quick guide on how to use utf-8 encoding with php and mysql. first check that character set is set to utf-8 and that collation is set to utf8_general_ci. then, add the following :
mysql_query('SET character_set_results=utf8');
mysql_query('SET names=utf8');
mysql_query('SET character_set_client=utf8');
mysql_query('SET character_set_connection=utf8');
mysql_query('SET character_set_results=utf8');
mysql_query('SET collation_connection=utf8_general_ci');