function perch_pages_previous_page($opts = array(), $return = false)
{
$Pages = new PerchContent_Pages();
$Perch = Perch::fetch();
$default_opts = array('hide-extensions' => false, 'hide-default-doc' => true, 'template' => 'item.html', 'skip-template' => false, 'add-trailing-slash' => false, 'navgroup' => false, 'include-hidden' => false, 'use-attributes' => true);
if (is_array($opts)) {
$opts = array_merge($default_opts, $opts);
} else {
$opts = $default_opts;
}
if ($opts['skip-template']) {
$return = true;
}
$current_page = $Perch->get_page();
$r = $Pages->get_sibling_navigation('prev', $opts, $current_page);
if ($return) {
return $r;
}
echo $r;
}