/*   
  project:    General
  file:       expandOutline_V2.js
  source:     http://www.webreference.com/dhtml/column12/index.html
  programmer: Hao Wu
  date:       November 3, 2004

  modified:   March 25, 2005
    set up variable to control whether to do initial page load or not;
    more flexible initial child state control (show/hide detail);

    sample setup:

    var isExpanded = true;

    // var doPageLoadInit = true;
    var doPageLoadInit = false;

    var initChildState = "ShowDetail";
    // var initChildState = "HideDetail";
*/

  var bV = parseInt(navigator.appVersion);

  NS4 = (document.layers) ? true : false;
  IE4 = ((document.all) && (bV >= 4)) ? true : false;

  ver4 = (NS4 || IE4) ? true : false;

function expandIt()  {return}
function expandAll() {return}

function getIndex(el)
{
  ind = null;

  for (i = 0; i < document.layers.length; i++)
  {
    whichEl = document.layers[i];
    if (whichEl.id == el)
    {
      ind = i;
      break;
    }
  }
  return ind;
}

function arrange()
{
  nextY = document.layers[firstInd].pageY + document.layers[firstInd].document.height;

  for (i = firstInd + 1; i < document.layers.length; i++)
  {
    whichEl = document.layers[i];

    if (whichEl.visibility != "hide")
    {
      whichEl.pageY = nextY;
      nextY += whichEl.document.height;
    }
  }
}

function initIt()
{
  if (NS4)
  {
    for (i = 0; i < document.layers.length; i++)
    {
      whichEl = document.layers[i];

      if (initChildState == "ShowDetail")
      {
        if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "show";
      }
      else
      {
        if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";
      }
    }
    arrange();
  }
  else
  {
    tempColl = document.all.tags("div");

    for (i = 0; i < tempColl.length; i++)
    {
      if (initChildState == "ShowDetail")
      {
        if (tempColl(i).className == "child") tempColl(i).style.display = "block";
      }
      else
      {
        if (tempColl(i).className == "child") tempColl(i).style.display = "none";
      }
    }
  }
}

function expandIt(el)
{
  if (!ver4) return;
  if (IE4) {expandIE(el)} else {expandNS(el)}
}

function expandIE(el)
{ 
  whichEl = eval(el + "Child");
  whichIm = event.srcElement;

  if (whichEl.style.display == "none")
  {
    whichEl.style.display = "block";
    whichIm.src = open_image;    
  }
  else
  {
    whichEl.style.display = "none";
    whichIm.src = closed_image;
  }
}

function expandNS(el)
{
  whichEl = eval("document." + el + "Child");
  whichIm = eval("document." + el + "Parent.document.images['imEx']");

  if (whichEl.visibility == "hide")
  {
    whichEl.visibility = "show";
    whichIm.src = open_image;
  }
  else
  {
    whichEl.visibility = "hide";
    whichIm.src = closed_image;
  }
  arrange();
}

function showAll()
{
  for (i = firstInd; i < document.layers.length; i++)
  {
    whichEl = document.layers[i];
    whichEl.visibility = "show";
  }
}

function expandAll(isBot)
{
  newSrc = (isExpanded) ? closed_image : open_image;

  if (NS4)
  {
    document.images["imEx"].src = newSrc;

    for (i = firstInd; i < document.layers.length; i++)
    {
      whichEl = document.layers[i];
      if (whichEl.id.indexOf("Parent") != -1)
      {
        whichEl.document.images["imEx"].src = newSrc;
      }
      if (whichEl.id.indexOf("Child") != -1)
      {
        whichEl.visibility = (isExpanded) ? "hide" : "show";
      }
    }

    arrange();

    if (isBot && isExpanded) scrollTo(0,document.layers[firstInd].pageY);
  }
  else
  {
    divColl = document.all.tags("div");

    for (i = 0; i < divColl.length; i++)
    {
      if (divColl(i).className == "child")
      {
        divColl(i).style.display = (isExpanded) ? "none" : "block";
      }
    }

    imColl = document.images.item("imEx");

    for (i = 0; i < imColl.length; i++)
    {
      imColl(i).src = newSrc;
    }
  }

  isExpanded = !isExpanded;
}

with (document)
{
  write("<style type='text/css'>");

  if (NS4)
  {
    write(".parent  {position:absolute; visibility:hidden}");
    write(".child   {position:absolute; visibility:hidden}");
    write(".regular {position:absolute; visibility:hidden}")
  }
  else
  {
    write(".child {display:none}")
  }
  write("</style>");
}

  if (doPageLoadInit == true)
  {
    onload = initIt;
  }