function Folder(folderDescription, hreference) 
{ 
  this.desc = folderDescription; 
  this.hreference = hreference;
  this.id = -1;
  this.navObj = 0;
  this.iconImg = 0; 
  this.nodeImg = 0;
  this.iconSrc = ICONPATH + "ftv2folderopen.gif";
  this.iconSrcClosed = ICONPATH + "ftv2folderclosed.gif";
  this.children = new Array;
  this.nChildren = 0;
  this.level = 0;
  this.leftSideCoded = "";
  this.isLastNode=false;
  this.parentObj = null;
  this.maySelect=true;
  this.prependHTML = ""
  this.isOpen = false
  this.isLastOpenedFolder = false
  this.isRendered = 0
  this.initialize = initializeFolder 
  this.setState = setStateFolder 
  this.addChild = addChild 
  this.addChildren = addChildren
  this.createIndex = createEntryIndex 
  this.escondeBlock = escondeBlock
  this.esconde = escondeFolder 
  this.folderMstr = folderMstr 
  this.renderOb = drawFolder 
  this.totalHeight = totalHeight 
  this.subEntries = folderSubEntries 
  this.linkHTML = linkFolderHTML
  this.blockStartHTML = blockStartHTML
  this.blockEndHTML = blockEndHTML
  this.nodeImageSrc = nodeImageSrc
  this.iconImageSrc = iconImageSrc
  this.getID = getID
  this.forceOpeningOfAncestorFolders = forceOpeningOfAncestorFolders
} 
 
function initializeFolder(level, lastNode, leftSide) 
{ 
  var i=0       
  nc = this.nChildren 
   
  this.createIndex() 
  this.level = level
  this.leftSideCoded = leftSide

  if (browserVersion == 0 || STARTALLOPEN==1)
    this.isOpen=true;

  if (level>0)
    if (lastNode)
		leftSide = leftSide + "0"
	else
		leftSide = leftSide + "1"

  this.isLastNode = lastNode
 
  if (nc > 0) 
  { 
    level = level + 1 
    for (i=0 ; i < this.nChildren; i++)  
    {
      if (typeof this.children[i].initialize == 'undefined')
      {
        if (typeof this.children[i][0] == 'undefined' || typeof this.children[i] == 'string')
        {
          this.children[i] = ["item incorrectly defined", ""];
        }

        this.children[i].initialize=initializeItem;
        this.children[i].createIndex=createEntryIndex;
        if (typeof this.children[i].maySelect == 'undefined')
          this.children[i].maySelect=true
        this.children[i].forceOpeningOfAncestorFolders = forceOpeningOfAncestorFolders
      }
      if (i == this.nChildren-1) 
        this.children[i].initialize(level, 1, leftSide)
      else 
        this.children[i].initialize(level, 0, leftSide)
    } 
  } 
} 
 
function drawFolder(insertAtObj) 
{ 
  var nodeName = ""
  var auxEv = ""
  var docW = ""
  var i=0

  finalizeCreationOfChildDocs(this)

  var leftSide = leftSideHTML(this.leftSideCoded)

  if (browserVersion > 0) 
    auxEv = "<a href='javascript:clickOnNode(\""+this.getID()+"\")'>" 
  else 
    auxEv = "<a>" 

  nodeName = this.nodeImageSrc()
 
  if (this.level>0) 
    if (this.isLastNode) 
	    leftSide = leftSide + "<td valign=top>" + auxEv + "<img name='nodeIcon" + this.id + "' id='nodeIcon" + this.id + "' src='" + nodeName + "' width=16 height=22 border=0></a></td>"
    else 
      leftSide = leftSide + "<td valign=top background=" + ICONPATH + "ftv2vertline.gif>" + auxEv + "<img name='nodeIcon" + this.id + "' id='nodeIcon" + this.id + "' src='" + nodeName + "' width=16 height=22 border=0></a></td>"

