if (document.images) {

 homeon = new Image();
 homeon.src = "/images/menu_home_on.gif";

 homeoff = new Image();
 homeoff.src = "/images/menu_home_off.gif";

 wineson = new Image();
 wineson.src = "/images/menu_wines_on.gif";

 winesoff = new Image();
 winesoff.src = "/images/menu_wines_off.gif";

 wine_clubon = new Image();
 wine_clubon.src = "/images/menu_wine_club_on.gif";

 wine_cluboff = new Image();
 wine_cluboff.src = "/images/menu_wine_club_off.gif";

 shopon = new Image();
 shopon.src = "/images/menu_shop_on.gif";

 shopoff = new Image();
 shopoff.src = "/images/menu_shop_off.gif";

 newson = new Image();
 newson.src = "/images/menu_news_on.gif";

 newsoff = new Image();
 newsoff.src = "/images/menu_news_off.gif";

 photoson = new Image();
 photoson.src = "/images/menu_photos_on.gif";

 photosoff = new Image();
 photosoff.src = "/images/menu_photos_off.gif";

 contacton = new Image();
 contacton.src = "/images/menu_contact_on.gif";

 contactoff = new Image();
 contactoff.src = "/images/menu_contact_off.gif";

 }

function Open(page, width, height) {
LeftPosition = (screen.width) ? (screen.width-width)/2 : 0;
TopPosition = (screen.height) ? (screen.height-height)/2 : 0;
OpenWin = this.open(page,"PopupWindow","toolbar=no,width="+width+",height="+height+",left="+LeftPosition+",top="+TopPosition+",directories=no,status=no,scrollbars=no,resize=no,menubar=no")
}