if (document.images) {
	card1 = new Image
	card2 = new Image
	card3 = new Image
	card4 = new Image
	card5 = new Image

	card1.src = "images/card-aotero.gif"
	card2.src = "images/card-ckave.gif"
	card3.src = "images/card-iscott.gif"
	card4.src = "images/card-lmills.gif"
	card5.src = "images/card-rabreu.gif"
}

function chgCrd(imgField,newImg) {
	if (document.images) {
		document[imgField].src = eval(newImg + ".src")
	}
}