If you are a user of the Stylish extension, you will love this little tip. I use iGoogle, however I never stay on the page long enough to use the embedded chat they included a while back. However I am happy to say I found a solution.
Install this Stylish user style:
Once doing so, the chat (as you seen in the screenshot above) disappears. To make it work for me, I had to change:
However, once that was done – it worked flawlessly. An easy hack for a very lovable web page. Got to love these Stylish user styles!