// Special handling for CSS-P redraw bug in Navigator 4
function handleResize() {
    if (isNN4) {
        // causes extra re-draw, but gotta do it to get banner object color drawn
        location.reload();
    } else {
        centerX("main", 50);
    }
}

function preload_images() {
	// make sure that old browsers don't trip up on image arrays
	if (document.images) {
		//
		//  hover (mouseover) images here
		//
		buttonHover = new Object();
		buttonHover["menu_aboutus"] = new Image(132,26);
		buttonHover["menu_aboutus"].src = "/images/nav/rev2/menu_aboutus_hover.gif";
		buttonHover["menu_ourmenu"] = new Image(132,26);
		buttonHover["menu_ourmenu"].src = "/images/nav/rev2/menu_ourmenu_hover.gif";
		buttonHover["menu_locations"] = new Image(132,26);
		buttonHover["menu_locations"].src = "/images/nav/rev2/menu_locations_hover.gif";
		buttonHover["menu_employment"] = new Image(133,26);
		buttonHover["menu_employment"].src = "/images/nav/rev2/menu_employment_hover.gif";
		buttonHover["menu_guestfeedback"] = new Image(133,26);
		buttonHover["menu_guestfeedback"].src = "/images/nav/rev2/menu_guestfeedback_hover.gif";
		buttonHover["menu_contact"] = new Image(133,26);
		buttonHover["menu_contact"].src = "/images/nav/rev2/menu_contact_hover.gif";
		//
		//  normal (mouseout) images here
		//
		buttonNormal = new Object();
		buttonNormal["menu_aboutus"] = new Image(132,26);
		buttonNormal["menu_aboutus"].src = "/images/nav/rev2/menu_aboutus_norm.gif";
		buttonNormal["menu_ourmenu"] = new Image(132,26);
		buttonNormal["menu_ourmenu"].src = "/images/nav/rev2/menu_ourmenu_norm.gif";
		buttonNormal["menu_locations"] = new Image(132,26);
		buttonNormal["menu_locations"].src = "/images/nav/rev2/menu_locations_norm.gif";
		buttonNormal["menu_employment"] = new Image(133,26);
		buttonNormal["menu_employment"].src = "/images/nav/rev2/menu_employment_norm.gif";
		buttonNormal["menu_guestfeedback"] = new Image(133,26);
		buttonNormal["menu_guestfeedback"].src = "/images/nav/rev2/menu_guestfeedback_norm.gif";
		buttonNormal["menu_contact"] = new Image(133,26);
		buttonNormal["menu_contact"].src = "/images/nav/rev2/menu_contact_norm.gif";
	}
}	
		
function rollover(imageId, type) {

	var image = getRawObject(imageId);
	
	if (type == "hover") {
		if (imageId != activeId) {
			image.src = buttonHover[imageId].src;
		}
		return true;
	}
	else if (type == "normal") {
		if (imageId != activeId) {
			image.src = buttonNormal[imageId].src;
		}
		return true;
	}
	else if (type == "active") {
		if (activeId && (imageId != activeId)) {
			var active_img = getRawObject(activeId);
			active_img.src = buttonNormal[activeId].src;
		}
		image.src = buttonHover[imageId].src;
		activeId = imageId;
		return true; 
	}
	else
		return true;
}