// script provides functionality for the image rollovers
if (document.images) { //if at least on image exist in the dom
	edActoff = new Image // creates a new image in dom requires a img src to be specified with .src
	edActon = new Image
	edActoff.src = 'images/edActNav.jpg' // src for new image to be used with rollover
	edActon.src = 'images/edActNavOn.jpg'
	}
	else { // if the dom does not support images or has no images in the dom leave the orignal image in place 
		edActoff = ''
		edActon = ''
		document.edAct = ''
		}
if (document.images) {
	homeoff = new Image
	homeon = new Image
	homeoff.src = 'images/homeNav.jpg'
	homeon.src = 'images/homeNavOn.jpg'
	}
	else {
		homeoff = ''
		homeon = ''
		document.home = ''
		}	
if (document.images) {
	exConoff = new Image
	exConon = new Image
	exConoff.src = 'images/exConNav.jpg'
	exConon.src = 'images/exConNavOn.jpg'
	}
	else {
		exConoff = ''
		exConon = ''
		document.exCon = ''
		}	
if (document.images) {
	evCaloff = new Image
	evCalon = new Image
	evCaloff.src = 'images/evCalNav.jpg'
	evCalon.src = 'images/evCalNavOn.jpg'
	}
	else {
		evCaloff = ''
		evCalon = ''
		document.evCal = ''
		}	
if (document.images) {
	bMoff = new Image
	bMon = new Image
	bMoff.src = 'images/beMemNav.jpg'
	bMon.src = 'images/beMemNavOn.jpg'
	}
	else {
		bMoff = ''
		bMon = ''
		document.bM = ''
		}	
if (document.images) {
	conoff = new Image
	conon = new Image
	conoff.src = 'images/contactNav.jpg'
	conon.src = 'images/contactNavOn.jpg'
	}
	else {
		conoff = ''
		conon = ''
		document.con = ''
		}