XHTML error in Prosilver - index and viewforum

<dt><div class="wrap-content"><!-- IF forumrow.S_IS_CAT --><a href="{forumrow.U_VIEWFORUM}">{forumrow.FORUM_NAME}</a><!-- ELSE -->{L_FORUM}<!-- ENDIF --></div></dt>

				<dt title="{forumrow.FORUM_FOLDER_IMG_ALT}"><div class="wrap-content">

				<!-- IF S_ENABLE_FEEDS and forumrow.S_FEED_ENABLED --><!-- <a class="feed-icon-forum" title="{L_FEED} - {forumrow.FORUM_NAME}" href="{U_FEED}?f={forumrow.FORUM_ID}"><img src="{T_THEME_PATH}/images/feed.gif" alt="{L_FEED} - {forumrow.FORUM_NAME}" /></a> --><!-- ENDIF -->

					<!-- IF forumrow.FORUM_IMAGE --><span class="forum-image">{forumrow.FORUM_IMAGE}</span><!-- ENDIF -->

					<a href="{forumrow.U_VIEWFORUM}" class="forumtitle">{forumrow.FORUM_NAME}</a><br />

					{forumrow.FORUM_DESC}

					<!-- IF forumrow.MODERATORS -->

						<br /><strong>{forumrow.L_MODERATOR_STR}:</strong> {forumrow.MODERATORS}

					<!-- ENDIF -->

					<!-- IF forumrow.SUBFORUMS and forumrow.S_LIST_SUBFORUMS --><br /><strong>{forumrow.L_SUBFORUM_STR}</strong> {forumrow.SUBFORUMS}<!-- ENDIF -->

				</div></dt>

<dt><div class="wrap-content"><!-- IF S_DISPLAY_ACTIVE -->{L_ACTIVE_TOPICS}<!-- ELSEIF topicrow.S_TOPIC_TYPE_SWITCH and (topicrow.S_POST_ANNOUNCE or topicrow.S_POST_GLOBAL) -->{L_ANNOUNCEMENTS}<!-- ELSE -->{L_TOPICS}<!-- ENDIF --></div></dt>

<dl class="icon" style="background-image: url({topicrow.TOPIC_FOLDER_IMG_SRC}); background-repeat: no-repeat;">

				<dt<!-- IF topicrow.TOPIC_ICON_IMG and S_TOPIC_ICONS --> style="background-image: url({T_ICONS_PATH}{topicrow.TOPIC_ICON_IMG}); background-repeat: no-repeat;"<!-- ENDIF --> title="{topicrow.TOPIC_FOLDER_IMG_ALT}"><div class="wrap-content"><!-- IF topicrow.S_UNREAD_TOPIC --><a href="{topicrow.U_NEWEST_POST}">{NEWEST_POST_IMG}</a> <!-- ENDIF --><a href="{topicrow.U_VIEW_TOPIC}" class="topictitle">{topicrow.TOPIC_TITLE}</a>