Sorry, see correction below--- sans-serif *not* serif
How are you getting errors?
http://jigsaw.w3.org/css-validator/validator?uri=http%3A%2F%2Fwww.dotradio.uni.cc%2Fstyles%2F1.css&usermedium=all http://jigsaw.w3.org/css-validator/validator?uri=http%3A%2F%2Fwww.dotradio.uni.cc%2Fstyles%2F2.css&usermedium=all http://jigsaw.w3.org/css-validator/validator?uri=http%3A%2F%2Fwww.dotradio.uni.cc%2Fstyles%2F3.css&usermedium=all http://jigsaw.w3.org/css-validator/validator?uri=http%3A%2F%2Fwww.dotradio.uni.cc%2Fstyles%2F4.css&usermedium=all
That is the validator for the CSS.
When you scroll those links you'll see the warnings. Change this: font-family : Tahoma, Verdana, Arial; to read this: font-family : Tahoma, Verdana, Arial, sans-serif; each and every time it appears, on each and every style sheet.
David -- http://www.dlaakso.com/
Using Opera's revolutionary e-mail client: http://www.opera.com/m2/
****************************************************** The discussion list for http://webstandardsgroup.org/
See http://webstandardsgroup.org/mail/guidelines.cfm for some hints on posting to the list & getting help ******************************************************
