jquery/api.jquerymobile.com — pull request #327 by agcolom (2014-08-15 09:13:49+00:00)
Title: Popup: Add note for popups with a header and a closing button

to help with https://github.com/jquery/demos.jquerymobile.com/issues/12 and https://github.com/jquery/jquery-mobile/issues/7599#issuecomment-52285340