if (document.images){
btn_Amenities_on = new Image();
btn_Amenities_on.src = "/images/nav/onoff/btn_Amenities_on.gif";
btn_Amenities_off = new Image();
btn_Amenities_off.src = "/images/nav/onoff/btn_Amenities_off.gif";
btn_availablehomes_on = new Image();
btn_availablehomes_on.src = "/images/nav/onoff/btn_availablehomes_on.gif";
btn_availablehomes_off = new Image();
btn_availablehomes_off.src = "/images/nav/onoff/btn_availablehomes_off.gif";
btn_Community_on = new Image();
btn_Community_on.src = "/images/nav/onoff/btn_Community_on.gif";
btn_Community_off = new Image();
btn_Community_off.src = "/images/nav/onoff/btn_Community_off.gif";
btn_EstateSites_on = new Image();
btn_EstateSites_on.src = "/images/nav/onoff/btn_EstateSites_on.gif";
btn_EstateSites_off = new Image();
btn_EstateSites_off.src = "/images/nav/onoff/btn_EstateSites_off.gif";
btn_Home_on = new Image();
btn_Home_on.src = "/images/nav/onoff/btn_Home_on.gif";
btn_Home_off = new Image();
btn_Home_off.src = "/images/nav/onoff/btn_Home_off.gif";
}