if (document.images) {
	tyaOn = new Image
	tyaOff = new Image
	politicsOn = new Image
	politicsOff = new Image
	businessOn = new Image
	businessOff = new Image
	techOn = new Image
	techOff = new Image
	amOn = new Image
	amOff = new Image
	
	tyaOn.src = "/time/europe/forecast2001/images/rollovers/tya_on.gif"
	tyaOff.src = "/time/europe/forecast2001/images/rollovers/tya_off.gif"
	politicsOn.src = "/time/europe/forecast2001/images/rollovers/politics_on.gif"
	politicsOff.src = "/time/europe/forecast2001/images/rollovers/politics_off.gif"
	businessOn.src = "/time/europe/forecast2001/images/rollovers/business_on.gif"
	businessOff.src = "/time/europe/forecast2001/images/rollovers/business_off.gif"
	techOn.src = "/time/europe/forecast2001/images/rollovers/tech_on.gif"
	techOff.src = "/time/europe/forecast2001/images/rollovers/tech_off.gif"
	amOn.src = "/time/europe/forecast2001/images/rollovers/am_on.gif"
	amOff.src = "/time/europe/forecast2001/images/rollovers/am_off.gif"
	
	
	wefOn = new Image
	wefOff = new Image
	dsptchOn = new Image
	dsptchOff = new Image
	intvuOn = new Image
	intvuOff = new Image
	photoOn = new Image
	photoOff = new Image
	archiveOn = new Image
	archiveOff = new Image
	
	wefOn.src = "/time/europe/forecast2001/images/rollovers/wef_on.gif"
	wefOff.src = "/time/europe/forecast2001/images/rollovers/wef_off.gif"
	dsptchOn.src = "/time/europe/forecast2001/images/rollovers/dispatches_on.gif"
	dsptchOff.src = "/time/europe/forecast2001/images/rollovers/dispatches_off.gif"
	intvuOn.src = "/time/europe/forecast2001/images/rollovers/intvu_on.gif"
	intvuOff.src = "/time/europe/forecast2001/images/rollovers/intvu_off.gif"
	photoOn.src = "/time/europe/forecast2001/images/rollovers/photos_on.gif"
	photoOff.src = "/time/europe/forecast2001/images/rollovers/photos_off.gif"
	archiveOn.src = "/time/europe/forecast2001/images/rollovers/archives_on.gif"
	archiveOff.src = "/time/europe/forecast2001/images/rollovers/archives_off.gif"
}

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