How to pronounce Icelandic words - A short lesson

Iceland was "hot" this week in Belgium because of start of the Iceland on the Edge Festival in Brussels, Capital of Europe :)
On the radio, on TV and in the papers.
Unfortunately a bunch of TV stars, Radio hosts and journalists pronounce the names of Icelandic artists incorrect. Like most Americans and Brits by the way.
For those people, some Icelanders provided an online aid some years ago:
www.squirrel.com/icelandic
Björk
www.squirrel.com/icelandic/Hljod/bjork.au
Og aftur og aftur og aftur og aftur ...
Sigur Rós
http://download.sigur-ros.co.uk/sigur.mp3
Or Icelandic online:
http://icelandic.hi.is