///////////////////////////////////////////////////////////////////
// Copyright (c) 2001-2004 Keith Bordonaro
///////////////////////////////////////////////////////////////////
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 = 0; // starting image index
	
	num = 9;
	
	period = 1000;

	extension = ".jpg";
	
	load();			

	running = true;
	
	setTimeout('scroll()',period);
}
		
function scroll() {
	if(running) {
		idx++;
		if(idx>=num) {
			idx=0;
		}
		document.images.slot.src = ws_images[idx].src;
		
		setTimeout("scroll()",period);
	}
}
		
function stop() {
	running = false;
}
		
function show(i) {
	stop();
	idx=i;
	document.images.slot.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 = "photos/sierra/" + i + extension;
}