In addition to adding two new music channels available only over the Internet, XM Satellite Radio on Monday announced that
XM Radio Online
is now compatible with Macintosh computers using the Safari, Firefox or Netscape Navigator browsers. XM Radio Online features 72 commercial-free music channels, as well as several of XM Satellite Radio’s talk and entertainment programs, for US$7.99 per month, or $3.99 for XM Satellite Radio subscribers. Windows Media Player 9.0 is required.