function highlight(filename) {
    // This sets the navbar link to the current page to class "current" 
    var links = document.getElementById("linklist");
    if (links.childNodes) {
        for (var itemi=0; itemi < links.childNodes.length; itemi++) {
            var item = links.childNodes[itemi];
            if (item.nodeName == "LI") {
                if (item.childNodes && item.childNodes[0].nodeName == "A") {
                    var pathpieces = item.childNodes[0].href.split(/\//);
                    var linkfile = pathpieces[pathpieces.length - 1];

                    if (linkfile == filename) {
                        // set the link to the current page to be current.
                        item.childNodes[0].className = "current";
                    } else {
                        item.childNodes[0].className = "";
                    }
                }
            }
        }
    }
}

function load() {
    // This appends the html file's name onto the i18n links
    var url = location.href.split(/\//);
    filename = url[url.length - 1];
    document.links[2].href += "/" + filename;  // English Page Link
    document.links[3].href += "/" + filename;  // Japanese Page Link

    highlight(filename);
}