$(document).ready(function() {
    $('.language-support').change(function() {
        var val = $(this).val();
        var path = $('html').data('path');
        
        if (val == null) {
        	window.location.href = path + '/';
        } else {
        	window.location.href = path + '/' + val + ".html";
        }
    });
});