I find it interesting that Firefox doesn't load the .css file, which I am also experiencing at my website, and the answer is to make the site w3c compliant?

What does that have to do with Firefox's inability to load a .css file? We're talking about loading it and intrepreting the valid css styles, not whether depricated tags are being used or </tr> tags are found without an initial <tr> tag.

There is something...

Original post paraphrased

> I have a very interesting problem with my css files and firefox -
> I guess !
>
>
> Its ok with IE and Opera. But with firefox - no css !
> The page is blank - just plain text - no formats !
> BUT: I have an extension for firefox (cssedit). When I switch on the
> extension-view to display the css-code - ups - there you go - the page...