argc > 1)
		$which = $a->argv[1];
	else {
		notice( t('No profile') . EOL );
		$a->error = 404;
		return;
	}
	$profile = 0;
	if((local_user()) && ($a->argc > 2) && ($a->argv[2] === 'view')) {
		$which = $a->user['nickname'];
		$profile = $a->argv[1];		
	}
	profile_load($a,$which,$profile);
	if((x($a->profile,'page-flags')) && ($a->profile['page-flags'] == PAGE_COMMUNITY)) {
		$a->page['htmlhead'] .= '';
	}
	if(x($a->profile,'openidserver'))				
		$a->page['htmlhead'] .= '' . "\r\n";
	if(x($a->profile,'openid')) {
		$delegate = ((strstr($a->profile['openid'],'://')) ? $a->profile['openid'] : 'http://' . $a->profile['openid']);
		$a->page['htmlhead'] .= '' . "\r\n";
	}
	if(! $blocked) {
		$keywords = ((x($a->profile,'pub_keywords')) ? $a->profile['pub_keywords'] : '');
		$keywords = str_replace(array(',',' ',',,'),array(' ',',',','),$keywords);
		if(strlen($keywords))
			$a->page['htmlhead'] .= '' . "\r\n" ;
	}
	$a->page['htmlhead'] .= '' . "\r\n" ;
	$a->page['htmlhead'] .= '' . "\r\n" ;
	$uri = urlencode('acct:' . $a->profile['nickname'] . '@' . $a->get_hostname() . (($a->path) ? '/' . $a->path : ''));
	$a->page['htmlhead'] .= '' . "\r\n";
	header('Link: <' . $a->get_baseurl() . '/xrd/?uri=' . $uri . '>; rel="lrdd"; type="application/xrd+xml"', false);
  	
	$dfrn_pages = array('request', 'confirm', 'notify', 'poll');
	foreach($dfrn_pages as $dfrn)
		$a->page['htmlhead'] .= "get_baseurl()."/dfrn_{$dfrn}/{$which}\" />\r\n";
}