  this.isRendered = 1

  if (browserVersion == 2) { 
    if (!doc.yPos) 
      doc.yPos=20 
  } 

  docW = this.blockStartHTML("folder");
  docW = docW + "<tr>" + leftSide + "<td valign=top>";
  	if (USEICONS)
  	{
    		docW = docW + this.linkHTML(false) 
    		docW = docW + "<img id='folderIcon" + this.id + "' name='folderIcon" + this.id + "' src='" + this.iconImageSrc() + "' border=0></a>"
  	}
  	else
  	{
		if (this.prependHTML == "")
        		docW = docW + "<img src=" + ICONPATH + "ftv2blank.gif height=2 width=2>"
  	}
  	if (WRAPTEXT)
	  	docW = docW + "</td>"+this.prependHTML+"<td valign=middle  class=CATALOG_TD width=100%>"
  	else
	  	docW = docW + "</td>"+this.prependHTML+"<td valign=middle nowrap  class=CATALOG_TD width=100%>"
  	if (USETEXTLINKS) 
  	{ 
    		docW = docW + this.linkHTML(true) 
    		docW = docW + this.desc + "</a>"
  	} 
  	else 
    		docW = docW + this.desc
  docW = docW + "</td>"
  docW = docW + "</tr>";
  docW = docW + this.blockEndHTML()

  if (insertAtObj == null)
  {
	  if (supportsDeferral) {
		  doc.write("<div id=domRoot></div>") 
		  insertAtObj = getElById("domRoot")
		  insertAtObj.insertAdjacentHTML("beforeEnd", docW)
	  }
	  else
		  doc.write(docW)
  }
  else
  {
      insertAtObj.insertAdjacentHTML("afterEnd", docW)
  }
 
  if (browserVersion == 2) 
  { 
    this.navObj = doc.layers["folder"+this.id] 
    if (USEICONS)
      this.iconImg = this.navObj.document.images["folderIcon"+this.id] 
    this.nodeImg = this.navObj.document.images["nodeIcon"+this.id] 
    doc.yPos=doc.yPos+this.navObj.clip.height 
  } 
  else if (browserVersion != 0)
  { 
    this.navObj = getElById("folder"+this.id)
    if (USEICONS)
      this.iconImg = getElById("folderIcon"+this.id) 
    this.nodeImg = getElById("nodeIcon"+this.id)
  } 
} 
 
function setStateFolder(isOpen) 
{ 
  var subEntries 
  var totalHeight 
  var fIt = 0 
  var i=0 
  var currentOpen
 
  if (isOpen == this.isOpen) 
    return 
 
  if (browserVersion == 2)  
  { 
    totalHeight = 0 
    for (i=0; i < this.nChildren; i++) 
      totalHeight = totalHeight + this.children[i].navObj.clip.height 
      subEntries = this.subEntries() 
    if (this.isOpen) 
      totalHeight = 0 - totalHeight 
    for (fIt = this.id + subEntries + 1; fIt < nEntries; fIt++) 
      indexOfEntries[fIt].navObj.moveBy(0, totalHeight) 
  }  
  this.isOpen = isOpen;

  if (this.getID()!=foldersTree.getID() && PRESERVESTATE && !this.isOpen)
  {
     currentOpen = GetCookie("clickedFolder")
     if (currentOpen != null) {
         currentOpen = currentOpen.replace(this.getID()+cookieCutter, "")
         SetCookie("clickedFolder", currentOpen)
     }
  }
	
  if (!this.isOpen && this.isLastOpenedfolder)
  {
		lastOpenedFolder = null;
		this.isLastOpenedfolder = false;
  }
  propagateChangesInState(this) 
} 
 
function propagateChangesInState(folder) 
{   
  var i=0 

  if (folder.nChildren > 0 && folder.level>0)
    folder.nodeImg.src = folder.nodeImageSrc()

  if (USEICONS)
    folder.iconImg.src = folder.iconImageSrc()

  for (i=folder.nChildren-1; i>=0; i--) {
    if (folder.isOpen) 
      folder.children[i].folderMstr(folder.navObj)
    else 
  	  folder.children[i].esconde() 
  }
} 
 
