changing language and background color and size

[ROLBUS]

need help i'm new here MY WEB ARE FOR A FRENCH AUDIENCE(USERS) HOW TO CHANGE THE LANGUAGE (TO FRENCH)AS I COULDN'T FIND ANYTHING IN THE ADMIN PANEL.
I WOULD LIKE TO CHANGE THE BACKGROUND AS WELL AS THE SIZE OF THE SCRIPT MAKE IT A BIT WIDER.
WERE TO GO,I DON'T KNOW WERE TO LOCATE THE CHANNEL FILE OR WERE TO FIND THE HTML CODE FOR ANY MODIFICATION SORRY BUT I'M NOT GOOD IN IT

[slimakraf]

You have to edit template files, for site width edit header.tpl and for language change i think you should edit
all tpl files.