[webkit-dev] I have a problem with CSS

[douchuan]

When I open a html file by "file://.../a.html"("file://" proto), the CSS
function can't work, but when I open a html file by
"http://127.0.0.1/.../a.html"(my apache server),
everything is fine again.
How do i debug it?
I want to know where does CSS implements has been defined in webkit, and
how does it work?

Thanks in advance

Thanks and Regards
dou.chuan