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";

 vineyardson = new Image();
 vineyardson.src = "/images/menu_vineyards_on.gif";

 vineyardsoff = new Image();
 vineyardsoff.src = "/images/menu_vineyards_off.gif";

 visiton = new Image();
 visiton.src = "/images/menu_visit_on.gif";

 visitoff = new Image();
 visitoff.src = "/images/menu_visit_off.gif";

 teamon = new Image();
 teamon.src = "/images/menu_team_on.gif";

 teamoff = new Image();
 teamoff.src = "/images/menu_team_off.gif";

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

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

 clubon = new Image();
 clubon.src = "/images/menu_club_on.gif";

 cluboff = new Image();
 cluboff.src = "/images/menu_club_off.gif";

 orderon = new Image();
 orderon.src = "/images/menu_order_on.gif";

 orderoff = new Image();
 orderoff.src = "/images/menu_order_off.gif";

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

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

 tradeon = new Image();
 tradeon.src = "/images/menu_trade_on.gif";

 tradeoff = new Image();
 tradeoff.src = "/images/menu_trade_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=yes,resize=no,menubar=no")
}