[Zope] "Powered By Zope" logo

Dear Zpeople The "Powered by Zope" logo in the footer is slow to load for some reason, and I don't like the colour of it (nice, but not one the site I'm working on at the moment. Basically, where do I find the source for this: <!--#var ZopeAttributionButton--> Yes, I know that I can create my own, but why bother when one already exist. Yours truly, Peter