function ieHover()
{
	var blocks = document.getElementsByTagName("li");
	for(var k=0; k<blocks.length; k++){
		if(blocks[k].className.indexOf("photo-box") != -1){
			blocks[k].onmouseover = function() 
			{
				this.className += " photo-box-hover";
			}
			blocks[k].onmouseout = function()
			{
				this.className = this.className.replace(" photo-box-hover", "");
			}
		}
	}
}

if (window.attachEvent && !window.opera){
	window.attachEvent("onload", ieHover);
}