var delay = 4000;
// var delay = 1000; modif quentin
var start_frame = 0;

function init() {
	if(document.getElementById('slide-images')) {
		
		var lis = $('slide-images').getElementsByTagName('li');
		
		for(i=1; i < lis.length; i++){
			if(i!=0){
				lis[i].style.display = 'none';
			}
		}
		end_frame = lis.length -1;
		
		document.getElementById('mask').style.display = 'block';
		
		start_slideshow(start_frame, end_frame, delay, lis);
	}	
}



function start_slideshow(start_frame, end_frame, delay, lis) {
	setTimeout(fadeInOut(start_frame,start_frame,end_frame, delay, lis), delay);
}


function fadeInOut(frame, start_frame, end_frame, delay, lis) {
	return (function() {
		lis = $('slide-images').getElementsByTagName('li');
		Effect.Fade(lis[frame]);
		// modif
		if (frame > 1) {
			delay = 1000;
			document.getElementById('mask').setAttribute('class','delete');	
		}
		if (frame == end_frame) { frame = start_frame; } else { frame++; }
		lisAppear = lis[frame];
		setTimeout("Effect.Appear(lisAppear);", 0);
		setTimeout(fadeInOut(frame, start_frame, end_frame, delay), delay + 1850);
	})
	
}


Event.observe(window, 'load', init, false);