Problemas de acentuação com UTF-8

header('Content-Type: text/html; charset=utf-8');
mysql_connect($servidor,$usuario,$senha);
mysql_select_db($database);
mysql_query("SET NAMES 'utf8'");
mysql_query('SET character_set_connection=utf8');
mysql_query('SET character_set_client=utf8');
mysql_query('SET character_set_results=utf8');

http://rmonte.com/blog/acentuacao-no-php-e-mysql-com-utf-8/