function escondeFolder() 
{ 
  this.escondeBlock()
   
  this.setState(0) 
} 
 
function linkFolderHTML(isTextLink) 
{ 
  var docW = "";

  if (this.hreference) 
  { 
	if (USEFRAMES)
	  //docW = docW + "<a href='" + this.hreference + "' TARGET=\"basefrm\" "
          docW = docW + "<a href='" + this.hreference + "' TARGET=\"_self\" "
	else
	  docW = docW + "<a href='" + this.hreference + "' TARGET=_top "
        
    if (isTextLink) {
        docW += "id=\"itemTextLink"+this.id+"\" ";
    }

    if (browserVersion > 0) 
      docW = docW + "onClick='javascript:clickOnFolder(\""+this.getID()+"\")'"

    docW = docW + ">"
  } 
  else 
    docW = docW + "<a>" 

  return docW;
} 
 
function addChild(childNode) 
{ 
  this.children[this.nChildren] = childNode 
  childNode.parentObj = this
  this.nChildren++
  return childNode 
} 

function addChildren(listOfChildren) 
{ 
  this.children = listOfChildren 
  this.nChildren = listOfChildren.length
  for (i=0; i<this.nChildren; i++)
  {
    this.children[i].parentObj = this
  }
    
} 

function folderSubEntries() 
{ 
  var i = 0 
  var se = this.nChildren 
 
  for (i=0; i < this.nChildren; i++){ 
    if (this.children[i].children)
      se = se + this.children[i].subEntries() 
  } 
 
  return se 
} 

function nodeImageSrc() {
  var srcStr = "";

  if (this.isLastNode)
  { 
    if (this.nChildren == 0)
      srcStr = ICONPATH + "ftv2lastnode.gif"
    else
      if (this.isOpen)
        srcStr = ICONPATH + "ftv2mlastnode.gif"  
      else
        srcStr = ICONPATH + "ftv2plastnode.gif"  
  } 
  else 
  { 
    if (this.nChildren == 0)
      srcStr = ICONPATH + "ftv2node.gif"
    else
      if (this.isOpen)
        srcStr = ICONPATH + "ftv2mnode.gif"
      else
        srcStr = ICONPATH + "ftv2pnode.gif"
  }   
  return srcStr;
}

function iconImageSrc() {
  if (this.isOpen)
    return(this.iconSrc)
  else
    return(this.iconSrcClosed)
} 
 
function Item(itemDescription) 
{ 
  this.desc = itemDescription 
  this.level = 0
  this.isLastNode = false
  this.leftSideCoded = ""
  this.parentObj = null
  this.maySelect=true
  this.initialize = initializeItem;
  this.createIndex = createEntryIndex;
  this.forceOpeningOfAncestorFolders = forceOpeningOfAncestorFolders;
  finalizeCreationOfItem(this)
} 

function finalizeCreationOfItem(itemArray)
{
  itemArray.navObj = 0 
  itemArray.iconImg = 0  
  itemArray.iconSrc = ICONPATH + "ftv2doc.gif" 
  itemArray.isRendered = 0
  itemArray.nChildren = 0
  itemArray.prependHTML = ""
  itemArray.escondeBlock = escondeBlock
  itemArray.esconde = escondeBlock
  itemArray.folderMstr = folderMstr 
  itemArray.renderOb = drawItem 
  itemArray.totalHeight = totalHeight 
  itemArray.blockStartHTML = blockStartHTML
  itemArray.blockEndHTML = blockEndHTML
  itemArray.getID = getID
}

function initializeItem(level, lastNode, leftSide) 
{  
  this.createIndex() 
  this.level = level
  this.leftSideCoded = leftSide
  this.isLastNode = lastNode
} 
 
function drawItem(insertAtObj) 
{ 
  var leftSide = leftSideHTML(this.leftSideCoded)
  var docW = ""

  var fullLink = "href=\""+this.link+"\" target=\""+this.target+"\" onClick=\"clickOnLink('"+this.getID()+"\', '"+this.link+"','"+this.target+"');return false;\"";
  this.isRendered = 1

