// Listener til at tilføje scripts
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();
    }
  }
}

/**
 *
 * @access public
 * @return void
 **/
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;
}