diff --git a/phpBB/styles/prosilver/template/ajax.js b/phpBB/styles/prosilver/template/ajax.js
index 6ce3b38981..0b587ac561 100644
--- a/phpBB/styles/prosilver/template/ajax.js
+++ b/phpBB/styles/prosilver/template/ajax.js
@@ -37,14 +37,24 @@ phpbb.addAjaxCallback('mark_forums_read', function(res) {
 	// Mark subforums read
 	$('a.subforum[class*="unread"]').removeClass('unread').addClass('read');
 
+	// Mark topics read if we are watching a category and showing active topics
+	if ($('#active_topics').length) {
+		phpbb.ajaxCallbacks['mark_topics_read'].call(this, res, false);
+	}
+
 	// Update mark forums read links
 	$('[data-ajax="mark_forums_read"]').attr('href', res.U_MARK_FORUMS);
 
 	phpbb.closeDarkenWrapper(3000);
 });
 
-// This callback will mark all topic icons read
-phpbb.addAjaxCallback('mark_topics_read', function(res) {
+/** 
+* This callback will mark all topic icons read
+*
+* @param update_topic_links bool Wether "Mark topics read" links should be
+*     updated. Defaults to true.
+*/
+phpbb.addAjaxCallback('mark_topics_read', function(res, update_topic_links) {
 	var readTitle = res.NO_UNREAD_POSTS;
 	var unreadTitle = res.UNREAD_POSTS;
 	var iconsArray = {
@@ -58,6 +68,10 @@ phpbb.addAjaxCallback('mark_topics_read', function(res) {
 	var classMap = {};
 	var classNames = [];
 
+	if (typeof update_topic_links === 'undefined') {
+		update_topic_links = true;
+	}
+
 	$.each(iconsArray, function(unreadClass, readClass) {
 		$.each(iconsState, function(key, value) {
 			// Only topics can be hot
@@ -85,7 +99,9 @@ phpbb.addAjaxCallback('mark_topics_read', function(res) {
 	$('a').has('span.icon_topic_newest').remove();
 
 	// Update mark topics read links
-	$('[data-ajax="mark_topics_read"]').attr('href', res.U_MARK_TOPICS);
+	if (update_topic_links) {
+		$('[data-ajax="mark_topics_read"]').attr('href', res.U_MARK_TOPICS);
+	}
 
 	phpbb.closeDarkenWrapper(3000);
 });
diff --git a/phpBB/styles/prosilver/template/viewforum_body.html b/phpBB/styles/prosilver/template/viewforum_body.html
index e0aef4f290..38566dece0 100644
--- a/phpBB/styles/prosilver/template/viewforum_body.html
+++ b/phpBB/styles/prosilver/template/viewforum_body.html
@@ -130,7 +130,7 @@
 		<ul class="topiclist">
 			<li class="header">
 				<dl class="icon">
-					<dt><!-- 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 --></dt>
+					<dt<!-- IF S_DISPLAY_ACTIVE --> id="active_topics"<!-- ENDIF -->><!-- 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 --></dt>
 					<dd class="posts">{L_REPLIES}</dd>
 					<dd class="views">{L_VIEWS}</dd>
 					<dd class="lastpost"><span>{L_LAST_POST}</span></dd>