//--------------------------//
//    Personalizzazione    //
//--------------------------//
var cartella = "pagine/img/img_home/";

var estensione = "jpg";


//var num_immagini = "30";
var num_immagini = "4";

var tempo = "7000";
//--------------------------//

var ws_images;
var ws_load;

var idx;
var num;

var period;
var running;

var extension;

		
function oscroller_init() {
	ws_images = new Array();
	ws_load = new Array();
		
	idx = -1;
	num = num_immagini;
	period = tempo;
		
	extension = "." + estensione;

	load();
			
	running = true;

	setTimeout('scroll()',period);
}
		
function scroll() {
	if(running) {
		idx++;

//if (idx == 0 || idx == 20 || idx == 30) {
//		tempo = "10000";
//		}
//	        else {
//		tempo = "60";	
//		// tempo = "20";
//		}
//
//if (idx == 10) 	{ 
//	tempo = "4000";
//		}

period = tempo
		if(idx>=num) {
			idx=0;
		}
		document.images.partenza.src = ws_images[idx].src;
		
		setTimeout("scroll()",period);
	}
}
		
function stop() {
	running = false;
}
		
function show(i) {
	stop();
	idx=i;
	document.images.partenza.src = ws_images[idx].src;
}
		
function run() {
	if(!running) {
		running=true;
		scroll();
	}
}
		
function load() {
	for(i=0;i<num;i++) {
		loadImage(i);
	}
}
		
function loadImage(i) {
	ws_images[i] = new Image();
	ws_images[i].src = cartella + i + extension;
}