
<!-- Begin
var isDOM = (document.getElementById ? true : false); 
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);

function getRef(id) {
 if (isDOM) return document.getElementById(id);
 if (isIE4) return document.all[id];
 if (isNS4) return document.layers[id];
}

function getSty(id) {
 return (isNS4 ? getRef(id) : getRef(id).style);
} 

// Hide timeout.
var popTimer = 0;
// Array showing highlighted menu items.
var litNow = new Array();

function popOver(menuNum, itemNum) {
 clearTimeout(popTimer);
 hideAllBut(menuNum);
 litNow = getTree(menuNum, itemNum);
 changeCol(litNow, true);
 targetNum = menu[menuNum][itemNum].target;
 if (targetNum > 0) {
  thisX = parseInt(menu[menuNum][0].ref.left) + parseInt(menu[menuNum][itemNum].ref.left);
  thisY = parseInt(menu[menuNum][0].ref.top) + parseInt(menu[menuNum][itemNum].ref.top);
  with (menu[targetNum][0].ref) {
   left = parseInt(thisX + menu[targetNum][0].x);
   top = parseInt(thisY + menu[targetNum][0].y);
   visibility = 'visible';
  }
 }
}

function popOut(menuNum, itemNum) {
 if ((menuNum == 0) && !menu[menuNum][itemNum].target)
  hideAllBut(0)
 else
  popTimer = setTimeout('hideAllBut(0)', 500);
}

function getTree(menuNum, itemNum) {

 // Array index is the menu number. The contents are null (if that menu is not a parent)
 // or the item number in that menu that is an ancestor (to light it up).
 itemArray = new Array(menu.length);

 while(1) {
  itemArray[menuNum] = itemNum;
  // If we've reached the top of the hierarchy, return.
  if (menuNum == 0) return itemArray;
  itemNum = menu[menuNum][0].parentItem;
  menuNum = menu[menuNum][0].parentMenu;
 }
}

// Pass an array and a boolean to specify colour change, true = over colour.
function changeCol(changeArray, isOver) {
 for (menuCount = 0; menuCount < changeArray.length; menuCount++) {
  if (changeArray[menuCount]) {
   newCol = isOver ? menu[menuCount][0].overCol : menu[menuCount][0].backCol;
   // Change the colours of the div/layer background.
   with (menu[menuCount][changeArray[menuCount]].ref) {
    if (isNS4) 
     bgColor = newCol;
    else 
     backgroundColor = newCol;
   }
  }
 }
}

function hideAllBut(menuNum) {
 var keepMenus = getTree(menuNum, 1);
 for (count = 0; count < menu.length; count++) {
  if (!keepMenus[count]) {
   menu[count][0].ref.visibility = 'hidden';
  }
 }
 changeCol(litNow, false);
}

// *** MENU CONSTRUCTION FUNCTIONS ***

function Menu(isVert, popInd, x, y, width, overCol, backCol) {
 // True or false - a vertical menu?
 this.isVert = isVert;
 // The popout indicator used (if any) for this menu.
 this.popInd = popInd
 // Position and size settings.
 this.x = x;
 this.y = y;
 this.width = width;
 // Colours of menu and items.
 this.overCol = overCol;
 this.backCol = backCol;
 // Parent menu and item numbers, indexed later.
 this.parentMenu = null;
 this.parentItem = null;
 // Reference to the object's style properties (set later).
 this.ref = null;
}

function Item(text, href, context, length, spacing, target) {
 this.text = text;
 this.href = href;
 this.context = context;
 this.length = length;
 this.spacing = spacing;
 this.target = target;
 // Reference to the object's style properties (set later).
 this.ref = null;
}

function writeTopMenus() {
 if (!isDOM && !isIE4 && !isNS4) return;

 for (currMenu = 0; currMenu < menu.length; currMenu++) with (menu[currMenu][0]) {
  // Variable for holding HTML for items and positions of next item.
  var str = '', itemX = 0, itemY = 0;

  // some wierd NS4 padding requires these folowing adjustments
  if(isNS4 && isVert) itemX += 5;
  if(isNS4 && isVert && currMenu == 1) itemY += 10;

  // Remember, items start from 1 in the array (0 is menu object itself, above).
  // Also use properties of each item nested in the other with() for construction.
  for (currItem = 1; currItem < menu[currMenu].length; currItem++) with (menu[currMenu][currItem]) {
   var itemID = 'menu' + currMenu + 'item' + currItem;

   // The width and height of the menu item - dependent on orientation!
   var w = (isVert ? width : length);
   var h = (isVert ? length : width);

   // Create a div or layer text string with appropriate styles/properties.
   if (isDOM || isIE4) {
    str += '<div id="' + itemID + '" style="position: absolute; left: ' + itemX + '; top: ' + itemY + '; width: ' + w + ';     height: ' + h + '; visibility: inherit; ';
    if (backCol) str += 'background: ' + backCol + '; ';
    str += '" ';
   }
   if (isNS4) {
    str += '<layer id="' + itemID + '" left="' + itemX + '" top="' + itemY + '" width="' + w + '" height="' + h + '" visibility="inherit" ';
    if (backCol) str += 'bgcolor="' + backCol + '" ';
   }

