function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function insertAfter(newElement,targetElement) {
  var parent = targetElement.parentNode;
  if (parent.lastChild == targetElement) {
    parent.appendChild(newElement);
  } else {
    parent.insertBefore(newElement,targetElement.nextSibling);
  }
}

function addClass(element,value) {
  if (!element.className) {
    element.className = value;
  } else {
    newClassName = element.className;
    newClassName+= " ";
    newClassName+= value;
    element.className = newClassName;
  }
}


// 17 Jan 2007 - the EHL logo in black was added
// and only shows when printed

function ehl() {
	var footer = document.getElementById("footer");
	var p = footer.getElementsByTagName("p")[0];
	
	var ehl = document.createElement("IMG");
	ehl.src = "css/ehl_print.gif";
	ehl.id = "ehl";
	
	insertAfter(ehl, p);
}

addLoadEvent(ehl);


// 3 May 2007 - added tooltip functions
addLoadListener(initTooltips);

function initTooltips()
{
  var tips = getElementsByAttribute("class", "hastooltip");

  for (var i = 0; i < tips.length; i++)
  {
    attachEventListener(tips[i], "mouseover", showTip, false);
    attachEventListener(tips[i], "mouseout", hideTip, false);
  }

  return true;
}

function showTip(event)
{
  if (typeof event == "undefined")
  {
    event = window.event;
  }

  var target = getEventTarget(event);

  while (target.className == null || !/(^| )hastooltip( |$)/.test(target.className))
  {
    target = target.parentNode;
  }

  var tip = document.createElement("div");
  //var content = target.getAttribute("title");
  var content = "By choosing this link you will be taken to another web site where the privacy and security policies may differ from our site. The owner of that web site is solely responsible for the products, services, and content on its Web site.";
	
  target.tooltip = tip;
  target.setAttribute("title", "");

  if (target.getAttribute("id") != "")
  {
    tip.setAttribute("id", target.getAttribute("id") + "tooltip");
  }

  tip.className = "tooltip";
  tip.appendChild(document.createTextNode(content));

  var scrollingPosition = getScrollingPosition();
  //var cursorPosition = [0, 0];
  var cursorPosition = getPosition(target);

  /*
  if (typeof event.pageX != "undefined" && typeof event.x != "undefined")
  {
    cursorPosition[0] = event.pageX;
    cursorPosition[1] = event.pageY;
  }
  else
  {
    cursorPosition[0] = event.clientX + scrollingPosition[0];
    cursorPosition[1] = event.clientY + scrollingPosition[1];
  }
  */

  tip.style.position = "absolute";
  //tip.style.left = cursorPosition[0] + 10 + "px";
  //tip.style.top = cursorPosition[1] + 10 + "px";
  tip.style.left = cursorPosition[0] + 10 + "px";
  tip.style.top = cursorPosition[1] - 115 + "px";
  //tip.style.visibility = "hidden";

  document.getElementsByTagName("body")[0].appendChild(tip);

  var viewportSize = getViewportSize();

  /*
  if (cursorPosition[0] - scrollingPosition[0] + 10 + tip.offsetWidth > viewportSize[0] - 25)
  {
    tip.style.left = scrollingPosition[0] + viewportSize[0] - 25 - tip.offsetWidth + "px";
  }
  else
  {
    tip.style.left = cursorPosition[0] + 10 + "px";
  }

  if (cursorPosition[1] - scrollingPosition[1] + 10 + tip.offsetHeight > viewportSize[1] - 25)
  {
    if (event.clientX > (viewportSize[0] - 25 - tip.offsetWidth))
    {
      tip.style.top = cursorPosition[1] - tip.offsetHeight - 10 + "px";
    }
    else
    {
      tip.style.top = scrollingPosition[1] + viewportSize[1] - 25 - tip.offsetHeight + "px";
    }
  }
  else
  {
    tip.style.top = cursorPosition[1] - 115 + "px";
  }
  */

  tip.style.visibility = "visible";

  return true;
}

function hideTip(event)
{
  if (typeof event == "undefined")
  {
    event = window.event;
  }

  var target = getEventTarget(event);

  while (target.className == null || !target.className.match(/(^| )hastooltip( |$)/))
  {
    target = target.parentNode;
  }

  if (target.tooltip != null)
  {
    target.setAttribute("title", target.tooltip.childNodes[0].nodeValue);
    target.tooltip.parentNode.removeChild(target.tooltip);
  }

