Making this FAQ snippet work in modx

$resourceparent = isset($faqFolder) ? $faqFolder : $etomite->documentIdentifier;
$output = "<script type="text/javascript">
function expand(thistag) {
   styleObj = document.getElementById(thistag).style;
   if (styleObj.display=='none') {styleObj.display = '';}
   else {styleObj.display = 'none';}
}
</script>";

$faq = $etomite->getActiveChildren($faqFolder,'pagetitle', 'ASC', $fields=' id, pagetitle, content');
$limit=count($faq);
if($limit<1) { 
   $output .= 'No Questions Found<br />'; 
} 
for ($y = 0; $y < $limit; $y++) {
$output .= '<div onclick="expand(''.$faq[$y]['id'].'');" style="cursor:pointer;"><div class="faq">'.$faq[$y]['pagetitle'].'</div><div id="'.$faq[$y]['id'].'"  style="display:none">'.$faq[$y]['content'].'</div></div><br />';
}

return $output;