languages em pt a;; types

hello there guys its possible add languages support on php like add one file in dll like languages.dll file i want to add languages to my php sites it will take years for i add the languages on the sites this is why i am learning aspx its much easy to add languages support on aspx i am asking you guys if possible add on php files like php-en.dll php-pt.dll to be easy languages support with not much work i have to add in each page this lang[ home page ] = " pagina web " its taking me alot of time and lost work to do i had spend weeks adding this and didnt finish yet http://www.macoratti.net/aspn_mla.htm