if (document.images) {
	home = new Image
	ces = new Image
	sound = new Image
	mental = new Image
	healthy = new Image
	aging = new Image
	tapping = new Image	
	tapes = new Image
	
	home.src = "images/home_on.gif"
	ces.src = "images/ces_on.gif"
	sound.src = "images/sound_on.gif"
	mental.src = "images/mental_on.gif"
	healthy.src = "images/healthy_on.gif"
	aging.src = "images/aging_on.gif"
	tapping.src = "images/tapping_on.gif"
	tapes.src = "images/tapes_on.gif"
	}
else {
	home = ""
	ces = ""
	sound = ""
	mental = ""
	healthy = ""
	aging = ""
	tapping = ""
	tapes = ""
	}

	
		
	topPic = new Array ("images/top1.jpg", "images/top3.jpg", "images/top4.jpg", "images/top5.jpg", "images/top8.jpg")
	imgCt = topPic.length
	
	function choosePic() {
		if (document.images) {
			randomNum = Math.floor ((Math.random() * imgCt))
			document.top.src=topPic[randomNum]
			}
		}