  return false;
}

function addLoadListener(fn)
{
  if (typeof window.addEventListener != 'undefined')
  {
    window.addEventListener('load', fn, false);
  }
  else if (typeof document.addEventListener != 'undefined')
  {
    document.addEventListener('load', fn, false);
  }
  else if (typeof window.attachEvent != 'undefined')
  {
    window.attachEvent('onload', fn);
  }
  else
  {
    var oldfn = window.onload;
    if (typeof window.onload != 'function')
    {
      window.onload = fn;
    }
    else
    {
      window.onload = function()
      {
        oldfn();
        fn();
      };
    }
  }
}

function attachEventListener(target, eventType, functionRef, capture)
{
  if (typeof target.addEventListener != "undefined")
  {
    target.addEventListener(eventType, functionRef, capture);
  }
  else if (typeof target.attachEvent != "undefined")
  {
    target.attachEvent("on" + eventType, functionRef);
  }
  else
  {
    eventType = "on" + eventType;

    if (typeof target[eventType] == "function")
    {
      var oldListener = target[eventType];

      target[eventType] = function()
      {
        oldListener();

        return functionRef();
      }
    }
    else
    {
      target[eventType] = functionRef;
    }
  }

  return true;
}

function getEventTarget(event)
{
  var targetElement = null;

  if (typeof event.target != "undefined")
  {
    targetElement = event.target;
  }
  else
  {
    targetElement = event.srcElement;
  }

  while (targetElement.nodeType == 3 && targetElement.parentNode != null)
  {
    targetElement = targetElement.parentNode;
  }

  return targetElement;
}

function getViewportSize()
{
  var size = [0,0];

  if (typeof window.innerWidth != 'undefined')
  {
    size = [
        window.innerWidth,
        window.innerHeight
    ];
  }
  else if (typeof document.documentElement != 'undefined'
      && typeof document.documentElement.clientWidth != 'undefined'
      && document.documentElement.clientWidth != 0)
  {
    size = [
        document.documentElement.clientWidth,
        document.documentElement.clientHeight
    ];
  }
  else
  {
    size = [
        document.getElementsByTagName('body')[0].clientWidth,
        document.getElementsByTagName('body')[0].clientHeight
    ];
  }

  return size;
}

function getScrollingPosition()
{
  //array for X and Y scroll position
  var position = [0, 0];

  //if the window.pageYOffset property is supported
  if(typeof window.pageYOffset != 'undefined')
  {
    //store position values
    position = [
        window.pageXOffset,
        window.pageYOffset
    ];
  }

  //if the documentElement.scrollTop property is supported
  //and the value is greater than zero
  if(typeof document.documentElement.scrollTop != 'undefined'
    && document.documentElement.scrollTop > 0)
  {
    //store position values
    position = [
        document.documentElement.scrollLeft,
        document.documentElement.scrollTop
    ];
  }

  //if the body.scrollTop property is supported
  else if(typeof document.body.scrollTop != 'undefined')
  {
    //store position values
    position = [
        document.body.scrollLeft,
        document.body.scrollTop
    ];
  }

  //return the array
  return position;
}

function getElementsByAttribute(attribute, attributeValue)
{
  var elementArray = new Array();
  var matchedArray = new Array();

  if (document.all)
  {
    elementArray = document.all;
  }
  else
  {
    elementArray = document.getElementsByTagName("*");
  }

  for (var i = 0; i < elementArray.length; i++)
  {
    if (attribute == "class")
    {
      var pattern = new RegExp("(^| )" + attributeValue + "( |$)");

      if (elementArray[i].className.match(pattern))
      {
        matchedArray[matchedArray.length] = elementArray[i];
      }
    }
    else if (attribute == "for")
    {
      if (elementArray[i].getAttribute("htmlFor") || elementArray[i].getAttribute("for"))
      {
        if (elementArray[i].htmlFor == attributeValue)
        {
          matchedArray[matchedArray.length] = elementArray[i];
        }
      }
    }
    else if (elementArray[i].getAttribute(attribute) == attributeValue)
    {
      matchedArray[matchedArray.length] = elementArray[i];
    }
  }

  return matchedArray;
}

function getPosition(theElement)
{
  var positionX = 0;
  var positionY = 0;

  while (theElement != null)
  {
    positionX += theElement.offsetLeft;
    positionY += theElement.offsetTop;
    theElement = theElement.offsetParent;
  }
  
  return [positionX, positionY];
}

$(function() {
	$("#footer li a[href$='Luxury_Expenditures_Policy_Final.pdf']").click(function() {
		window.open($(this).attr("href"), "", "menubar=no, location=no, toolbar=no, scrollbars=yes, height=850, width=950, resizable=yes"); 
		return false;
	}).attr("title", $(this).attr("title")+" - Opens in new window");
});