Is this still a bug?I'm running the version 3.5.1 and co-authors can't respond, either. Will an update to 3.5.2 solve this?

Haven't yet found a solution. Didn't work on it pretty hard, either  :-)But will keep on trying. Thanks for the help anyway.

Thanks for trying :-)Haven't found a solution yet. Tried re-uploading shoutbox files, too. Even deleted the part in the variables  to see wh...

Thanks for the quick reply.I'm using the latest version, 3.5.1 that is.I replaced my block-php file anyway just to make sure but there's no ...

@kali: Since I went berserk on the code I deleted half of the code before writing it new *blushes*. Still awesome base, I gotta tell you. @Tammy: Work...

@ Jenny: Thanks, found it. Though not in the blocks panel but in the Blocks-Section. The title "Welcome" I directly changed it in the index....

Found my mistake.I shouldn't try to do stuff when I'm tired and without coffee for too long. Thanks!