// preload images

// top images for main theme
nav_home_on = new Image();
nav_home_on.src="/display_images/UKSF/navigation/home_on.gif";
nav_home_off = new Image();
nav_home_off.src="/display_images/UKSF/navigation/home_off.gif";

nav_aboutus_on = new Image();
nav_aboutus_on.src="/display_images/UKSF/navigation/aboutus_on.gif";
nav_aboutus_off = new Image();
nav_aboutus_off.src="/display_images/UKSF/navigation/aboutus_off.gif";

nav_events_on = new Image();
nav_events_on.src="/display_images/UKSF/navigation/events_on.gif";
nav_events_off = new Image();
nav_events_off.src="/display_images/UKSF/navigation/events_off.gif";

nav_resources_on = new Image();
nav_resources_on.src="/display_images/UKSF/navigation/resources_on.gif";
nav_resources_off = new Image();
nav_resources_off.src="/display_images/UKSF/navigation/resources_off.gif";