function undo_markup:
Code
 
// Convert image markup
if ($config['allowimages'] || ($config['sigimage'] && $type=="sig")) {
     $Body = preg_replace("/<img src=\"([^\>]*)\">/i","[{$ubbt_lang['TEXT_IMAGE']}]\\1[/{$ubbt_lang['TEXT_IMAGE']}]",$Body);
}

Kind regards,
PaNTerSan