var ttl;
//
function setLanguage(){
	var lang;
	if( window.location.hash !='' ) {
		lang = window.location.hash;
	}else{
		lang = navigator.language || navigator.userLanguage;
	}
	if(lang.indexOf('ja')!=-1){
		document.write('<link rel="stylesheet" href="/award/css/ja.css" type="text/css" />');
	}else{
		document.write('<link rel="stylesheet" href="/award/css/en.css" type="text/css" />');
	}
	ttl = document.title.split(' | ');
	setTitle(lang);
}
//
function setTitle(str){
	if(ttl[1] != undefined){
		if(str.indexOf('ja')!=-1){
			document.title = ttl[0] + ' | ' + ttl[1];
		} else {
			document.title = ttl[0] + ' | ' + ttl[2];
		}
	}
}
//
function changelang(str){
	var onLang = getElementsByClassName(str);
	var offLang = getElementsByClassName((str=="ja") ? "en" : "ja");
	for (var i = 0; i<offLang.length; i++) offLang[i].style.display ="none";
	for (var i = 0; i<onLang.length; i++) onLang[i].style.display = "block";
	setTitle(str);
}
//
function getElementsByClassName (className) {
  var children = document.getElementsByTagName('*') || document.all;
  var elements = new Array();
  for (var i = 0; i < children.length; i++) {
    var child = children[i];
    var classNames = child.className.split(' ');
    for (var j = 0; j < classNames.length; j++) {
      if (classNames[j] == className) {
        elements.push(child);
        break;
      }
    }
  }
  return elements;
}