Customising Jenkins' appearance to make it easier to tell instances apart

Question

I am responsible for four different Jenkins installations - two test and two production servers.

What options do I have from within Jenkins to make it more obvious w

Answer 1

Another possibility would be to use tools like Greasemonkey (Firefox) or a similar built in ability with in Chrome (http://www.chromium.org/developers/design-documents/user-scripts) to have JavaScript code alter the appearance of the page. You'd get a lot of flexibility and could potentially go so far as to prohibit certain commands from executing or enforce additional restrictions when executing certain commands on the production servers.