function fixLinks()
{
  if (!document.getElementsByTagName) return null;
  var server = document.location.hostname;
  var anchors = document.getElementsByTagName("a");
  for(var i=0; i < anchors.length; i++)
  {
    var a = anchors[i];
    var href = a.href;
    var id = a.id;
    var title = a.title;
    if (href.indexOf("#intro") != -1) { // jump ref
      var index = href.indexOf("#") + 1;
      href = "javascript:show('" + href.substring(index) + "');";
      a.setAttribute("href",href);
    }
  }
}

function hideDivs(exempt)
{
  if (!document.getElementsByTagName) return null;
  if (!exempt) exempt = "";
  var divs = document.getElementsByTagName("div");
  for(var i=0; i < divs.length; i++)
  {
    var div = divs[i];
    var id = div.id;
    if ((id.indexOf("intro") != -1) && (id != exempt))
    {
      div.className = "hidden";
      showWhat = document.getElementById("nav" + div.id);
      showWhat.className="";
    }
  }
}

function show(what)
{
  if (!document.getElementById) return null;
  showWhat = document.getElementById(what);
  showWhat.className = "";
  showWhat = document.getElementById("nav" + what);
  showWhat.className="current";
  hideDivs(what);
}

window.onload = function()
{
  breakout_of_frame();
//  fixLinks();
//  hideDivs("intro1");
  checkNavigationStyle();
}