Is it just me, or is the form text difficult to read?
It’s not that it’s too small, it more that the letters are pushed together so tight, some letters join making the board not the easiest to follow. Probably something to do with the letter spacing in the CSS.
Still don’t quite see what you mean.
Maybe a higher resolution screencapture is in order?
Here is the inline version of your attachments so that a download is not neccessary.
Here is my IE 6 screen capture with all default settings (I only use IE when required)