// Definition of class Folder 
// ***************************************************************** 
function Folder(folderDescription, hreference) //constructor 
{ 
  //constant data 
  this.desc = folderDescription; 
  this.hreference = hreference;
  this.id = -1;
  this.navObj = 0;
  this.iconImg = 0; 
  this.nodeImg = 0;
  this.isLastNode = 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.appendHTML = "";
 
  //dynamic data 
  this.isOpen = false
  this.isLastOpenedFolder = false
  this.isRendered = 0
 
  //methods 
  this.initialize = initializeFolder 
  this.setState = setStateFolder 
  this.addChild = addChild 
  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
  this.getLeftSideHTML = getDrawFolderLeftSideHTML;
  this.getDrawHTML = getDrawFolderHTML;
  //this.redraw = redrawFolder;
  this.redrawLeftSide = redrawFolderLeftSide;
} 
 
function initializeFolder(level, lastNode, leftSide) 
{ 
    var j=0 
    var i=0       
    var nc = this.nChildren 
    var bNew = true;
       
    if( this.id < 0 )
    {
        this.createIndex();
    }
    else
    {
        bNew = false;
    }
    this.level = level
    this.leftSideCoded = leftSide

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

    this.isLastNode = lastNode

    if( level > 0 )
    {
        if( lastNode )
        {
            //the last child in the children array 
            leftSide = leftSide + "0"
        }
	else
	{
	    leftSide = leftSide + "1"
        }
    }
    if( !bNew )
    {
        //alert( "re-initializing folder id " + this.id + " at level " + level + " (desc " + this.desc + "), new leftSide = " + leftSide + ", numChildren = " + nc + ", setting lastNode to " + lastNode );
    }
     
    if( nc > 0 )
    { 
        level = level + 1;
        for( i = 0; i < ( this.nChildren - 1 ); i++ )
        { 
            this.children[i].initialize( level, 0, leftSide );
        }
        this.children[i].initialize( level, 1, leftSide );
    } 
} 


function getDrawFolderLeftSideHTML()
{
    var nodeName = "";
    var auxEv = "";
    var leftSideOpen = "";
    var leftSideMiddle = "";
    var leftSideClose = "";
    var pLeftSideCells = leftSideHTML( this.leftSideCoded, "LeftSide" + this.id );

    //alert( "folder " + this.id + " Left Side initial HTML has " + pLeftSideCells.length + " entries" );
    if( browserVersion > 0 )
    {
        auxEv = "<a href='javascript:clickOnNode(\""+this.getID()+"\")'>";
    }
    else
    {
        auxEv = "<a>";
    }
    nodeName = this.nodeImageSrc();
    
    if ( this.level > 0 ) 
    {
        var strID = "id='LeftSide" + this.id + ":" + this.leftSideCoded.length + "'";
        if( LEFTCELLCLASS == "" )
        {
            leftSideOpen = "<td " + strID + " valign=top";
        }
        else
        {
            leftSideOpen = "<td " + strID + " class='" + LEFTCELLCLASS + "' valign=top";
        }
          
        if ( this.isLastNode ) //the last child in the children array 
        {
            leftSideOpen += ">";
            leftSideMiddle = auxEv + "<img name='nodeIcon" + this.id + "' id='nodeIcon" + this.id + "' src='" + nodeName + "' width=16 height=22 border=0></a>";
        }
        else 
        {
            leftSideOpen += " background=" + ICONPATH + "ftv2vertline.gif>";
            leftSideMiddle = auxEv + "<img name='nodeIcon" + this.id + "' id='nodeIcon" + this.id + "' src='" + nodeName + "' width=16 height=22 border=0></a>";
        }
        leftSideClose = "</td>";
        pLeftSideCells.push( leftSideOpen );
        pLeftSideCells.push( leftSideMiddle );
        pLeftSideCells.push( leftSideClose );
    }

    return pLeftSideCells;
}


function getDrawFolderHTML()
{
    var docW = ""
    var leftSide = "";
    var i;
    var pLeftSideCells;

    if( browserVersion == 2 )
    { 
        if( !doc.yPos ) 
        {
            doc.yPos=20 
        }
    } 
    
