window.onload = rolloverInit;

function rolloverInit() {
	var imgParent, divImages;
	divImages = document.getElementById('slideshow').getElementsByTagName('img');
	
	for (var i=0, len=divImages.length; i<len; i++)
		if ((imgParent=divImages[i].parentNode).tagName == "A")
			setupRollover( divImages[i]);
}

function setupRollover(thisImage) {
	thisImage.outImage = new Image();
	thisImage.outImage.src = thisImage.src;
	thisImage.onmouseout = rollOut;
	
	thisImage.overImage = new Image();
	thisImage.overImage.src = "images/" + thisImage.id + "_on.gif";
	thisImage.onmouseover = rollOver;
}

function rollOut() {
	this.src = this.outImage.src;	
}
function rollOver() {
	this.src = this.overImage.src;	
}

var	myDiv = new Array();
	myDiv[0] = "tyco";
	myDiv[1] = "scu";
	myDiv[2] = "usf";
	myDiv[3] = "elkhorn";
	myDiv[4] = "coastGuard";
	myDiv[5] = "placerCounty";
	myDiv[6] = "kenilworth";
	myDiv[7] = "redbluff";

var thisDiv = 0;
var divCt = myDiv.length - 1;

function chgSlide(direction) {
	document.getElementById('tyco').style.display='none';
	document.getElementById('scu').style.display='none';
	document.getElementById('usf').style.display='none';
	document.getElementById('elkhorn').style.display='none';
	document.getElementById('coastGuard').style.display='none';
	document.getElementById('placerCounty').style.display='none';
	document.getElementById('kenilworth').style.display='none';
	document.getElementById('redbluff').style.display='none';

	if (document.images) {
	thisDiv = thisDiv + direction;
		if (thisDiv > divCt) {
			thisDiv = 0;
		}
		if (thisDiv < 0) {
		thisDiv = divCt;
		}
		document.getElementById(myDiv[thisDiv]).style.display='block';
	}
}