//script for internal rotating images
var imagearray = new Array('images/header/header1.gif','images/header/header2.gif','images/header/header4.gif');
var j = 0
var p = imagearray.length;
var preBuffer = new Array()
for (i = 0; i < p; i++){
   preBuffer[i] = new Image()
   preBuffer[i].src = imagearray[i]
}
var whichImage = Math.round(Math.random()*(p-1));
function showImage(){
document.write('<img src="'+imagearray[whichImage]+'" width="760" height="188" alt="Beyond Compliance...Protecting Alaskas Environment.  Alaska Chadux Corporation." border="0">');
}

//script for pop up windows
function NewWindow(mypage, myname, w, h, tool, scroll) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',toolbar='+tool+',scrollbars='+scroll+',resizable'
	win = window.open(mypage, myname, winprops)
	if (parseInt(navigator.appVersion) >= 4) { 
		win.window.focus(); 
	}
}
<!-- ;


function getObj(name) {
    if (document.getElementById) {
        return document.getElementById(name).style;
    } else
    if (document.all) {
        return document.all[name].style;
    } else
    if (document.layers) {
        return document.layers[name];
    }
}

var layers = new Array(
'page1',
'page2',
'page3' // <- no comma at the last entry
);

function show() {
    for (i=0; i < layers.length; i++) {
		if (layers[i] == arguments[0]) { 
			getObj(layers[i]).visibility = 'visible';
   			getObj(layers[i]).display = 'block';
		} else {
			getObj(layers[i]).visibility = 'hidden';
   			getObj(layers[i]).display = 'none';
		}
	}
}
function hideAll() {
    for (i=0; i < layers.length; i++) getObj(layers[i]).display = 'none';
}
//-->