Most probably you will find some hints for solving that problem in that discussion: https://open.vanillaforums.com/discussion/38078/3-3-special-character-encoding-in-rich-editor-not-working-umlaute
No. If you are running PHP 5.3 and encounter the short array syntax ([1, 2, 3]), it won't work. 5.4+ will parser array(1, 2, 3) as well as the new short syntax.
I just added the Poll, did everything that was needed but when I added a title, and 3 questions, only the last 2 questions show the radio selection, it's invisible for the first question. Any idea what might cause that?
I've currently got it on 3 sites and I plan to do it on a 4th one later on. Of the 3 sites, only two are public forums: http://www.thenameiwantedwastaken.com/minecraft/forum/ http://coachinfonet.com/forums/