if (document.images) {
	homeSelect = new Image();
        homeSelect.src = "graphics/homeSelect.jpg";
        home = new Image();
        home.src = "graphics/home.jpg";

	membersSelect = new Image();
        membersSelect.src = "graphics/membersSelect.jpg";
        members = new Image();
        members.src = "graphics/members.jpg";

	amrSelect = new Image();
        amrSelect.src = "graphics/amrSelect.jpg";
        amr = new Image();
        amr.src = "graphics/amr.jpg";

	researchSelect = new Image();
        researchSelect.src = "graphics/researchSelect.jpg";
        research = new Image();
        research.src = "graphics/research.jpg";

	publicationsSelect = new Image();
        publicationsSelect.src = "graphics/publicationsSelect.jpg";
        publications = new Image();
        publications.src = "graphics/publications.jpg";

	openingsSelect = new Image();
        openingsSelect.src = "graphics/openingsSelect.jpg";
        openings = new Image();
        openings.src = "graphics/openings.jpg";
}

function imgSelect(imgName) {
        if (document.images) {
          document[imgName].src = eval(imgName + "Select.src");
        }
}

function imgUnselect(imgName) {
        if (document.images) {
          document[imgName].src = eval(imgName + ".src");
        }
}