  if (this.level>0) 
    if (this.isLastNode) 
    { 
      leftSide = leftSide + "<td valign=top><img src='" + ICONPATH + "ftv2lastnode.gif' width=16 height=22></td>"
    } 
    else 
    { 
      leftSide = leftSide + "<td valign=top background=" + ICONPATH + "ftv2vertline.gif><img src='" + ICONPATH + "ftv2node.gif' width=16 height=22></td>"
    } 

  docW = docW + this.blockStartHTML("item")

  docW = docW + "<tr>" + leftSide + "<td valign=top>"
  if (USEICONS)
      docW = docW + "<a " + fullLink  + " id=\"itemIconLink"+this.id+"\">" + "<img id='itemIcon"+this.id+"' " + "src='"+this.iconSrc+"' border=0>" + "</a>"
  else
	  if (this.prependHTML == "")
        docW = docW + "<img src=" + ICONPATH + "ftv2blank.gif height=2 width=3>"

  if (WRAPTEXT)
    docW = docW + "</td>"+this.prependHTML+"<td valign=middle width=100%>"
  else
    docW = docW + "</td>"+this.prependHTML+"<td valign=middle nowrap width=100%>"

  if (USETEXTLINKS) 
    docW = docW + "<a " + fullLink + " id=\"itemTextLink"+this.id+"\">" + this.desc + "</a>"
  else 
    docW = docW + this.desc

  docW = docW + "</td>"

  docW = docW + this.blockEndHTML()
 
  if (insertAtObj == null)
  {
	  doc.write(docW)
  }
  else
  {
      insertAtObj.insertAdjacentHTML("afterEnd", docW)
  }

  if (browserVersion == 2) { 
    this.navObj = doc.layers["item"+this.id] 
    if (USEICONS)
      this.iconImg = this.navObj.document.images["itemIcon"+this.id] 
    doc.yPos=doc.yPos+this.navObj.clip.height 
  } else if (browserVersion != 0) { 
    this.navObj = getElById("item"+this.id)
    if (USEICONS)
      this.iconImg = getElById("itemIcon"+this.id)
  } 
} 
 
 
 
function forceOpeningOfAncestorFolders() {
  if (this.parentObj == null || this.parentObj.isOpen)
    return
  else {
    this.parentObj.forceOpeningOfAncestorFolders()
    clickOnNodeObj(this.parentObj)
  }
}

function escondeBlock() 
{ 
  if (browserVersion == 1 || browserVersion == 3) { 
    if (this.navObj.style.display == "none") 
      return 
    this.navObj.style.display = "none" 
  } else { 
    if (this.navObj.visibility == "hidden") 
      return 
    this.navObj.visibility = "hidden" 
  }     
} 
 
function folderMstr(domObj) 
{ 
  if (!this.isRendered )
     this.renderOb(domObj)
  else
    if (browserVersion == 1 || browserVersion == 3) 
      this.navObj.style.display = "block" 
    else 
      this.navObj.visibility = "show" 
} 

function blockStartHTML(idprefix) {
  var idParam = "id='" + idprefix + this.id + "'"
  var docW = ""

  if (browserVersion == 2) 
    docW = "<layer "+ idParam + " top=" + doc.yPos + " visibility=show>"
  else if (browserVersion != 0)
    docW = "<div " + idParam + " style='display:block;'>"
     
  docW = docW + "<table border=0 cellspacing=0 cellpadding=0 width=100% >"

  return docW
}

function blockEndHTML() {
  var docW = ""

  docW = "</table>"
   
  if (browserVersion == 2) 
    docW = docW + "</layer>"
  else if (browserVersion != 0)
    docW = docW + "</div>"

  return docW
}
 
function createEntryIndex() 
{ 
  this.id = nEntries 
  indexOfEntries[nEntries] = this 
  nEntries++ 
} 
 
