var chgLang;

	function LangToggle(chgLang){
	var cL = document.getElementsByTagName('a');
	var cng = ['en', chgLang];
	for (var zxc0=0; zxc0<cL.length; zxc0++){
	if (cL[zxc0].href){
	cL[zxc0].href=cL[zxc0].href.replace(cng[0],cng[1]);
	}
	}
	}
	document.write('<span lang="zh-Hans" xml:lang="zh-Hans" onclick="LangToggle(\'cn\');"><a href="'+ document.location +'">&#31616;&#20307;&#29256;</a></span>');
	document.write('&nbsp;&nbsp;');