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function lastfm_weekly_artists($user) {	$ch = curl_init();	$timeout = 5;	curl_setopt ($ch, CURLOPT_URL, "http://ws.audioscrobbler.com/1.0/user/$user/weeklyartistchart.xml");	curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);	curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);	$url = curl_exec($ch);	curl_close($ch);	$xml = simplexml_load_string("$url");	if (!isset($xml->artist)) {		echo "No stats to list.";	}	else {		echo "<ul>\n";		foreach ($xml->artist as $artist) {			echo "<li><a href=\"$artist->url\" title=\"$artist->name\">$artist->name</a> - $artist->playcount</li>\n";		}		echo "</ul>\n";	}}