if (document.images) {
	opendaysOff = new Image
	opendaysOn = new Image
	homestudyOff = new Image
	homestudyOn = new Image
	termdatesOff = new Image
	termdatesOn = new Image

	opendaysOff.src = "images/right-opendays-off.png"
	opendaysOn.src = "images/right-opendays-on.png"
	homestudyOff.src = "images/right-homestudy-off.png"
	homestudyOn.src = "images/right-homestudy-on.png"
	termdatesOff.src = "images/right-termdates-off.png"
	termdatesOn.src = "images/right-termdates-on.png"
}

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