   // Determine the menu level and the text class
   var contexts = context.split(":"); 
   var intLevel = contexts.length - 1;
   var menuTextClass = "topMenuText" + intLevel;
   var menuTableClass = "topMenuTable" + intLevel;

   // add the table class to the item
   str += 'class="' + menuTableClass + '" ';

   // Add mouseover handlers and finish div/layer.
   str += 'onMouseOver="popOver(' + currMenu + ',' + currItem + ')" onMouseOut="popOut(' + currMenu + ',' + currItem + ')">';

   // Add contents of item (default: table with link inside).
   // In IE/NS6+, add padding if there's a border to emulate NS4's layer padding.
   str += '<table width="' + w + '" border="0" cellspacing="0" cellpadding="' + (isNS4 ? 0 : 3) + '"><tr><td align="left" height="' + h + '">' + '<a class="' + menuTextClass + '" href="' + href + '">' + text + '</a></td>';

   if (target > 0) {
 
    // Set target's parents to this menu item.
    menu[target][0].parentMenu = currMenu;
    menu[target][0].parentItem = currItem;

    // Add a popout indicator.
    if (popInd) str += '<td valign="center" align="right">' + popInd + '</td>';
   }

   // add the closing tags
   str += '</tr></table>' + (isNS4 ? '</layer>' : '</div>');
   if (isVert) itemY += length + spacing;
   else itemX += length + spacing;
  }

  if (isDOM) {
   var newDiv = document.createElement('div');
   document.getElementsByTagName('body').item(0).appendChild(newDiv);
   newDiv.innerHTML = str;
   ref = newDiv.style;
   ref.position = 'absolute';
   ref.visibility = 'hidden';
  }

  // Insert a div tag to the end of the BODY with menu HTML in place for IE4.
  if (isIE4) {
   document.body.insertAdjacentHTML('beforeEnd', '<div id="menu' + currMenu + 'div" ' + 'style="position: absolute;   visibility:  hidden">' + str + '</div>');
   ref = getSty('menu' + currMenu + 'div');
  }

  // In NS4, create a reference to a new layer and write the items to it.
  if (isNS4) {
   ref = new Layer(0);
   ref.document.write(str);
   ref.document.close();
  }

  for (currItem = 1; currItem < menu[currMenu].length; currItem++) {
   itemName = 'menu' + currMenu + 'item' + currItem;
   if (isDOM || isIE4) menu[currMenu][currItem].ref = getSty(itemName);
   if (isNS4) menu[currMenu][currItem].ref = ref.document[itemName];
  }
 }

 with(menu[0][0]) {
  ref.left = x;
  ref.top = y;
  ref.visibility = 'visible';
 }
}

function moveRoot() {
 with(menu[0][0].ref) left = ((parseInt(left) < 100) ? 100 : 5);
}

// Function to determine the page context for this page
function getPageContext(url) {
  for(m = 0; m < menu.length; m++)
    for(n = 1; n < menu[m].length; n++) {
      //alert(menu[m][n].text);
      if(menu[m][n].href == url)
        return menu[m][n].context;
    }

  return "none";
}

function writeLeftMenu(root, menuLevel, pgContext) {
  var i;
  for(i = 1; i < menu[root].length; i++) {
    var indentSpaces = "";
    var textClass = "leftMenuText" + menuLevel;
    var j;
    for(j = 1; j <= menuLevel; (indentSpaces += "&nbsp;"), j++);
    
    // determine the indentation
    var needsExpanding = false;
    if((menu[root][i]).target > 0) {
      //alert(pgContext+"?"+(menu[root][i]).context);
      if(pgContext.indexOf((menu[root][i]).context) != -1) {
        needsExpanding = true;
      }
    }

    // determine the colors for the row
    var bgClass = "";
    if(pgContext == (menu[root][i]).context)
      bgClass = "currentLeftMenuItemRow";

    // write the current menu item
    var temp = "<tr" + ((bgClass == "") ? ">" : " class=\"" + bgClass + "\">") + "<td>" + indentSpaces + "<a class=\"" + textClass + "\" href=\"" + (menu[root][i]).href + "\">" + "&nbsp;" + (menu[root][i]).text + "</a></td></tr>";
    document.write(temp);

    // expand this menu item, if needed
    if(needsExpanding) {
      writeLeftMenu((menu[root][i]).target, menuLevel+1, pgContext);
    }
  }
}

function writeFooterMenu() {
  var i;
  document.write("<table><tr>");

  for(i = 1; i < menu[0].length; i++) {

    // write the current menu item
    document.write("<td class=\"footerMenu\">" + "<a  class=\"footerMenuText\" href=\"" + (menu[0][i]).href + "\">" + "&nbsp;" + (menu[0][i]).text + "</a></td>");
    if(i != (menu[0].length - 1)) 
      document.write("<td class=\"footerMenu\"> | </td>");
  }

  document.write("</tr></table>");
}

//  End -->