sfHover = function() {
	var sfEls = document.getElementById("container").getElementsByTagName("div");
	if (sfHover)	{
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover = function() {
				this.className += " sfhover";
				document.getElementById("bigItem").style.display = "block";
			}
			sfEls[i].onmouseout = function() {
				this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
				document.getElementById("bigItem").style.display = "block"; 
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);