function setLanguage(from, to){
	var uri = window.location.href;
	var nuri = str_replace('/' + from.toLowerCase() + '/', '/' + to.toLowerCase() + '/', uri.toLowerCase());
	window.location.href = nuri;
}

function str_replace(searchstr, replacestr, subject){
	var parts = new Array();
	parts = subject.split(searchstr);
	return parts.join(replacestr);
}