if (document.images)
{
homenav = new Image;
homenav_roll = new Image;
aboutnav = new Image;
aboutnav_roll = new Image;
missionnav = new Image;
missionnav_roll = new Image;
joinnav = new Image;
joinnav_roll = new Image;
orgsnav = new Image;
orgsnav_roll = new Image;
linksnav = new Image;
linksnav_roll = new Image;
contactnav = new Image;
contactnav_roll = new Image;
eventsnav = new Image;
eventsnav_roll = new Image;
museumnav = new Image;
museumnav_roll = new Image;
librarynav = new Image;
librarynav_roll = new Image;
schoolnav = new Image;
schoolnav_roll = new Image;
hallsnav = new Image;
hallsnav_roll = new Image;
internshipsnav = new Image;
internshipsnav_roll = new Image;

homenav.src = "image/nav/home.gif";
homenav_roll.src = "image/nav/home_roll.gif";
aboutnav.src = "image/nav/about.gif";
aboutnav_roll.src = "image/nav/about_roll.gif";
missionnav.src = "image/nav/mission.gif";
missionnav_roll.src = "image/nav/mission_roll.gif";
joinnav.src = "image/nav/join.gif";
joinnav_roll.src = "image/nav/join_roll.gif";
orgsnav.src = "image/nav/orgs.gif";
orgsnav_roll.src = "image/nav/orgs_roll.gif";
linksnav.src = "image/nav/links.gif";
linksnav_roll.src = "image/nav/links_roll.gif";
contactnav.src = "image/nav/contact.gif";
contactnav_roll.src = "image/nav/contact_roll.gif";
eventsnav.src = "image/nav/events.gif";
eventsnav_roll.src = "image/nav/events_roll.gif";
museumnav.src = "image/nav/museum.gif";
museumnav_roll.src = "image/nav/museum_roll.gif";
librarynav.src = "image/nav/library.gif";
librarynav_roll.src = "image/nav/library_roll.gif";
schoolnav.src = "image/nav/school.gif";
schoolnav_roll.src = "image/nav/school_roll.gif";
hallsnav.src = "image/nav/halls.gif";
hallsnav_roll.src = "image/nav/halls_roll.gif";
internshipsnav.src = "image/nav/internships.gif";
internshipsnav_roll.src = "image/nav/internships_roll.gif";
}

else
{
home = "";
home_roll = "";
home.home.src = "";
about = "";
about_roll = "";
about.home.src = "";
mission = "";
mission_roll = "";
mission.home.src = "";
join = "";
join_roll = "";
join.home.src = "";
orgs = "";
orgs_roll = "";
orgs.home.src = "";
links = "";
links_roll = "";
links.home.src = "";
contact = "";
contact_roll = "";
contact.home.src = "";
events = "";
events_roll = "";
events.home.src = "";
museum = "";
museum_roll = "";
museum.home.src = "";
library = "";
library_roll = "";
library.home.src = "";
school = "";
school_roll = "";
school.home.src = "";
halls = "";
halls_roll = "";
halls.home.src = "";
internships = "";
internships_roll = "";
internships.home.src = "";
}