text: var NAVTREE =
  [
    [ "vtc", "index.html", [
      [ "Data Structures", null, [
        [ "Data Structures", "annotated.html", null ],
        [ "Data Fields", "functions.html", [
          [ "All", "functions.html", null ],
          [ "Variables", "functions_vars.html", null ]
        ] ]
      ] ],
      [ "APIs", "globals.html", [
        [ "All", "globals.html", "globals_dup" ],
        [ "Functions", "globals_func.html", null ],
        [ "Variables", "globals_vars.html", null ],
        [ "Typedefs", "globals_type.html", null ],
        [ "Macros", "globals_defs.html", null ]
      ] ],
      [ "File List", "files.html", "files" ],
      [ "Examples", "example.html", [
        [ "vtc_selftest_example.c", "example.html#ex1", null ]
      ] ]
    ] ]
  ];
  
  var NAVTREEINDEX =
  [
  "annotated.html",
  "xvtc__hw_8h.html#gaac9fb8e2e06585e3e55712f66b182962"
  ];
  
  var SYNCONMSG = 'click to disable panel synchronisation';
  var SYNCOFFMSG = 'click to enable panel synchronisation';
  var navTreeSubIndices = new Array();
  
  function getData(varName)
  {
    var i = varName.lastIndexOf('/');
    var n = i>=0 ? varName.substring(i+1) : varName;
    return eval(n.replace(/\-/g,'_'));
  }
  
  function stripPath(uri)
  {
    return uri.substring(uri.lastIndexOf('/')+1);
  }
  
  function stripPath2(uri)
  {
    var i = uri.lastIndexOf('/');
    var s = uri.substring(i+1);
    var m = uri.substring(0,i+1).match(/\/d\w\/d\w\w\/$/);
    return m ? uri.substring(i-6) : s;
  }
  
  function localStorageSupported()
  {
    try {
      return 'localStorage' in window && window['localStorage'] !== null && window.localStorage.getItem;
    }
    catch(e) {
      return false;
    }
  }
  
  
  function storeLink(link)
  {
    if (!$("#nav-sync").hasClass('sync') && localStorageSupported()) {
        window.localStorage.setItem('navpath',link);
    }
  }
  
  function deleteLink()
  {
    if (localStorageSupported()) {
      window.localStorage.setItem('navpath','');
    } 
  }
  
  function cachedLink()
  {
    if (localStorageSupported()) {
      return window.localStorage.getItem('navpath');
    } else {
      return '';
    }
  }
  
  function getScript(scriptName,func,show)
  {
    var head = document.getElementsByTagName("head")[0]; 
    var script = document.createElement('script');
    script.id = scriptName;
    script.type = 'text/javascript';
    script.onload = func; 
    script.src = scriptName+'.js'; 
    if ($.browser.msie && $.browser.version<=8) { 
      // script.onload does not work with older versions of IE
      script.onreadystatechange = function() {
        if (script.readyState=='complete' || script.readyState=='loaded') { 
          func(); if (show) showRoot(); 
        }
      }
    }
    head.appendChild(script); 
  }
  
  function createIndent(o,domNode,node,level)
  {
    var level=-1;
    var n = node;
    while (n.parentNode) { level++; n=n.parentNode; }
    var imgNode = document.createElement("img");
    imgNode.style.paddingLeft=(16*level).toString()+'px';
    imgNode.width  = 16;
    imgNode.height = 22;
    imgNode.border = 0;
    if (node.childrenData) {
      node.plus_img = imgNode;
      node.expandToggle = document.createElement("a");
      node.expandToggle.href = "javascript:void(0)";
      node.expandToggle.onclick = function() {
        if (node.expanded) {
          $(node.getChildrenUL()).slideUp("fast");
          node.plus_img.src = node.relpath+"ftv2pnode.png";
          node.expanded = false;
        } else {
          expandNode(o, node, false, false);
        }
      }
      node.expandToggle.appendChild(imgNode);
      domNode.appendChild(node.expandToggle);
      imgNode.src = node.relpath+"ftv2pnode.png";
    } else {
      imgNode.src = node.relpath+"ftv2node.png";
      domNode.appendChild(imgNode);
    } 
  }
  
  var animationInProgress = false;
  
