The following tutorial covers changing diazo SkyCream Theme footer on a Plone 4.2 website.
SkyCream diazo Plone theme has customizable theme footer. It can be subdivided into two parts: standard Plone footer (1) and colophon with theme credits (2) :
To edit footer - access Zope Management Interface, and open portal_view_customizations, and plone.footer among long list of available items. Press Customize to enable current footer editing and edit footer text. Do not forget to save changes when you finish.
To hide theme credits (2) and Plone colophon you will need to add a special class to your ploneCustom.css.
#portal-colophon {
display: none;
}
Read our tutorial on how to customize CSS stylesheets in Plone.