function IEHoverPseudo() {

	var navItems = document.getElementById("primary_nav").getElementsByTagName("li");

	for (var i=0; i<navItems.length; i++) {
	
			navItems[i].onmouseover=function() { this.className = " over"; }
			navItems[i].onmouseout=function() { this.className = ""; }
	
	}

}
function flicker_fix(){
		//-- for IE6 but not IE7, Moz, Safari, Opera...
			if (typeof document.body.style.maxHeight == "undefined") {
				try {
					document.execCommand('BackgroundImageCache', false, true);
				} catch(e) { /* unless it's not IE6... */ }
		}
}
function init(){
		flicker_fix();
		IEHoverPseudo();
}
window.onload = init;