var jsHover = function() {

	var hEls = document.getElementById("nav").getElementsByTagName("li");

	if ( window.attachEvent && navigator.userAgent.indexOf("Opera") == -1 ) {
		for (var i=0, len=hEls.length; i<len; i++) {
		  hEls[i].onmouseover=function() { this.className+=" jshover"; }
		  hEls[i].onmouseout=function() { this.className=this.className.replace(" jshover", ""); }
		}
	}

}