var images;
images = new Array();

images[0] = new Image;	images[0].src = "http://static.quiksilver-europe.com/www/billeterie.bo-pb.com/html/billetterie/pics/acheterDesPlaces.fr.png";
images[1] = new Image;	images[1].src = "http://static.quiksilver-europe.com/www/billeterie.bo-pb.com/html/billetterie/pics/acheterDesPlacesHover.fr.png";

function roll( img, nb ) {
	eval( "img.src = images["+nb+"].src" );
}