flex国际化如何动态获取浏览器的语言，然后使用对应的国际化

var str:String = ExternalInterface.call("getLanForBrowser", "");   //"en_US"resourceManager.localeChain = [str];

?<script type="text/javascript">

function getLanForBrowser(){    var language;    if (navigator.language) {        language = navigator.language;        }        else {        language = navigator.browserLanguage;        }    return language;}</script> 

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