  function gotoAnchor(anchor,aname,updateLocation)
  {
    var pos, docContent = $('#doc-content');
    if (anchor.parent().attr('class')=='memItemLeft' ||
        anchor.parent().attr('class')=='fieldtype' ||
        anchor.parent().is(':header')) 
    {
      pos = anchor.parent().position().top;
    } else if (anchor.position()) {
      pos = anchor.position().top;
    }
    if (pos) {
      var dist = Math.abs(Math.min(
                 pos-docContent.offset().top,
                 docContent[0].scrollHeight-
                 docContent.height()-docContent.scrollTop()));
      animationInProgress=true;
      docContent.animate({
        scrollTop: pos + docContent.scrollTop() - docContent.offset().top
      },Math.max(50,Math.min(500,dist)),function(){
        if (updateLocation) window.location.href=aname;
        animationInProgress=false;
      });
    }
  }
  
  function newNode(o, po, text, link, childrenData, lastNode)
  {
    var node = new Object();
    node.children = Array();
    node.childrenData = childrenData;
    node.depth = po.depth + 1;
    node.relpath = po.relpath;
    node.isLast = lastNode;
  
    node.li = document.createElement("li");
    po.getChildrenUL().appendChild(node.li);
    node.parentNode = po;
  
    node.itemDiv = document.createElement("div");
    node.itemDiv.className = "item";
  
    node.labelSpan = document.createElement("span");
    node.labelSpan.className = "label";
  
    createIndent(o,node.itemDiv,node,0);
    node.itemDiv.appendChild(node.labelSpan);
    node.li.appendChild(node.itemDiv);
  
    var a = document.createElement("a");
    node.labelSpan.appendChild(a);
    node.label = document.createTextNode(text);
    node.expanded = false;
    a.appendChild(node.label);
    if (link) {
      var url;
      if (link.substring(0,1)=='^') {
        url = link.substring(1);
        link = url;
      } else {
        url = node.relpath+link;
      }
      a.className = stripPath(link.replace('#',':'));
      if (link.indexOf('#')!=-1) {
        var aname = '#'+link.split('#')[1];
        var srcPage = stripPath($(location).attr('pathname'));
        var targetPage = stripPath(link.split('#')[0]);
        a.href = srcPage!=targetPage ? url : "javascript:void(0)"; 
        a.onclick = function(){
          storeLink(link);
          if (!$(a).parent().parent().hasClass('selected'))
          {
            $('.item').removeClass('selected');
            $('.item').removeAttr('id');
            $(a).parent().parent().addClass('selected');
            $(a).parent().parent().attr('id','selected');
          }
          var anchor = $(aname);
          gotoAnchor(anchor,aname,true);
        };
      } else {
        a.href = url;
        a.onclick = function() { storeLink(link); }
      }
    } else {
      if (childrenData != null) 
      {
        a.className = "nolink";
        a.href = "javascript:void(0)";
        a.onclick = node.expandToggle.onclick;
      }
    }
  
    node.childrenUL = null;
    node.getChildrenUL = function() {
      if (!node.childrenUL) {
        node.childrenUL = document.createElement("ul");
        node.childrenUL.className = "children_ul";
        node.childrenUL.style.display = "none";
        node.li.appendChild(node.childrenUL);
      }
      return node.childrenUL;
    };
  
    return node;
  }
  
  function showRoot()
  {
    var headerHeight = $("#top").height();
    var footerHeight = $("#nav-path").height();
    var windowHeight = $(window).height() - headerHeight - footerHeight;
    (function (){ // retry until we can scroll to the selected item
      try {
        var navtree=$('#nav-tree');
        navtree.scrollTo('#selected',0,{offset:-windowHeight/2});
      } catch (err) {
        setTimeout(arguments.callee, 0);
      }
    })();
  }
  
  function expandNode(o, node, imm, showRoot)
  {
    if (node.childrenData && !node.expanded) {
      if (typeof(node.childrenData)==='string') {
        var varName    = node.childrenData;
        getScript(node.relpath+varName,function(){
          node.childrenData = getData(varName);
          expandNode(o, node, imm, showRoot);
        }, showRoot);
      } else {
        if (!node.childrenVisited) {
          getNode(o, node);
        } if (imm || ($.browser.msie && $.browser.version>8)) { 
          // somehow slideDown jumps to the start of tree for IE9 :-(
          $(node.getChildrenUL()).show();
        } else {
          $(node.getChildrenUL()).slideDown("fast");
        }
        if (node.isLast) {
          node.plus_img.src = node.relpath+"ftv2mlastnode.png";
        } else {
          node.plus_img.src = node.relpath+"ftv2mnode.png";
        }
        node.expanded = true;
      }
    }
  }
  
