Sorry, we do not permit this HTML tag: Parenthesis in HTML tag

I can get shadow or glow font to appear co's after I press post topic or edit topic I get that error message. Did I make a mistake while hacking?

I had this problem before when I used () in a http:// link in a post. Did you use () in a link?

<FONT COLOR="#000000" SIZE="1">[ June 19, 2001 05:57 PM: Message edited by: GoTorankusuKu ]</font>

no