Edit Right Now

How do I edit the right now dashboard widget to hide the content, discussion, theme, update options from non super admins?
I am using easy blogging. I could uncheck the right now widget from the easy blogging menu but I want to keep the marketpress Store content section.
Maybe it will be easier to copy the code that displays the store section and make it display in the widget area that is created by easy blogging but I don't know how to get this to work either.

Ps- I am sure that you are aware.... I am Unable to attach a screenshot with new wpmu site.