if (document.images)
{
aboutnav = new Image;
aboutnav_roll = new Image;
sustainabilitynav = new Image;
sustainabilitynav_roll = new Image;
featuresnav = new Image;
featuresnav_roll = new Image;
plan_floornav = new Image;
plan_floornav_roll = new Image;
plan_sitenav = new Image;
plan_sitenav_roll = new Image;
plan_retailnav = new Image;
plan_retailnav_roll = new Image;
plan_parkingnav = new Image;
plan_parkingnav_roll = new Image;
plan_residentialnav = new Image;
plan_residentialnav_roll = new Image;
plan_unit_1nav = new Image;
plan_unit_1nav_roll = new Image;
plan_unit_2nav = new Image;
plan_unit_2nav_roll = new Image;
plan_unit_3nav = new Image;
plan_unit_3nav_roll = new Image;
plan_unit_4nav = new Image;
plan_unit_4nav_roll = new Image;
plan_unit_5nav = new Image;
plan_unit_5nav_roll = new Image;
plan_unit_6nav = new Image;
plan_unit_6nav_roll = new Image;
lincoln_squarenav = new Image;
lincoln_squarenav_roll = new Image;
terra_firmanav = new Image;
terra_firmanav_roll = new Image;
contactnav = new Image;
contactnav_roll = new Image;
progressnav = new Image;
progressnav_roll = new Image;

aboutnav.src = "image/nav/about.gif";
aboutnav_roll.src = "image/nav/about_roll.gif";
sustainabilitynav.src = "image/nav/sustainability.gif";
sustainabilitynav_roll.src = "image/nav/sustainability_roll.gif";
featuresnav.src = "image/nav/features.gif";
featuresnav_roll.src = "image/nav/features_roll.gif";
plan_floornav.src = "image/nav/plan_floor.gif";
plan_floornav_roll.src = "image/nav/plan_floor_roll.gif";
plan_sitenav.src = "image/nav/plan_site.gif";
plan_sitenav_roll.src = "image/nav/plan_site_roll.gif";
plan_retailnav.src = "image/nav/plan_retail.gif";
plan_retailnav_roll.src = "image/nav/plan_retail_roll.gif";
plan_parkingnav.src = "image/nav/plan_parking.gif";
plan_parkingnav_roll.src = "image/nav/plan_parking_roll.gif";
plan_residentialnav.src = "image/nav/plan_residential.gif";
plan_residentialnav_roll.src = "image/nav/plan_residential_roll.gif";
plan_unit_1nav.src = "image/nav/plan_unit_1.gif";
plan_unit_1nav_roll.src = "image/nav/plan_unit_1_roll.gif";
plan_unit_2nav.src = "image/nav/plan_unit_2.gif";
plan_unit_2nav_roll.src = "image/nav/plan_unit_2_roll.gif";
plan_unit_3nav.src = "image/nav/plan_unit_3.gif";
plan_unit_3nav_roll.src = "image/nav/plan_unit_3_roll.gif";
plan_unit_4nav.src = "image/nav/plan_unit_4.gif";
plan_unit_4nav_roll.src = "image/nav/plan_unit_4_roll.gif";
plan_unit_5nav.src = "image/nav/plan_unit_5.gif";
plan_unit_5nav_roll.src = "image/nav/plan_unit_5_roll.gif";
plan_unit_6nav.src = "image/nav/plan_unit_6.gif";
plan_unit_6nav_roll.src = "image/nav/plan_unit_6_roll.gif";
lincoln_squarenav.src = "image/nav/lincoln_square.gif";
lincoln_squarenav_roll.src = "image/nav/lincoln_square_roll.gif";
terra_firmanav.src = "image/nav/terra_firma.gif";
terra_firmanav_roll.src = "image/nav/terra_firma_roll.gif";
contactnav.src = "image/nav/contact.gif";
contactnav_roll.src = "image/nav/contact_roll.gif";
progressnav.src = "image/nav/progress.gif";
progressnav_roll.src = "image/nav/progress_roll.gif";
}