function totalHeight() 
{ 
  var h = this.navObj.clip.height 
  var i = 0 
   
  if (this.isOpen) 
    for (i=0 ; i < this.nChildren; i++)  
      h = h + this.children[i].totalHeight() 
 
  return h 
} 


function leftSideHTML(leftSideCoded) {
	var i;
	var retStr = "";

	for (i=0; i<leftSideCoded.length; i++)
	{
		if (leftSideCoded.charAt(i) == "1")
		{
			retStr = retStr + "<td valign=top background=" + ICONPATH + "ftv2vertline.gif><img src='" + ICONPATH + "ftv2vertline.gif' width=16 height=22></td>"
		}
		if (leftSideCoded.charAt(i) == "0")
		{
			retStr = retStr + "<td valign=top><img src='" + ICONPATH + "ftv2blank.gif' width=16 height=22></td>"
		}
	}
	return retStr
}

function getID()
{
  if (typeof this.xID != "undefined") 
    return this.xID
  else
    return this.id
}

 
 
function clickOnFolder(folderId) 
{ 
  var clicked = findObj(folderId)

  if (typeof clicked=='undefined' || clicked==null)
  {
    alert("Treeview was not able to find the node object corresponding to ID=" + folderId + ". If the configuration file sets a.xID values, it must set them for ALL nodes, including the foldersTree root.")
    return;
  }

  if (!clicked.isOpen) {
    clickOnNodeObj(clicked) 
  }

  if (lastOpenedFolder != null && lastOpenedFolder != folderId)
    clickOnNode(lastOpenedFolder); 

  if (clicked.nChildren==0) {
    lastOpenedFolder = folderId;
    clicked.isLastOpenedfolder = true
  }

  if (isLinked(clicked.hreference)) {
      highlightObjLink(clicked);
  }
} 
 
function clickOnNode(folderId) 
{ 
  fOb = findObj(folderId);
  if (typeof fOb=='undefined' || fOb==null)
  {
    alert("Treeview was not able to find the node object corresponding to ID=" + folderId + ". If the configuration file sets a.xID, it must set foldersTree.xID as well.")
    return;
  }

  clickOnNodeObj(fOb);
}

function clickOnNodeObj(folderObj) 
{ 
  var state = 0 
  var currentOpen
 
  state = folderObj.isOpen 
  folderObj.setState(!state) 

  if (folderObj.id!=foldersTree.id && PRESERVESTATE)
  {
    currentOpen = GetCookie("clickedFolder")
    if (currentOpen == null)
      currentOpen = ""

    if (!folderObj.isOpen) 
    {
      currentOpen = currentOpen.replace(folderObj.getID()+cookieCutter, "")
      SetCookie("clickedFolder", currentOpen)
    }
    else
      SetCookie("clickedFolder", currentOpen+folderObj.getID()+cookieCutter)
  }
}

function clickOnLink(clickedId, target, windowName) {
    highlightObjLink(findObj(clickedId));
    if (isLinked(target)) {
        window.open(target,windowName);
    }
}

function finalizeCreationOfChildDocs(folderObj) {
  for(i=0; i < folderObj.nChildren; i++)  {
    child = folderObj.children[i]
    if (typeof child[0] != 'undefined')
    {
      child.desc = child[0] 
      setItemLink(child, GLOBALTARGET, child[1])   
      finalizeCreationOfItem(child)
    }
  }
}

function findObj(id)
{
  var i=0;
  var nodeObj;

  if (typeof foldersTree.xID != "undefined") {
    nodeObj = indexOfEntries[i];
    for(i=0;i<nEntries&&indexOfEntries[i].xID!=id;i++) 
      ;
    id = i
  }
  if (id >= nEntries)
    return null; 
  else
    return indexOfEntries[id];
}

function isLinked(hrefText) {
    var result = true;
    result = (result && hrefText !=null);
    result = (result && hrefText != '');
    result = (result && hrefText.indexOf('undefined') < 0);
    result = (result && hrefText.indexOf('parent.op') < 0);
    return result;
}


