if (document.images) {

 membershipon = new Image();
 membershipon.src = "/images/rhoneRangers/menu_membership_on.gif";

 membershipoff = new Image();
 membershipoff.src = "/images/rhoneRangers/menu_membership_off.gif";

 abouton = new Image();
 abouton.src = "/images/rhoneRangers/menu_about_on.gif";

 aboutoff = new Image();
 aboutoff.src = "/images/rhoneRangers/menu_about_off.gif";

 eventson = new Image();
 eventson.src = "/images/rhoneRangers/menu_events_on.gif";

 eventsoff = new Image();
 eventsoff.src = "/images/rhoneRangers/menu_events_off.gif";

 rhone_grapeson = new Image();
 rhone_grapeson.src = "/images/rhoneRangers/menu_rhone_grapes_on.gif";

 rhone_grapesoff = new Image();
 rhone_grapesoff.src = "/images/rhoneRangers/menu_rhone_grapes_off.gif";

 member_winerieson = new Image();
 member_winerieson.src = "/images/rhoneRangers/menu_member_wineries_on.gif";

 member_wineriesoff = new Image();
 member_wineriesoff.src = "/images/rhoneRangers/menu_member_wineries_off.gif";

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

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

 }