$popularTags =& $tagservice->getPopularTags($userid, $popCount, $logged_on_userid);
$popularTags =& $tagservice->tagCloud($popularTags, 5, 90, 225, 'alphabet_asc');
$popularTags =& $tagservice->getPopularTags($userid, $popCount, $logged_on_userid);
$popularTags =& $tagservice->tagCloud($popularTags, 5, 90, 225, 'alphabet_asc');