// JavaScript Document

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		nasl_01_over = newImage("images/nasl_01-over.jpg");
		nasl_02_over = newImage("images/nasl_02-over.jpg");
		nasl_03_over = newImage("images/nasl_03-over.jpg");
		nasl_04_over = newImage("images/nasl_04-over.jpg");
		nasl_05_over = newImage("images/nasl_05-over.jpg");
		nasl_06_over = newImage("images/nasl_06-over.jpg");
		nasl_08_over = newImage("images/nasl_08-over.jpg");
		nasl_09_over = newImage("images/nasl_09-over.jpg");
		nasl_10_over = newImage("images/nasl_10-over.jpg");
		nasl_11_over = newImage("images/nasl_11-over.jpg");
		nasl_12_over = newImage("images/nasl_12-over.jpg");
		nasl_13_over = newImage("images/nasl_13-over.jpg");
		nasl_14_over = newImage("images/nasl_14-over.jpg");
		nasl_15_over = newImage("images/nasl_15-over.jpg");
		preloadFlag = true;
	}
}

function dothis()
{
window.setTimeout('dothis();',11000);
var images = new Array (
    'images/welcome_starv2.jpg',
    'images/welcome_starv2.jpg',
    'images/welcome_starv2.jpg'
  );
  var randomIndex = Math.floor(images.length * Math.random());
  //document.write('<IMG SRC="' + images[randomIndex] + '">');
  document.getElementById('img1').src = images[randomIndex]
  }