var curMouseover = 0;

function rubriekOnMouseover (id) {
	if (curMouseover) setDisplay ("mouseover_"+curMouseover, 0);
	curMouseover = id;
	setDisplay ("mouseover_"+curMouseover, 1);
}
function rubriekOnMouseout (id) {
	setDisplay ("mouseover_"+id, 0);
	curmouseover = 0;
}