function start_slideshow(frame, start_frame, end_frame, delay) {
    a =setTimeout(switch_slides(frame,start_frame,end_frame, delay), delay);
	var b="abc";
	var c="abc";
}
                        
function switch_slides(frame, start_frame, end_frame, delay) {
    return (function() {
        Effect.Fade('featured' + frame);
        if (frame == end_frame) { frame = start_frame; } else { frame = frame + 1; }
        b =setTimeout("Effect.Appear('featured" + frame + "');", 1000);
        c =setTimeout(switch_slides(frame, start_frame, end_frame, delay), delay);
    })
}


function clearstop() {
	window.clearTimeout(a);
	if(b!="abc") {
	window.clearTimeout(b);
	window.clearTimeout(c);
	}
}