// JavaScript Document

<!--
    // JavaScript to interpolate random images into a page.

var na = 4;
var naga = new Array(na);
naga[0] = "images/tacos.jpg"; 
naga[1] = "images/tacos1.jpg"; 
naga[2] = "images/tacos2.jpg"; 
naga[3] = "images/tacos3.jpg"; 

function pickRandom(range) {
if (Math.random)
return Math.round(Math.random() * (range-1));
else {
var now = new Date();
return (now.getTime() / 1000) % range;
}
}
// Write out an IMG tag, using a randomly-chosen image name.
var man = 0;
// -->
var secs
var timerID = null
var timerRunning = false
var delay = 1000
function InitializeTimer()
{
    // Set the length of the timer, in seconds
    secs = 2;
    StopTheClock();
    StartTheTimer();
}

function StopTheClock()
{
    if(timerRunning)
        clearTimeout(timerID);
    timerRunning = false;
}

function StartTheTimer()
{
    if (secs==0)
    {
        //man = pickRandom(na);
		man++;
		if (man==4) man=0;
		document.scrollimg.src=naga[man];
		InitializeTimer();
    }
    else
    {
        secs = secs - 1;
        timerRunning = true;
        timerID = self.setTimeout("StartTheTimer()", delay);
    }
}