website multilanguage

Hello everyone , I should develop a multilingual site ( ita eng ) I have two tables in the database , offers and events , with two golf title and description, as I have to structure the application and to obtain translations

extension: http://www.yiiframework.com/extension/tstranslation/

I have created a table with the fields id , title_en , title_ita , description_ita , description_en , not to come set the Selection of language and save it in a session , would AFTER A query of the Gender $ sql = " SELECT ` title _ " . $ _ SESSION [ ’ Current_Language ’ ]