MediaWiki:Common.js

/* Any JavaScript here will be loaded for all users on every page load. */
$(function() {
  showProductTabs();
  hideToc();
  displayToc();
  addLanguageBtn();
});

function showProductTabs() {
    var $productTabs = $("tbody .tabbertab");
    $.each($productTabs, function(i, tab) {
        $(tab).css("border", "1px solid #ccc");
	    info = $("<p></p>").text($(tab).attr("title"));
        $(tab).find("a").append(info);
    });
}

function hideToc() {
    var toc = document.getElementById("toctogglecheckbox");
    if (toc) {
        toc.checked = true;
    }
}

function displayToc() {
    var toc = document.getElementById("toc");
    if (toc) {
        toc.setAttribute("style", "display:block");
    }
}

function addLanguageBtn() {
    var caBtnBefore = document.querySelector('#ca-nstab-main');
    if  (caBtnBefore == null) {
        caBtnBefore = document.querySelector('#ca-history');
        if (caBtnBefore == null) {
            return;
        }
    }
    var currentURL = window.location.pathname;
    var urlParts = currentURL.split('/');
    urlParts[1] = 'cn';
    var redirectURL = urlParts.join('/');
    var caLanguage = document.createElement('li');
    caLanguage.id = 'ca-varlang-1';
    caLanguage.innerHTML = '<a href=' + redirectURL + ' lang="en" hreflang="en">中文</a>';
    caBtnBefore.parentNode.appendChild(caLanguage);
}