If our logo at the head of the page isn't perfectly circular, then this is because the width-to-height ratio of your screen's resolution (in pixels) does not match the width-to-height ratio of your screen's actual dimensions.

Rather than changing the screen's resolution, which might adversely rearrange your desktop, you can redisplay our web pages with a modified version of our logo to counteract the distortion.


Please select the width-to-height ratio
of your screen's measured size:

Try various settings to achieve
the most pleasing result.