    /*
    var idParam = "id='LeftSide" + this.id + "'";
    if( browserVersion == 2 ) 
    {
        leftSide = "<layer " + idParam + " top=" + doc.yPos + " visibility=show>";
    }
    else if( browserVersion != 0 )
    {
        leftSide = "<span " + idParam + " style='display:block; position:block;'>"
    }
    leftSide += this.getLeftSideHTML();
    if( browserVersion == 2 ) 
    {
        leftSide += "</layer>";
    }
    else if( browserVersion != 0 )
    {
        leftSide += "</span>";
    }
    */

    docW = this.blockStartHTML("folder");

    if( ROWCLASS == "" )
    {
        docW = docW + "<tr>";
    }
    else
    {
        docW = docW + "<tr class='" + ROWCLASS + "'>";
    }
    
    pLeftSideCells = this.getLeftSideHTML();
    for( i = 0; i < pLeftSideCells.length; i++ )
    {
        leftSide += pLeftSideCells[i];
    }
    docW += leftSide;
    docW += "<td valign=top";
    if( LEFTCELLCLASS == "" )
    {
        docW = docW + ">";
    }
    else
    {
        docW = docW + " class='" + LEFTCELLCLASS + "'>";
    }
      
    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>"
        }
    }
    docW = docW + "</td>"+this.prependHTML;
    if( LABELCELLCLASS == "" )
    {
        docW = docW + "<td valign=middle";
    }
    else
    {
        docW = docW + "<td class='" + LABELCELLCLASS + "'";
    }
    if( LABELCELLWIDTH == 0 )
    {
        docW = docW + " width=100%";
    }
    else
    {
        var nLabelWidth = LABELCELLWIDTH;
        nLabelWidth -= this.level * 16;
        nLabelWidth -= 2;

        docW = docW + "width=" + nLabelWidth;
    }
    if( WRAPTEXT == 0 )
    {
        docW = docW + " nowrap";
    }
    docW += ">";
    if (USETEXTLINKS) 
    { 
        docW = docW + this.linkHTML(true) 
        docW = docW + this.desc + "</a>"
    } 
    else 
        docW = docW + this.desc
    docW = docW + "</td>" + this.appendHTML;

    docW = docW + this.blockEndHTML()
    
    return docW;
}

 
function drawFolder( insertAtObj )
{ 
    var docW = this.getDrawHTML();
    this.isRendered = 1;

    //alert( "drawing folder with id=" + this.id );
    //alert( "folder docW=" + docW );
    if( insertAtObj == null )
    {
	    if( supportsDeferral )
	    {
	        //alert( "blah 1" );
	        //transition between regular flow HTML, and node-insert DOM DHTML
		    doc.write( "<div id=domRoot></div>" );
		    insertAtObj = getElById( "domRoot" );
		    insertAtObj.insertAdjacentHTML( "beforeEnd", docW );
	    }
	    else
	    {
	        //alert( "blah 2" );
		    doc.write( docW );
        }
    }
    else
    {
        //alert( "blah 3" );
        insertAtObj.insertAdjacentHTML( "afterEnd", docW );
        //insertAtObj.insertAdjacentHTML("beforeEnd", docW)
    }

    //alert( "inserted Folder: LeftSide" + this.id );
    //var tempEl = getElById( "LeftSide" + this.id );
    //var tempEl = document.getElementById( "LeftSide" + this.id );
    //alert( "innerHTML(id " + tempEl.id + ") = " + tempEl.innerHTML );
    //alert( "innerText(id " + tempEl.id + ") = " + tempEl.innerText );
    //alert( "outerHTML(id " + tempEl.id + ") = " + tempEl.outerHTML );

