet Explorer, is gaining fast.

19.   The program disappears when the users quit the Communicator browser program.

20.   This is the crux of the case, because Justice claims Microsoft is using unfair means against competing Internet browser programs.