parsing the google trends atom feed rss

$feed = simplexml_load_file('http://www.google.com/trends/hottrends/atom/hourly');
$children =  $feed->children('http://www.w3.org/2005/Atom');
$parts = $children->entry;
foreach ($parts as $entry) {
   $details = $entry->children('http://www.w3.org/2005/Atom');
   $dom = new domDocument(); 
   @$dom->loadHTML($details->content); 
   $anchors = $dom->getElementsByTagName('a'); 
  foreach ($anchors as $anchor) { 
    $url = $anchor->getAttribute('href'); 
    $urltext = $anchor->nodeValue; 
    echo 'Link: ' . $urltext . ' '; 
  }
}