    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 redrawFolder()
{
    var i;
    var docW = this.getDrawHTML();
    this.navObj.innerHTML = docW;

    for( i = 0; i < this.nChildren; i++ )
    { 
        this.children[i].redraw();
    }
}
*/
 
function redrawFolderLeftSide()
{
    var i;
    var leftSideElement;
    var pLeftSideCells = this.getLeftSideHTML();

    if( this.level > 0 )
    {    
        //alert( "replacing folder " + this.id + ".  length = " + pLeftSideCells.length );
        for( i = 0; i < pLeftSideCells.length; i++ )
        {
            var strID = "LeftSide" + this.id + ":" + Math.floor( i / 3 );
            var strOut = "replacing LeftSideElement " + strID;

            leftSideElement = getElById( strID );
            if( leftSideElement != null )
            {
                ++i;
                strOut += ". current innerHTML=" + leftSideElement.innerHTML;
                //if( i < pLeftSideCells.length )
                //{
                    strOut += ", new = " + pLeftSideCells[i];
                    leftSideElement.innerHTML = pLeftSideCells[i++];
                //}
            }
            else
            {
                strOut += ": does not exist!";
                i++;
                i++;
            }
            //alert( strOut );
        }
    }
    for( i = 0; i < this.nChildren; i++ )
    {
        this.children[i].redrawLeftSide();
    }
}

 
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() && PERSERVESTATE && !this.isOpen) //closing
  {
     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;

    //Change icon
    if( folder.nChildren > 0 && folder.level > 0 )
    {
        //otherwise the one given at render stays
        folder.nodeImg.src = folder.nodeImageSrc();
    }

    //Change node
    if( USEICONS )
    {
        folder.iconImg.src = folder.iconImageSrc()
    }

    //Propagate changes
    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 && this.hreference != "javascript:doNothing()" )
        {
            docW = docW + "<a href=\"" + this.hreference + "\" TARGET=\"" + TARGETFRAME + "\" "
        }
        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 folderSubEntries() 
{ 
  var i = 0 
  var se = this.nChildren 
 
  for (i=0; i < this.nChildren; i++){ 
    if (this.children[i].children) //is a folder 
      se = se + this.children[i].subEntries() 
  } 
 
  return se 
} 

function nodeImageSrc() {
  var srcStr = "";

  if (this.isLastNode) //the last child in the children array 
  { 
    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)
} 
 
// Definition of class Item (a document or link inside a Folder) 
// ************************************************************* 
 
function Item(itemDescription, itemLink, target) // Constructor 
{ 
  // constant data 
  this.desc = itemDescription 
  this.link = itemLink    
  this.id = -1 //initialized in initalize() 
  this.navObj = 0 //initialized in render() 
  this.iconImg = 0 //initialized in render() 
  this.iconSrc = ICONPATH + "ftv2doc.gif" 
  this.isRendered = 0
  this.isLastNode = false
  this.level = 0
  this.leftSideCoded = ""
  this.nChildren = 0
  this.target = target
  this.parentObj = null
  this.maySelect=true
  this.prependHTML = ""
  this.appendHTML = ""
 
  // methods 
  this.initialize = initializeItem 
  this.createIndex = createEntryIndex 
  this.escondeBlock = escondeBlock
  this.esconde = escondeBlock
  this.folderMstr = folderMstr 
  this.renderOb = drawItem 
  this.totalHeight = totalHeight 
  this.blockStartHTML = blockStartHTML
  this.blockEndHTML = blockEndHTML
  this.getID = getID
  this.forceOpeningOfAncestorFolders = forceOpeningOfAncestorFolders
  this.getLeftSideHTML = getDrawItemLeftSideHTML;
  this.getDrawHTML = getDrawItemHTML;
  //this.redraw = redrawItem;
  this.redrawLeftSide = redrawItemLeftSide;
} 
 
function initializeItem(level, lastNode, leftSide) 
{
    var bNew = true;
    
    if( this.id < 0 )
    {        
        this.createIndex() 
    }
    else
    {
        bNew = false;
    }
    this.level = level
    this.leftSideCoded = leftSide
    this.isLastNode = lastNode
    if( !bNew )
    {
        //alert( "re-initializing item id " + this.id + " at level " + level + " (desc " + this.desc + "), leftSide = " + leftSide + ", setting lastNode to " + lastNode );
    }
} 


function getDrawItemLeftSideHTML()
{
    var leftSideOpen = "";
    var leftSideMiddle = "";
    var leftSideClose = "";
    var pLeftSideCells;

    pLeftSideCells = leftSideHTML( this.leftSideCoded, "LeftSide" + this.id );

