remove redundancy from 404 settings

htdocs/404.php

@@ -52,6 +52,8 @@
 			$opt404[$option] = $opt['page']['404'][$_SERVER['SERVER_NAME']][$option];
 		else
 			$opt404[$option] = $opt['page']['404']['www.opencaching.de'][$option];
+		if ($opt404[$option]['urlname'] == '')
+			$opt404[$option]['urlname'] = parse_url($opt404[$option]['url'], PHP_URL_HOST);
 	}
 	
 	// get feeds from $feeds array

htdocs/config2/settings-dist.inc.php

@@ -258,7 +258,7 @@
 			'newcaches' => array(
 					'show' => true,
 					'url' => 'http://www.opencaching.de',
-					'urlname' => 'www.opencaching.de',
+					'urlname' => '',  // optional: show other name than the url-domain
 				),
  		);