ok lets make that change.. in your bigbluebutton client go to /lib folder and open bbb_localization.js with note pad or notepad++ and put your default languaje
just copy and paste with this code.. and the only change you need to do.. is
var localeChain = "default_languaje";
// Check locale
var localeChain = "en_US";
/*
if (navigator.language)
localeChain = navigator.language;
else if (navigator.browserLanguage)
localeChain = navigator.browserLanguage;
if(/^([a-z]+)-([a-z]+)$/i.test(localeChain)){
var matches = /^([a-z]+)-([a-z]+)$/i.exec(localeChain);
localeChain = matches[1].toLowerCase() + "_" + matches[2].toUpperCase();
}
else if(/^en$/i.test(localeChain)){
localeChain = "en_US";
}
else if(/^([a-z]+)$/i.test(localeChain)){
var matches = /^([a-z]+)$/i.exec(localeChain);
localeChain = matches[1].toLowerCase() + "_" + matches[1].toUpperCase();
}
else{
localeChain = "en_US";
}
*/
function getLanguage(){
return localeChain;