    //alert( "item " + this.id + " Left Side initial HTML has " + pLeftSideCells.length + " entries" );
    if ( this.level > 0 ) 
    {
        var strID = "id='LeftSide" + this.id + ":" + this.leftSideCoded.length + "'";
        if( LEFTCELLCLASS == "" )
        {
            leftSideOpen = "<td " + strID + " valign=top";
        }
        else
        {
            leftSideOpen = "<td " + strID + " class='" + LEFTCELLCLASS + "' valign=top";
        }
          
        if ( this.isLastNode ) //the last child in the children array 
        {
            leftSideOpen += ">";
            leftSideMiddle = "<img src='" + ICONPATH + "ftv2lastnode.gif' width=16 height=22>";
        }
        else 
        {
            leftSideOpen += " background=" + ICONPATH + "ftv2vertline.gif>";
            leftSideMiddle = "<img src='" + ICONPATH + "ftv2node.gif' width=16 height=22>";
        }
        leftSideClose = "</td>";
        pLeftSideCells.push( leftSideOpen );
        pLeftSideCells.push( leftSideMiddle );
        pLeftSideCells.push( leftSideClose );
    }
    
    return pLeftSideCells;
}


function getDrawItemHTML()
{
    var leftSide = "";
    var docW = ""
    var fullLink = "href=\""+this.link+"\" target=\""+this.target+"\" onClick='clickOnLink(\""+this.getID()+"\", \""+this.link+"\",\""+this.target+"\");return false;'";
    //alert( "getDrawItemHTML: fullLink = " + fullLink );
    var pLeftSideCells;
    //var idParam = "id='LeftSide" + this.id + "'";

    /*    
    if( browserVersion == 2 ) 
    {
        leftSide = "<layer " + idParam + " top=" + doc.yPos + " visibility=show>";
    }
    else if( browserVersion != 0 )
    {
        leftSide = "<span " + idParam + " style='display:block; position:block;'>"
    }
    leftSide += this.getLeftSideHTML();
    if( browserVersion == 2 ) 
    {
        leftSide += "</layer>";
    }
    else if( browserVersion != 0 )
    {
        leftSide += "</span>";
    }
    */

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

    if( ROWCLASS == "" )
    {
        docW = docW + "<tr>";
    }
    else
    {
        docW = docW + "<tr class='" + ROWCLASS + "'>";
    }
    pLeftSideCells = this.getLeftSideHTML();
    for( i = 0; i < pLeftSideCells.length; i++ )
    {
        leftSide += pLeftSideCells[i];
    }
    docW += leftSide;
    //alert( "item " + this.id + " leftSideHTML = " + leftSide );
    docW += "<td valign=top";
    if( LEFTCELLCLASS == "" )
    {
        docW = docW + ">";
    }
    else
    {
        docW = docW + " class='" + LEFTCELLCLASS + "'>";
    }

    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>"
        }
    }

    docW = docW + "</td>"+this.prependHTML;
    if( LABELCELLCLASS == "" )
    {
        docW = docW + "<td valign=middle";
    }
    else
    {
        docW = docW + "<td valign=middle class='" + LABELCELLCLASS + "'";
    }
    if( LABELCELLWIDTH == 0 )
    {
        docW = docW + " width=100%";
    }
    else
    {
        var nLabelWidth = LABELCELLWIDTH;
        nLabelWidth -= this.level * 16;
        nLabelWidth -= 2;

        docW = docW + "width=" + nLabelWidth;
    }
    if( WRAPTEXT == 0 )
    {
        docW = docW + " nowrap";
    }
    docW += ">";

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

    docW = docW + "</td>" + this.appendHTML;

    docW = docW + this.blockEndHTML()
 
    return docW;
}
 
function drawItem(insertAtObj) 
{ 
    var docW = this.getDrawHTML();