  function glowEffect(n,duration)
  {
    n.addClass('glow').delay(duration).queue(function(next){
      $(this).removeClass('glow');next();
    });
  }
  
  function highlightAnchor()
  {
    var aname = $(location).attr('hash');
    var anchor = $(aname);
    if (anchor.parent().attr('class')=='memItemLeft'){
      var rows = $('.memberdecls tr[class$="'+
                 window.location.hash.substring(1)+'"]');
      glowEffect(rows.children(),300); // member without details
    } else if (anchor.parents().slice(2).prop('tagName')=='TR') {
      glowEffect(anchor.parents('div.memitem'),1000); // enum value
    } else if (anchor.parent().attr('class')=='fieldtype'){
      glowEffect(anchor.parent().parent(),1000); // struct field
    } else if (anchor.parent().is(":header")) {
      glowEffect(anchor.parent(),1000); // section header
    } else {
      glowEffect(anchor.next(),1000); // normal member
    }
    gotoAnchor(anchor,aname,false);
  }
  
  function selectAndHighlight(hash,n)
  {
    var a;
    if (hash) {
      var link=stripPath($(location).attr('pathname'))+':'+hash.substring(1);
      a=$('.item a[class$="'+link+'"]');
    }
    if (a && a.length) {
      a.parent().parent().addClass('selected');
      a.parent().parent().attr('id','selected');
      highlightAnchor();
    } else if (n) {
      $(n.itemDiv).addClass('selected');
      $(n.itemDiv).attr('id','selected');
    }
    if ($('#nav-tree-contents .item:first').hasClass('selected')) {
      $('#nav-sync').css('top','30px');
    } else {
      $('#nav-sync').css('top','5px');
    }
    showRoot();
  }
  
  function showNode(o, node, index, hash)
  {
    if (node && node.childrenData) {
      if (typeof(node.childrenData)==='string') {
        var varName    = node.childrenData;
        getScript(node.relpath+varName,function(){
          node.childrenData = getData(varName);
          showNode(o,node,index,hash);
        },true);
      } else {
        if (!node.childrenVisited) {
          getNode(o, node);
        }
        $(node.getChildrenUL()).show();
        if (node.isLast) {
          node.plus_img.src = node.relpath+"ftv2mlastnode.png";
        } else {
          node.plus_img.src = node.relpath+"ftv2mnode.png";
        }
        node.expanded = true;
        var n = node.children[o.breadcrumbs[index]];
        if (index+1<o.breadcrumbs.length) {
          showNode(o,n,index+1,hash);
        } else {
          if (typeof(n.childrenData)==='string') {
            var varName = n.childrenData;
            getScript(n.relpath+varName,function(){
              n.childrenData = getData(varName);
              node.expanded=false;
              showNode(o,node,index,hash); // retry with child node expanded
            },true);
          } else {
            var rootBase = stripPath(o.toroot.replace(/\..+$/, ''));
            if (rootBase=="index" || rootBase=="pages" || rootBase=="search") {
              expandNode(o, n, true, true);
            }
            selectAndHighlight(hash,n);
          }
        }
      }
    } else {
      selectAndHighlight(hash);
    }
  }
  
  function getNode(o, po)
  {
    po.childrenVisited = true;
    var l = po.childrenData.length-1;
    for (var i in po.childrenData) {
      var nodeData = po.childrenData[i];
      po.children[i] = newNode(o, po, nodeData[0], nodeData[1], nodeData[2],
        i==l);
    }
  }
  
  function gotoNode(o,subIndex,root,hash,relpath)
  {
    var nti = navTreeSubIndices[subIndex][root+hash];
    o.breadcrumbs = $.extend(true, [], nti ? nti : navTreeSubIndices[subIndex][root]);
    if (!o.breadcrumbs && root!=NAVTREE[0][1]) { // fallback: show index
      navTo(o,NAVTREE[0][1],"",relpath);
      $('.item').removeClass('selected');
      $('.item').removeAttr('id');
    }
    if (o.breadcrumbs) {
      o.breadcrumbs.unshift(0); // add 0 for root node
      showNode(o, o.node, 0, hash);
    }
  }
  
