Mysql Charset optimazation To utf
 

Hello,
How can i change the bold ones to UTF8

collation_connection latin1_swedish_ci
collation_database utf8_general_ci
collation_server utf8_general_ci

And what i have to change from the bellow to utf..(and how)
character_set_client latin1
character_set_connection latin1
character_set_database utf8
character_set_filesystem binary
character_set_results latin1
character_set_server utf8
character_set_system utf8
character_sets_dir /usr/share/mysql/charsets/

Thanks