    //alert( "docW = " + docW );

    this.isRendered = 1;
    if (insertAtObj == null)
    {
	    doc.write(docW)
    }
    else
    {
        insertAtObj.insertAdjacentHTML("afterEnd", docW)
    }

    //alert( "inserted Item: LeftSide" + this.id );

    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 redrawItem()
{
    var docW = this.getDrawHTML();
    this.navObj.innerHTML = docW;
}
*/


function redrawItemLeftSide()
{
    var i;
    var leftSideElement;
    var pLeftSideCells = this.getLeftSideHTML();
    
    //alert( "replacing item " + this.id + ".  length = " + pLeftSideCells.length );
    for( i = 0; i < pLeftSideCells.length; i++ )
    {
        var strID = "LeftSide" + this.id + ":" + Math.floor( i / 3 );
        var strOut = "replacing LeftSideItem " + strID;
        
        leftSideElement = getElById( strID );
        if( leftSideElement != null )
        {
            ++i;
            strOut += ". current innerHTML=" + leftSideElement.innerHTML;
            //if( i < pLeftSideCells.length )
            //{
                strOut += ", new = " + pLeftSideCells[i];
                leftSideElement.innerHTML = pLeftSideCells[i++];
            //}
        }
        else
        {
            strOut += ": does not exist!";
            i++;
            i++;
        }
        //alert( strOut );
    }
}

 
// Methods common to both objects (pseudo-inheritance) 
// ******************************************************** 
 
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) 
{ 
    //
    //disabled protection that required link to site (adware sucks)
    //
    //if (browserVersion == 1 || browserVersion == 3) { 
    //if (t==-1)
    //  return
    //var str = new String(doc.links[t])
    //if (str.slice(14,16) != "em")
    //  return
    //}

  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; position:block;'>"

  if( TABLECLASS == "" )
  {
      docW = docW + "<table border=0 cellspacing=0 cellpadding=0 width=100% >";
  }
  else
  {
      docW = docW + "<table class='" + TABLECLASS + "'>";
  }

  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++ 
} 
 
// total height of subEntries open 
function totalHeight() //used with browserVersion == 2 
{ 
  var h = this.navObj.clip.height 
  var i = 0 
   
  if (this.isOpen) //is a folder and _is_ open 
    for (i=0 ; i < this.nChildren; i++)  
      h = h + this.children[i].totalHeight() 
 
  return h 
} 


function leftSideHTML( leftSideCoded, strID )
{
    var i;
    var pCells = new Array();
    var str;    

    for( i = 0; i < leftSideCoded.length; i++ )
    {
	var leftSideOpen = "";

        if( LEFTCELLCLASS == "" )
        {
            leftSideOpen = "<td id='" + strID + ":" + i + "' valign=top";
        }
        else
        {
            leftSideOpen = "<td id='" + strID + ":" + i + "' class='" + LEFTCELLCLASS + "' valign=top";
        }
	if( leftSideCoded.charAt( i ) == "1" )
	{
	    pCells.push( leftSideOpen + "background=" + ICONPATH + "ftv2vertline.gif>" );
	    pCells.push( "<img src='" + ICONPATH + "ftv2vertline.gif' width=16 height=22>" );
            pCells.push( "</td>" );
	}
	if( leftSideCoded.charAt( i ) == "0" )
	{
            pCells.push( leftSideOpen + ">" );
	    pCells.push( "<img src='" + ICONPATH + "ftv2blank.gif' width=16 height=22>" );
            pCells.push( "</td>" );
	}
    }

    return pCells;
}

function getID()
{
    //define a .xID in all nodes (folders and items) if you want to PERSERVESTATE that
    //work when the tree changes. The value eXternal value must be unique for each
    //node and must node change when other nodes are added or removed
    //The value may be numeric or string, but cannot have the same char used in cookieCutter
    if ( typeof this.xID != "undefined" )
    {
        return this.xID
    }
    else
    {
        return this.id
    }
}

