MediaWiki:Common.js

var wnavcontrol = false;

function showNav() {
  $(".noprint").show();
  $('#wnavcontrol').remove();
  var dshow = "<span id='wnavcontrol' onclick='hideNav()' style='float: right; font-weight: bold; color: blue'>-Wiki</span>";
  $('#firstHeading').before(dshow).fadeIn();
}

function hideNav() {
  $(".noprint").hide();
  $('#content').css('margin-left', '0em').css('padding', '0.2em').css('background-image', 'none');
  if (wnavcontrol) {
      $('#wnavcontrol').remove();
  }
  var dshow = "<span id='wnavcontrol' onclick='showNav()' style='float: right; font-weight: bold; color: blue'>+Wiki</span>";
  $('#firstHeading').before(dshow).fadeIn();
  wnavcontrol = true;
}

onload=function(){
  $('#firstHeading').wrap('<div style="width: 100%" />');

  hideNav();

  if (document.getElementsByClassName == undefined) {
    document.getElementsByClassName = function(className) {
      var hasClassName = new RegExp("(?:^|\\s)" + className + "(?:$|\\s)");
        var allElements = document.getElementsByTagName("*");
        var results = [];

        var element;
        for (var i = 0; (element = allElements[i]) != null; i++) {
          var elementClass = element.className;
          if (elementClass && elementClass.indexOf(className) != -1 && hasClassName.test(elementClass))
            results.push(element);
          }
        return results;
      }
    }
    makeExt('external');
    function makeExt(lclass) {
      links = document.getElementsByClassName(lclass);
      // add onClick handler to links
      for (var i = 0; (element = links[i]) != null; i++) {
        element.href = "/frame/?l="+escape(element.href);
      }
    }
}