function highlightObjLink(nodeObj) {
  if (!HIGHLIGHT || nodeObj==null || nodeObj.maySelect==false) {
    return;
  }

  if (browserVersion == 1 || browserVersion == 3) {
    var clickedDOMObj = getElById('itemTextLink'+nodeObj.id);
    if (clickedDOMObj != null) {
        if (lastClicked != null) {
            var prevClickedDOMObj = getElById('itemTextLink'+lastClicked.id);
            prevClickedDOMObj.style.color=lastClickedColor;
            prevClickedDOMObj.style.backgroundColor=lastClickedBgColor;
        }
        
        lastClickedColor    = clickedDOMObj.style.color;
        lastClickedBgColor  = clickedDOMObj.style.backgroundColor;
        clickedDOMObj.style.color=HIGHLIGHT_COLOR;
        clickedDOMObj.style.backgroundColor=HIGHLIGHT_BG;
    }
  }
  lastClicked = nodeObj;
  if (PRESERVESTATE)
    SetCookie('highlightedTreeviewLink', nodeObj.getID());
}

function insFld(parentFolder, childFolder) 
{ 
  return parentFolder.addChild(childFolder) 
} 
 
function insDoc(parentFolder, document) 
{ 
  return parentFolder.addChild(document) 
} 

function gFld(description, hreference) 
{ 
  folder = new Folder(description, hreference);
  return folder;
} 
 
function gLnk(optionFlags, description, linkData) 
{ 
  if (optionFlags>=0) { 
    alert("Change your Treeview configuration file to use the new style of target argument in gLnk");
    return;
  }

  newItem = new Item(description);
  setItemLink(newItem, optionFlags, linkData);
  return newItem;
} 

function setItemLink(item, optionFlags, linkData) {
  var targetFlag = "";
  var target = "";
  var protocolFlag = "";
  var protocol = "";

  targetFlag = optionFlags.charAt(0)
  if (targetFlag=="B")
    target = "_blank"
  if (targetFlag=="P")
    target = "_parent"
  if (targetFlag=="R")
//    target = "basefrm"
    target = "_self"
  if (targetFlag=="S")
    target = "_self"
  if (targetFlag=="T")
    target = "_top"

  if (optionFlags.length > 1) {
    protocolFlag = optionFlags.charAt(1)
    if (protocolFlag=="h")
      protocol = "http://"
    if (protocolFlag=="s")
      protocol = "https://"
    if (protocolFlag=="f")
      protocol = "ftp://"
    if (protocolFlag=="m")
      protocol = "mailto:"
  }

  item.link = protocol+linkData;    
  item.target = target
}

function oldGLnk(target, description, linkData)
{
}
 
function preLoadIcons() {
       arImageSrc = new Array (
           "ftv2vertline.gif",
           "ftv2mlastnode.gif",
           "ftv2mnode.gif",
           "ftv2plastnode.gif",
           "ftv2pnode.gif",
           "ftv2blank.gif",
           "ftv2lastnode.gif",
           "ftv2node.gif",
           "ftv2folderclosed.gif",
           "ftv2folderopen.gif",
           "ftv2doc.gif"
           )
       arImageList = new Array ();
       for (counter in arImageSrc) {
           arImageList[counter] = new Image();
           arImageList[counter].src = ICONPATH + arImageSrc[counter];
       }
   }

function setInitialLayout() {
  if (browserVersion > 0 && !STARTALLOPEN)
    clickOnNodeObj(foldersTree);
  
  if (!STARTALLOPEN && (browserVersion > 0) && PRESERVESTATE)
		PersistentFolderOpening();
}

function renderAllTree(nodeObj, parent) {
  var i=0;
  nodeObj.renderOb(parent);
  if (supportsDeferral)
    for (i=nodeObj.nChildren-1; i>=0; i--) 
      renderAllTree(nodeObj.children[i], nodeObj.navObj)
  else
    for (i=0 ; i < nodeObj.nChildren; i++) 
      renderAllTree(nodeObj.children[i], null)
}

