var CurrentMenuItem;
var MenuHighlight;
var IFrame;

function findDOM(objectId) {
	if (document.getElementById)
	{
		return (document.getElementById(objectId));
	}
	if (document.all)
	{
		return (document.all[objectId]);
	}
}

function HighlightMenu(i)
{
  i.style.color = rgb(0,255,0);
  MenuHighlight.style.visibility = "hidden";
  MenuHighlight.style.left = i.style.left + 5;
  MenuHighlight.style.top = i.style.top - 5;
  MenuHighlight.style.visibility = "visible";  
}

function FadeIn(e)
{
  e.filters.revealTrans.apply();
  e.style.visibility = "visible";
  e.filters.revealTrans.play();
}

function FadeOut(e)
{
  e.filters.revealTrans.apply();
  e.style.visibility="hidden";
  e.filters.revealTrans.play();
}

function LoadContent(c,f)
{
  if (f>0)
    FadeOut(IFrame);
 
  FadeOut(IFrame);

  if (c==0)
    IFrame.src = 'content/home.asp';

  FadeIn(IFrame);
}

function setInitialState()
{
  CurrentMenuItem = findDOM('Home');
  MenuHighlight = findDOM('MenuHighlight');
  IFrame = findDOM('ContentWindow');

  //HighlightMenu(CurrentMenuItem);
  LoadContent(0,0);
}

function SwapImage(e)
{
  var s = e.src.substring(e.src.length,e.src.length-7);
  var p = e.src.substring(0,e.src.length-7);

  if (s == "_on.jpg")
    e.src = p + "_off.jpg";
  else
    e.src = p.substring(0,p.length-1) + "_on.jpg";
}