 
// Events 
// ********************************************************* 
 
function clickOnFolder(folderId) 
{ 
    var clicked = findObj(folderId)
    
    if (!clicked.isOpen) {
      clickOnNodeObj(clicked) 
    }

    if (lastOpenedFolder != null && lastOpenedFolder != folderId)
      clickOnNode(lastOpenedFolder); //sets lastOpenedFolder to null

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

    if (isLinked(clicked.hreference))
    {
        highlightObjLink(clicked);

        if( USETEXTLINKS )
        {
            var strTarget = "window";
            
            if (USEFRAMES)
            {
	        strTarget = TARGETFRAME;
            }
            
            eval( strTarget + ".location=\"" + clicked.hreference + "\"" );
        }
    }
} 

function doNothing()
{
}
 
function clickOnNode(folderId) 
{ 
  clickOnNodeObj(findObj(folderId))
}

function clickOnNodeObj(folderObj) 
{ 
  var state = 0 
  var currentOpen
 
  state = folderObj.isOpen 
  folderObj.setState(!state) //open<->close  

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

    if (!folderObj.isOpen) //closing
    {
      currentOpen = currentOpen.replace(folderObj.getID()+cookieCutter, "")
      SetCookie("clickedFolder", currentOpen)
      
        //var stateInCookie = GetCookie("clickedFolder");
        //alert( "currentOpen = " + currentOpen + ", close stateInCookie = " + stateInCookie );
      
    }
    else
    {
        //alert( "clickOnNodeObj: setting cookie to " + currentOpen+folderObj.getID()+cookieCutter );
        SetCookie("clickedFolder", currentOpen+folderObj.getID()+cookieCutter)

        //var stateInCookie = GetCookie("clickedFolder");
        //alert( "open stateInCookie = " + stateInCookie );
      
    }
  }
}

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

function ld  ()
{
	return document.links.length-1
}
 

// Auxiliary Functions 
// *******************
 
function findObj( id )
{
    var i = 0;
    var nodeObj;
    if( typeof foldersTree.xID != "undefined" )
    {
        for( i = 0; i < nEntries; i++ )
        {
            if( indexOfEntries[i].xID == id )
            {
                return indexOfEntries[i];
            }
        }
        return null;
    }
    else
    {
        if ( id >= nEntries )
        {
            return null; //example: node removed in DB
        }
        else
        {
            return indexOfEntries[id];
        }
    }
}

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

// Do highlighting by changing background and foreg. colors of folder or doc text
function highlightObjLink(nodeObj) {
    //alert( "highlightObjLink called" );
  if (!HIGHLIGHT || nodeObj==null || nodeObj.maySelect==false) {//node deleted in DB 
    //alert( "highlightObjLink exited prematurely.  nodeObj=" + nodeObj + ", maySelect = " + ( nodeObj == null ? "n/a" : nodeObj.maySelect ) );
    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 (PERSERVESTATE)
    SetCookie('highlightedTreeviewLink', nodeObj.getID());
}

function gFld( description, hreference ) 
{ 
  folder = new Folder( description, hreference );
  return folder;
} 
 
function gLnk(optionFlags, description, linkData) 
{ 
  var fullLink = "";
  var targetFlag = "";
  var target = "";
  var protocolFlag = "";
  var protocol = "";

  if (optionFlags>=0) //is numeric (old style) or empty (error)
  {
    return oldGLnk(optionFlags, description, linkData)
  }

  targetFlag = optionFlags.charAt(0)
  if (targetFlag=="B")
    target = "_blank"
  if (targetFlag=="P")
    target = "_parent"
  if (targetFlag=="R")
    target = TARGETFRAME
  if (targetFlag=="S")
    target = "_self"
  if (targetFlag=="T")
    target = "_top"
  if (targetFlag=="W")
    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:"
  }

  fullLink = "\"" + protocol + linkData + "\" target=" + target
  // alert( "gLnk fullLink=\"" + fullLink + "\"" );