function hideWholeTree(nodeObj, hideThisOne, nodeObjMove) {
  var i=0;
  var heightContained=0;
  var childrenMove=nodeObjMove;

  if (hideThisOne)
    nodeObj.escondeBlock()

  if (browserVersion == 2)
    nodeObj.navObj.moveBy(0, 0-nodeObjMove)

  for (i=0 ; i < nodeObj.nChildren; i++) {
    heightContainedInChild = hideWholeTree(nodeObj.children[i], true, childrenMove)
    if (browserVersion == 2) {
      heightContained = heightContained + heightContainedInChild + nodeObj.children[i].navObj.clip.height
      childrenMove = childrenMove + heightContainedInChild
	}
  }

  return heightContained;
}

 
if(typeof HTMLElement!="undefined" && !HTMLElement.prototype.insertAdjacentElement){
	HTMLElement.prototype.insertAdjacentElement = function (where,parsedNode)
	{
		switch (where){
		case 'beforeBegin':
			this.parentNode.insertBefore(parsedNode,this)
			break;
		case 'afterBegin':
			this.insertBefore(parsedNode,this.firstChild);
			break;
		case 'beforeEnd':
			this.appendChild(parsedNode);
			break;
		case 'afterEnd':
			if (this.nextSibling) 
				this.parentNode.insertBefore(parsedNode,this.nextSibling);
			else this.parentNode.appendChild(parsedNode);
			break;
		}
	}

	HTMLElement.prototype.insertAdjacentHTML = function(where,htmlStr)
	{
		var r = this.ownerDocument.createRange();
		r.setStartBefore(this);
		var parsedHTML = r.createContextualFragment(htmlStr);
		this.insertAdjacentElement(where,parsedHTML)
	}
}

function getElById(idVal) {
  if (document.getElementById != null)
    return document.getElementById(idVal)
  if (document.all != null)
    return document.all[idVal]
  
  alert("Problem getting element by id")
  return null
}

function PersistentFolderOpening()
{
  var stateInCookie;
  var fldStr=""
  var fldArr
  var fldPos=0
  var id
  var nodeObj
  stateInCookie = GetCookie("clickedFolder");
  SetCookie('clickedFolder', "") 

  if(stateInCookie!=null)
  {
    fldArr = stateInCookie.split(cookieCutter)
    for (fldPos=0; fldPos<fldArr.length; fldPos++)
    {
      fldStr=fldArr[fldPos]
      if (fldStr != "") {
        nodeObj = findObj(fldStr)
        if (nodeObj!=null) 
          if (nodeObj.setState) {
            nodeObj.forceOpeningOfAncestorFolders()
            clickOnNodeObj(nodeObj);
          }
          else
            alert("Internal id is not pointing to a folder anymore.\nConsider giving an ID to the tree and external IDs to the individual nodes.")
      }
    }
  }
}

function storeAllNodesInClickCookie(treeNodeObj)
{
  var currentOpen
  var i = 0

  if (typeof treeNodeObj.setState != "undefined") 
  {
    currentOpen = GetCookie("clickedFolder")
    if (currentOpen == null)
      currentOpen = ""

    if (treeNodeObj.getID() != foldersTree.getID())
      SetCookie("clickedFolder", currentOpen+treeNodeObj.getID()+cookieCutter)

    for (i=0; i < treeNodeObj.nChildren; i++) 
        storeAllNodesInClickCookie(treeNodeObj.children[i])
  }
}

function CookieBranding(name) {
  if (typeof foldersTree.treeID != "undefined")
    return name+foldersTree.treeID 
  else
    return name
}
 
function GetCookie(name)
{  
  name = CookieBranding(name)

	var arg = name + "=";  
	var alen = arg.length;  
	var clen = document.cookie.length;  
	var i = 0;  

	while (i < clen) {    
		var j = i + alen;    
		if (document.cookie.substring(i, j) == arg)      
			return getCookieVal (j);    
		i = document.cookie.indexOf(" ", i) + 1;    
		if (i == 0) break;   
	}  
	return null;
}

