function debug(obj)
{
	var x = "";
	for (var y in obj) x += "\t" + y;
	alert(x);
}

function rp_mouseOver(l,i)
{
	if (!document.images) return;

	if (document.images['main']) document.images["main"].src = aRollovers[i].src;
	if (thisLevel != i) if (l.parentNode) l.parentNode.className = "book"+i+"-bg";
}

function rp_mouseOut(l,i)
{
	if (!document.images) return;

	if (document.images['main']) document.images["main"].src = aRollovers[0].src;
	if (thisLevel != i) if (l.parentNode) l.parentNode.className = "";
}

function teacherPage()
{
	var theURL = document.location.href;
	return (theURL.indexOf("teachers.htm") >= 0);
}

var thisLevel = 0;
var aRollovers = new Array();
aRollovers[aRollovers.length] = new Image();
aRollovers[aRollovers.length-1].src = teacherPage()?"images/white0-teachers.gif":"images/white0.gif";
aRollovers[aRollovers.length] = new Image();
aRollovers[aRollovers.length-1].src = "images/white1.jpg"
aRollovers[aRollovers.length] = new Image();
aRollovers[aRollovers.length-1].src = "images/white2.jpg"
aRollovers[aRollovers.length] = new Image();
aRollovers[aRollovers.length-1].src = "images/white3.jpg"
aRollovers[aRollovers.length] = new Image();
aRollovers[aRollovers.length-1].src = "images/white4.jpg"