function show_header() {
common_element('link', array('rel' => 'alternate',
'href' => common_local_url('publicrss'),
'type' => 'application/rss+xml',
function show_header() {
common_element('link', array('rel' => 'alternate',
'href' => common_local_url('publicrss'),
'type' => 'application/rss+xml',