function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			if (oldonload) {
				oldonload();
			}
			func();
		}
	}
}
function setInnerText(element,value) {
	if (document.all) {
		element.innerText = value;
	} else {
		element.textContent = value;
	}
}
function replaceTextWithImages() {
	var siteH1 = document.getElementById('sitetitle')
	setInnerText(siteH1,'');
	siteH1.style.backgroundImage = 'url(images/title.gif)';
}
function pickRandom(range) {
	if (Math.random)
		return Math.round(Math.random() * (range-1));
	else {
		var now = new Date();
		return (now.getTime() / 1000) % range;
	}
}
function loadImages(imgs){
	var ic = imgs.length;
	var choice = pickRandom(ic);
	newImage = "images/banners/" + imgs[choice];					
	if (document.getElementById) {
		var myimage = document.getElementById('headersampleimage').src = newImage;
	} else if (document.all) {
		document.all('headersampleimage').src.backgroundImage = newImage;
	} else if (document.layers) {
		document.layers('headersampleimage').src = newImage;
	}
}

addLoadEvent(replaceTextWithImages);