XM Satellite Radio has added two new XM music channels available only on the Internet and has announced Mac compatibility. is now compatible with Apple's Safari browser, Mozilla Firefox, and Netscape Navigator browsers on Mac computers with Windows Media Player 9.0 installed. The subscription service offers 72 commercial-free music channels as well as several of XM Satellite Radio's exclusive talk and entertainment programs. The two new channels include The Eye (XM Radio Online Channel 26--Rhythmic Top 40), which features mix of contemporary hip hop tracks by artists such as Snoop Dogg, Nelly, Usher, Mario, Destiny's Child, and Chingy as well as enLIGHTen! (XM Radio Online Channel 34, Southern gospel music), which offers tunes from artists of today and yesterday. It is available for $8 per month or $4 per month for XM Satellite Radio subscribers.