function get_val($element)
{
        global $dom;
        $data = array();
        $root = $dom->document_element();
        $node_array = $root->get_elements_by_tagname($element);
        $i=0;
        foreach ($node_array as $node) {
                 $data[$i] = $node->get_content();
                 $i++;
        }
        return $data;
}