Joomlacomment 4.0 RC1

Joomla 1.5.15

When I enabled the RSS button in the Security tab of the component I get an error on explorer 7/8

Webpage error details

User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; GTB6.4; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)
Timestamp: Sat, 20 Feb 2010 06:11:39 UTC


Message: Expected ';'
Line: 248
Char: 19
Code: 0
URI: http://www.hypnomentaliste.com/hypnomentaliste/index.php?option=com_content&view=article&id=10:spectacle-1&catid=4:categorie-spectacles&Itemid=10