  function navTo(o,root,hash,relpath)
  {
    var link = cachedLink();
    if (link) {
      var parts = link.split('#');
      root = parts[0];
      if (parts.length>1) hash = '#'+parts[1];
      else hash='';
    }
    if (hash.match(/^#l\d+$/)) {
      var anchor=$('a[name='+hash.substring(1)+']');
      glowEffect(anchor.parent(),1000); // line number
      hash=''; // strip line number anchors
      //root=root.replace(/_source\./,'.'); // source link to doc link
    }
    var url=root+hash;
    var i=-1;
    while (NAVTREEINDEX[i+1]<=url) i++;
    if (i==-1) { i=0; root=NAVTREE[0][1]; } // fallback: show index
    if (navTreeSubIndices[i]) {
      gotoNode(o,i,root,hash,relpath)
    } else {
      getScript(relpath+'navtreeindex'+i,function(){
        navTreeSubIndices[i] = eval('NAVTREEINDEX'+i);
        if (navTreeSubIndices[i]) {
          gotoNode(o,i,root,hash,relpath);
        }
      },true);
    }
  }
  
  function showSyncOff(n,relpath)
  {
      n.html('<img src="'+relpath+'sync_off.png" title="'+SYNCOFFMSG+'"/>');
  }
  
  function showSyncOn(n,relpath)
  {
      n.html('<img src="'+relpath+'sync_on.png" title="'+SYNCONMSG+'"/>');
  }
  
  function toggleSyncButton(relpath)
  {
    var navSync = $('#nav-sync');
    if (navSync.hasClass('sync')) {
      navSync.removeClass('sync');
      showSyncOff(navSync,relpath);
      storeLink(stripPath2($(location).attr('pathname'))+$(location).attr('hash'));
    } else {
      navSync.addClass('sync');
      showSyncOn(navSync,relpath);
      deleteLink();
    }
  }
  
  function initNavTree(toroot,relpath)
  {
    var o = new Object();
    o.toroot = toroot;
    o.node = new Object();
    o.node.li = document.getElementById("nav-tree-contents");
    o.node.childrenData = NAVTREE;
    o.node.children = new Array();
    o.node.childrenUL = document.createElement("ul");
    o.node.getChildrenUL = function() { return o.node.childrenUL; };
    o.node.li.appendChild(o.node.childrenUL);
    o.node.depth = 0;
    o.node.relpath = relpath;
    o.node.expanded = false;
    o.node.isLast = true;
    o.node.plus_img = document.createElement("img");
    o.node.plus_img.src = relpath+"ftv2pnode.png";
    o.node.plus_img.width = 16;
    o.node.plus_img.height = 22;
  
    if (localStorageSupported()) {
      var navSync = $('#nav-sync');
      if (cachedLink()) {
        showSyncOff(navSync,relpath);
        navSync.removeClass('sync');
      } else {
        showSyncOn(navSync,relpath);
      }
      navSync.click(function(){ toggleSyncButton(relpath); });
    }
  
    navTo(o,toroot,window.location.hash,relpath);
  
    $(window).bind('hashchange', function(){
       if (window.location.hash && window.location.hash.length>1){
         var a;
         if ($(location).attr('hash')){
           var clslink=stripPath($(location).attr('pathname'))+':'+
                                 $(location).attr('hash').substring(1);
           a=$('.item a[class$="'+clslink+'"]');
         }
         if (a==null || !$(a).parent().parent().hasClass('selected')){
           $('.item').removeClass('selected');
           $('.item').removeAttr('id');
         }
         var link=stripPath2($(location).attr('pathname'));
         navTo(o,link,$(location).attr('hash'),relpath);
       } else if (!animationInProgress) {
         $('#doc-content').scrollTop(0);
         $('.item').removeClass('selected');
         $('.item').removeAttr('id');
         navTo(o,toroot,window.location.hash,relpath);
       }
    })
  
    $(window).load(showRoot);
  }
  
  