function fade_and_delay(current) {
	$('#highlight'+current).css('z-index','3');
 	if (current < highlight_number) {
	next = current+1;
	} else {
		next = 1;
 	}
 	$('#highlight'+next).css('z-index','2');
	$('#highlight'+current).delay(2000).fadeOut(1500, function() {
		$('#highlight'+next).css('z-index','3');
 		$('#highlight'+current).css('z-index','1');
		$('#highlight'+current).show();
 		fade_and_delay(next);
 	});
}