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 != "divHead") &&
          (id != "divCont") &&
          (id != "divTesti") &&
          (id != "divSidebar") &&
          (id != "divMenu") &&
          (id != "divMenuSup") &&
          (id != "divMenuInf") &&
          (id != "credits") &&
          (id != "copertine") &&
          (id != "footer") &&
          (id != exempt))
      {
        div.style.display = "none";
      }
    }
  }

function fixLinks()
  {
    if (!document.getElementsByTagName) {
      return null;
    }
    var anchors =
      document.getElementsByTagName("a");
    for(var i=0; i < anchors.length; i++)
    {
      var a = anchors[i];
      var href = a.href;
      if ((href.indexOf("#") != -1) &&
          (href.indexOf("divHead") == -1))
      {
        var index = href.indexOf("#") + 1;
        href = "javascript:show('" +
          href.substring(index) + "');";
        a.setAttribute("href",href);
      }
    }
  }

function show(what)
  {
    if (!document.getElementById) {
      return null;
    }
    showWhat =
      document.getElementById(what);
    showWhat.style.display = "block";
    hideDivs(what);
  }
  
  window.onload = function()
  {
    hideDivs("intro");
fixLinks();
  }