if (document.images) {
    
	
	
		var imagesNormal = new Object();
		imagesNormal["mn_philosophy"] = new Image(71, 20);
		imagesNormal["mn_philosophy"].src = "/i/mn_philosophy.gif";
		imagesNormal["mn_calendar"] = new Image(98, 20);
		imagesNormal["mn_calendar"].src = "/i/mn_calendar.gif";
		imagesNormal["mn_contacts"] = new Image(89, 20);
		imagesNormal["mn_contacts"].src = "/i/mn_contacts.gif";
		imagesNormal["mn_news"] = new Image(45, 20);
		imagesNormal["mn_news"].src = "/i/mn_news.gif";
		imagesNormal["mn_press"] = new Image(107, 20);
		imagesNormal["mn_press"].src = "/i/mn_press.gif";
		imagesNormal["mn_forum"] = new Image(10, 20);
		imagesNormal["mn_forum"].src = "/i/mn_forum.gif";
		
		var imagesHilite = new Object();
		imagesHilite["mn_philosophy"] = new Image(71, 20);
		imagesHilite["mn_philosophy"].src = "/i/mn_philosophy_active.gif";
		imagesHilite["mn_calendar"] = new Image(98, 20);
		imagesHilite["mn_calendar"].src = "/i/mn_calendar_active.gif";
		imagesHilite["mn_contacts"] = new Image(89, 20);
		imagesHilite["mn_contacts"].src = "/i/mn_contacts_active.gif";	
		imagesHilite["mn_news"] = new Image(45, 20);
		imagesHilite["mn_news"].src = "/i/mn_news_active.gif";
		imagesHilite["mn_press"] = new Image(107, 20);
		imagesHilite["mn_press"].src = "/i/mn_press_active.gif";
		imagesHilite["mn_forum"] = new Image(1, 1);
		imagesHilite["mn_forum"].src = "/i/mn_forum_active.gif";

}

// generic swappable image changer
function setImage(evt) {
    if (document.images) {
        // equalize W3C and IE event objects
        evt = (evt) ? evt : ((window.event) ? window.event : null);
        if (evt) {
            // equalize W3C and IE event property
            var elem = (evt.target) ? evt.target : 
                       ((evt.srcElement) ? evt.srcElement : null);
            // filter out older browsers (elem==null) and unswappable elements
            if (elem && elem.className == "swappable") {
               // let event type govern state
                switch (evt.type) {
                    case "mouseover":
                        elem.src = imagesHilite[elem.id].src;
                        break;
                    case "mouseout":
                        elem.src = imagesNormal[elem.id].src;
                        break;
                }
            }
        }
    }
}
// top-level event handlers grab bubbled events
document.onmouseover=setImage;
document.onmouseout=setImage;