Flex Url地址里的汉字转码问题

?? ??? ???? ?? ??? ??? ?//读取地址栏中的参数，所有字符都要还远为它们的未编码形式。(注意地址栏中汉字转码方式) ?? ??? ??? ?private function getParams():Object ?? ??? ??? ?{ ?? ??? ??? ??? ?params = {}; ?? ??? ??? ??? ?var query:String = ExternalInterface.call("window.location.search.substring",1); ?? ??? ??? ??? ?if(query) ?? ??? ??? ??? ?{ ?? ??? ??? ??? ??? ?var pairs:Array = query.split("&"); ?? ??? ??? ??? ??? ?for(var i:uint=0; i < pairs.length; i++) { ?? ??? ??? ??? ??? ??? ?var pos:int = pairs[i].indexOf("="); ?? ??? ??? ??? ??? ??? ?if(pos != -1) { ?? ??? ??? ??? ??? ??? ??? ?var argname:String = pairs[i].substring(0,pos); ?? ??? ??? ??? ??? ??? ??? ?//decodeURI所有字符都还原为它们的未编码表示形式。 ?? ??? ??? ??? ??? ??? ??? ?//encodeURI将字符串编码为有效的 URI（统一资源标识符）。 ?? ??? ??? ??? ??? ??? ??? ?var value:String =decodeURI(pairs[i].substring(pos+1));?? ??? ??? ??? ??? ??? ? ?? ??? ??? ??? ??? ??? ??? ?params[argname] = value; ?? ??? ??? ??? ??? ??? ?} ?? ??? ??? ??? ??? ?} ?? ??? ??? ??? ?} ?? ??? ??? ??? ?return params; ?? ??? ??? ?}