Since we’re talking about broken things:
On your main index page, in Firefox 1, using Windows XP, your central area that has all the entries floats UP and covers your header almost completely.
I’ll try to remember to check this on my home machine if it does it there too.
Things work fine in individual entries (at least the comments template).
In the realm of helping each other out – where did you get the plug-in the you use below to guard against spam (the word-image generation thingie)?