function getCookieVal(offset) {  
	var endstr = document.cookie.indexOf (";", offset);  
	if (endstr == -1)    
	endstr = document.cookie.length;  
	return unescape(document.cookie.substring(offset, endstr));
}

function SetCookie(name, value) 
{  
	var argv = SetCookie.arguments;  
	var argc = SetCookie.arguments.length;  
	var expires = (argc > 2) ? argv[2] : null;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	var path = "/"; 

  name = CookieBranding(name)

	document.cookie = name + "=" + escape (value) + 
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
	((path == null) ? "" : ("; path=" + path)) +  
	((domain == null) ? "" : ("; domain=" + domain)) +    
	((secure == true) ? "; secure" : "");
}

function ExpireCookie (name) 
{  
	var exp = new Date();  
	exp.setTime (exp.getTime() - 1);  
	var cval = GetCookie (name);  
  name = CookieBranding(name)
	document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}


var USETEXTLINKS = 0;
var STARTALLOPEN = 0;
var USEFRAMES = 1;
var USEICONS = 1;
var WRAPTEXT = 0;
var PERSERVESTATE = 0; 
var PRESERVESTATE = 0;
var ICONPATH = 'modules/catalog/web/images/menuimg/';
var HIGHLIGHT = 0;
var HIGHLIGHT_COLOR = 'white';
var HIGHLIGHT_BG    = 'blue';
var BUILDALL = 0;
var GLOBALTARGET = "R"; 


var lastClicked = null;
var lastClickedColor;
var lastClickedBgColor;
var indexOfEntries = new Array 
var nEntries = 0 
var browserVersion = 0 
var selectedFolder=0
var lastOpenedFolder=null
var doc = document
var supportsDeferral = false
var cookieCutter = '^' 

doc.yPos = 0

function initializeDocument() 
{ 
  preLoadIcons();
  switch(navigator.family)
  {
    case 'ie4':
      browserVersion = 1 
      break;
    case 'opera':
      browserVersion = (navigator.version > 6 ? 1 : 0); 
      break;
    case 'nn4':
      browserVersion = 2 
      break;
    case 'gecko':
      browserVersion = 3 
      break;
    case 'safari':
      browserVersion = 1 
      break;
	default:
      browserVersion = 0 
      break;
  }

  if (PERSERVESTATE)
    PRESERVESTATE = 1;

  supportsDeferral = ((navigator.family=='ie4' && navigator.version >= 5 && navigator.OS != "mac") || browserVersion == 3);
  supportsDeferral = supportsDeferral & (!BUILDALL)
  if (!USEFRAMES && browserVersion == 2)
  	browserVersion = 0;

  if (PRESERVESTATE && GetCookie("clickedFolder") != null)
    STARTALLOPEN = 0

  foldersTree.initialize(0, true, "")
//  if (supportsDeferral && !STARTALLOPEN) {
//      foldersTree.renderOb(null) 
//  }

//  else {
//    renderAllTree(foldersTree, null);
	
    var i=0;
    for (i=0 ; i < foldersTree.nChildren; i++)
      renderAllTree(foldersTree.children[i], null)

    if (PRESERVESTATE && STARTALLOPEN)
      storeAllNodesInClickCookie(foldersTree)

    if (browserVersion == 2) 
      doc.write("<layer top=" + indexOfEntries[nEntries-1].navObj.top + ">&nbsp;</layer>") 

    if (browserVersion != 0 && !STARTALLOPEN)
      hideWholeTree(foldersTree, false, 0)
//  }

  setInitialLayout()

  if (PRESERVESTATE && GetCookie('highlightedTreeviewLink')!=null  && GetCookie('highlightedTreeviewLink')!="") {
    var nodeObj = findObj(GetCookie('highlightedTreeviewLink'))
    if (nodeObj!=null){
      nodeObj.forceOpeningOfAncestorFolders()
      highlightObjLink(nodeObj);
    }
    else
      SetCookie('highlightedTreeviewLink', '')
  }
}