var navRoot = document.getElementById("menu");

if (document.all && navRoot) 
{
	var listItems = navRoot.getElementsByTagName("li");
	for (i = 0; i < listItems.length; i++) 
	{
		listItems[i].onmouseover=function() 
		{
			this.className+=" over";
		}
		listItems[i].onmouseout=function() 
		{
			this.className=this.className.replace(" over", "");
		}
	}
}

var imgNum = 0;
if (document.getElementById("i1")) {imgNum = getRandomImageNum(); document.getElementById("i1").src = "/images/page/" + (100 + imgNum) + ".jpg";}
if (document.getElementById("i2")) {imgNum = getRandomImageNum(imgNum); document.getElementById("i2").src = "/images/page/" + (100 + imgNum) + ".jpg";}
if (document.getElementById("i3")) {imgNum = getRandomImageNum(); document.getElementById("i3").src = "/images/page/" + imgNum + ".jpg";}
if (document.getElementById("i4")) {imgNum = getRandomImageNum(imgNum); document.getElementById("i4").src = "/images/page/" + imgNum + ".jpg";}

function getRandomImageNum(firstImageNum)
{
	var num = Math.floor(Math.random() * 12 + 1);
	
	if (firstImageNum)
	{
		while (firstImageNum == num) num = Math.floor(Math.random() * 12 + 1);
	}
	
	return num;
}

function popupImage(width, height, imageUrl)
{
	window.open(imageUrl, "imagePopup", "height=" + (height + 30) + ",width=" + (width + 30) + ",resizable=no,status=no,toolbar=no,menubar=no,location=no,scrollbars=no");
}