I told you that! :P
It was in the URL, those quotes are extended Unicode and aren't allowed. CAVX's filter escaped them and turned them into those % things.
Posted by: ExquisiteDragon
So, I found the problem and feel like a total dumbass. It was the title of the article. :P
*Bangs head on desk*
That would be posting tools. It's super useful. I use it, but I use a customized version. Yeah, it just says PARSE TEXT and it does it for you. I advise getting it.
Posted by: BouncedMr happy
You can parse the text through a script, I can't remember the name but it makes your posts look like this (Minus the colorful buttons).