Ugh! Please turn off this aggravating music!
Unwarranted, actually "harmful" use of "frames" is a big "No-No" and in most cases is considered "bad form" for web designers to use.
Frames are un-bookmark-able, un-navigate-able, un-printable in many cases, and un-readable by some earlier browsers.
For more on this, check out what other "frame-haters" are saying:
See frame for additional meanings.
Exactly The Lesson of The Death of Framed Websites
Top 10 Reasons Why Website Frames Are Bad
How NOT To Build A Successful Website
The "Don't Use Frames To Design Your Website " Frames Page
Another Why Frames Suck