";
// build SQL query to get node data
$sql = "SELECT * FROM users ";
$sql .= " ORDER BY $sort_by";
// run query
$loc_db->query($sql);
$counter = 1;
// loop for each node in the db
while($loc_db->next_record()) {
if (is_member($loc_db->f("username"))) {
$tr_class = "member";
} else {
$tr_class = "";
}
echo "