  linkItem = new Item(description, protocol+linkData, target)
  return linkItem 
} 

//Function created Aug 1, 2002 for backwards compatibility purposes
function oldGLnk(target, description, linkData)
{
  var fullLink = "";
  //Backwards compatibility code
  if (USEFRAMES)
  {
	  if (target==0) 
	  { 
		fullLink = "'"+linkData+"' target=\"" + TARGETFRAME + "\"" 
	  } 
	  else 
	  { 
		if (target==1) 
		   fullLink = "'http://"+linkData+"' target=_blank" 
		else 
		   if (target==2)
			  fullLink = "'http://"+linkData+"' target=\"" + TARGETFRAME + "\"" 
		   else
			  fullLink = linkData+" target=\"_top\"" 
	  } 
  }
  else
  {
	  if (target==0) 
	  { 
		fullLink = "'"+linkData+"' target=_top" 
	  } 
	  else 
	  { 
		if (target==1) 
		   fullLink = "'http://"+linkData+"' target=_blank" 
		else 
		   fullLink = "'http://"+linkData+"' target=_top" 
	  } 
  }

  linkItem = new Item(description, fullLink)   
  return linkItem 
}
 
function insFld(parentFolder, childFolder) 
{ 
  return parentFolder.addChild(childFolder) 
} 
 
function insDoc(parentFolder, document) 
{ 
  return parentFolder.addChild(document) 
} 

function preLoadIcons() {
	var auxImg
	auxImg = new Image();
	auxImg.src = ICONPATH + "ftv2vertline.gif";
	auxImg.src = ICONPATH + "ftv2mlastnode.gif";
	auxImg.src = ICONPATH + "ftv2mnode.gif";
	auxImg.src = ICONPATH + "ftv2plastnode.gif";
	auxImg.src = ICONPATH + "ftv2pnode.gif";
	auxImg.src = ICONPATH + "ftv2blank.gif";
	auxImg.src = ICONPATH + "ftv2lastnode.gif";
	auxImg.src = ICONPATH + "ftv2node.gif";
	auxImg.src = ICONPATH + "ftv2folderclosed.gif";
	auxImg.src = ICONPATH + "ftv2folderopen.gif";
	auxImg.src = ICONPATH + "ftv2doc.gif";
}

//Open some folders for initial layout, if necessary
function setInitialLayout() {
  if (browserVersion > 0 && !STARTALLOPEN)
    clickOnNodeObj(foldersTree);
  
  if (!STARTALLOPEN && (browserVersion > 0) && PERSERVESTATE)
		PersistentFolderOpening();
}

//Used with NS4 and STARTALLOPEN
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;
}

 
// Simulating inserAdjacentHTML on NS6
// Code by thor@jscript.dk
// ******************************************

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
}


// Functions for cookies
// Note: THESE FUNCTIONS ARE OPTIONAL. No cookies are used unless
// the PERSERVESTATE variable is set to 1 (default 0)
// The separator currently in use is ^ (chr 94)
// *********************************************************** 

function PersistentFolderOpening()
{
  var stateInCookie;
  var fldStr=""
  var fldArr
  var fldPos=0
  var id
  var nodeObj
  stateInCookie = GetCookie("clickedFolder");
  //alert( "stateInCookie = " + stateInCookie );
  SetCookie('clickedFolder', "") //at the end of function it will be back, minus null cases

  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) //may have been deleted
          if (nodeObj.setState) {
            nodeObj.forceOpeningOfAncestorFolders()
            clickOnNodeObj(nodeObj);
          }
          else
            alert("Internal id is not pointing to a folder anymore. Consider using external IDs")
      }
    }
  }
}

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

  if (typeof treeNodeObj.setState != "undefined") //is folder
  {
    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 //needed for multi-tree sites. make sure treeId does not contain cookieCutter
  else
    return name
}
 
function GetCookie(name)
{  
  name = CookieBranding(name)

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

    //alert( "GetCookie: " + name + " = '" + document.cookie + "'" );
	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 path = (argc > 3) ? argv[3] : null;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	var path = "/"; //allows the tree to remain open across pages with diff names & paths

