Hide the "Create an account" button if registration is disabled (Enanium only, but there is a template boolean called "registration_disabled" so other themes can use it too)

.mcePageBreak {display:block;border:0;width:100%;height:12px;border-top:1px dotted #ccc;margin-top:15px;background:#fff url(../img/pagebreak.gif) no-repeat center top;}