Hi: If you look at a help doc page that has a bunch of text, like "Migrate from Flex" [1], the background image renders the text on the right of the screen almost unreadable.
[1] http://apacheroyaleci.westus2.cloudapp.azure.com:8080/job/RoyaleDocs_Staging/lastSuccessfulBuild/artifact/_site/create-an-application/migrate-an-existing-app/migrate-from-flex.html == Andrew Wetmore http://cottage14.blogspot.com/