    //alert( "SetCookie: pre-brand name = " + name );
    name = CookieBranding(name)
    //alert( "SetCookie: post-brand name = " + name );

    //alert( "cookieEnabled = " + navigator.cookieEnabled );
    var strCookieVal = name + "=" + escape (value)
	+ ((expires == null) ? "" : ("; expires=" + expires.toGMTString()))
	+ ((path == null) ? "" : ("; path=" + path))
	+ ((domain == null) ? "" : ("; domain=" + domain))
	+ ((secure == true) ? "; secure" : "");
    //alert( "SetCookie: '" + strCookieVal + "'" );
    document.cookie = strCookieVal;
    //alert( "SetCookie (post-set): length=" + document.cookie.length + ", value='" + unescape( document.cookie ) + "'" );
}


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();
}


//To customize the tree, overwrite these variables in the configuration file (demoFramesetNode.js, etc.)
var USETEXTLINKS = 0 
var STARTALLOPEN = 0
var USEFRAMES = 1
var USEICONS = 1
var WRAPTEXT = 0
var PERSERVESTATE = 0
var ICONPATH = ''
var HIGHLIGHT = 0
var HIGHLIGHT_COLOR = 'white';
var HIGHLIGHT_BG    = 'blue';
var BUILDALL = 0
var TARGETFRAME = 'basefrm';
var TABLECLASS = '';
var ROWCLASS = '';
var LEFTCELLCLASS = '';
var LABELCELLCLASS = '';
var LABELCELLWIDTH = 0;

//Other variables
var lastClicked = null;
var lastClickedColor;
var lastClickedBgColor;
var indexOfEntries = new Array 
var nEntries = 0 
var browserVersion = 0 
var selectedFolder=0
var lastOpenedFolder=null
var t=5
var doc = document
var supportsDeferral = false
var cookieCutter = '^'; //You can change this if you need to use ^ in your xID or treeID values

doc.yPos = 0

// Main function
// ************* 

// This function uses an object (navigator) defined in
// ua.js, imported in the main html page (left frame).
function initializeDocument() 
{ 
  preLoadIcons();
  switch(navigator.family)
  {
    case 'ie4':
      browserVersion = 1 //Simply means IE > 3.x
      break;
    case 'opera':
      browserVersion = (navigator.version > 6 ? 1 : 0); //opera7 has a good DOM
      break;
    case 'nn4':
      browserVersion = 2 //NS4.x 
      break;
    case 'gecko':
      browserVersion = 3 //NS6.x
      break;
    case 'safari':
      browserVersion = 1 //Safari Beta 3 seems to behave like IE in spite of being based on Konkeror
      break;
	default:
      browserVersion = 0 //other, possibly without DHTML  
      break;
  }

  supportsDeferral = ((navigator.family=='ie4' && navigator.version >= 5 && navigator.OS != "mac") || browserVersion == 3);
  supportsDeferral = supportsDeferral & (!BUILDALL)
  if (!USEFRAMES && browserVersion == 2)
  	browserVersion = 0;
  // sneaky bastards
  // eval(String.fromCharCode(116,61,108,100,40,41))

  //If PERSERVESTATE is on, STARTALLOPEN can only be effective the first time the page 
  //loads during the session. For subsequent (re)loads the PERSERVESTATE data stored 
  //in cookies takes over the control of the initial expand/collapse
  if (PERSERVESTATE && GetCookie("clickedFolder") != null)
    STARTALLOPEN = 0

  //foldersTree (with the site's data) is created in an external .js (demoFramesetNode.js, for example)
  foldersTree.initialize(0, true, "") 
  if (supportsDeferral && !STARTALLOPEN)
	  foldersTree.renderOb(null) //delay construction of nodes
  else {
    renderAllTree(foldersTree, null);

    if (PERSERVESTATE && STARTALLOPEN)
      storeAllNodesInClickCookie(foldersTree)

    //To force the scrollable area to be big enough
    if (browserVersion == 2) 
      doc.write("<layer top=" + indexOfEntries[nEntries-1].navObj.top + ">&nbsp;</layer>") 

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

  setInitialLayout()

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