function Illuminate(imgDocID,imgObjName) {

document.images[imgDocID].src = eval(imgObjName + ".src")}

hearing_loss = new Image;
hearing_loss.src = "nav_hearing_loss.gif";
hearing_loss_over = new Image;
hearing_loss_over.src = "nav_hearing_loss_over.gif";
hearing_loss_at = new Image;
hearing_loss_at.src = "nav_hearing_loss_at.gif";

hearing_aids = new Image;
hearing_aids.src = "nav_hearing_aids.gif";
hearing_aids_over = new Image;
hearing_aids_over.src = "nav_hearing_aids_over.gif";
hearing_aids_at = new Image;
hearing_aids_at.src = "nav_hearing_aids_at.gif";

compare_hearing_aids = new Image;
compare_hearing_aids.src = "price_comparison_black3.gif";
compare_hearing_aids_over = new Image;
compare_hearing_aids_over.src = "price_comparison3.gif";
compare_hearing_aids_at = new Image;
compare_hearing_aids_at.src = "comparison_hearing_aids_at.gif";

locations = new Image;
locations.src = "nav_locations.gif";
locations_over = new Image;
locations_over.src = "nav_locations_over.gif";
locations_at = new Image;
locations_at.src = "nav_locations_at.gif";

faqs = new Image;
faqs.src = "nav_faqs.gif";
faqs_over = new Image;
faqs_over.src = "nav_faqs_over.gif";
faqs_at = new Image;
faqs_at.src = "nav_faqs_at.gif";

step1 = new Image;
step1.src = "nav_step1.jpg";
step1_over = new Image;
step1_over.src = "nav_step1_over.jpg";
step1_at = new Image;
step1_at.src = "nav_step1_at.jpg";

step2 = new Image;
step2.src = "nav_step2.jpg";
step2_over = new Image;
step2_over.src = "nav_step2_over.jpg";
step2_at = new Image;
step2_at.src = "nav_step2_at.jpg";

step3 = new Image;
step3.src = "nav_step3.jpg";
step3_over = new Image;
step3_over.src = "nav_step3_over.jpg";
step3_at = new Image;
step3_at.src = "nav_step3_at.jpg";

step1_sidebar = new Image;
step1_sidebar.src = "nav_step1_sidebar.jpg";
step1_sidebar_over = new Image;
step1_sidebar_over.src = "nav_step1_sidebar_over.jpg";
step1_sidebar_at = new Image;
step1_sidebar_at.src = "nav_step1_sidebar_at.jpg";

step2_sidebar = new Image;
step2_sidebar.src = "nav_step2_sidebar.jpg";
step2_sidebar_over = new Image;
step2_sidebar_over.src = "nav_step2_sidebar_over.jpg";
step2_sidebar_at = new Image;
step2_sidebar_at.src = "nav_step2_sidebar_at.jpg";

step3_sidebar = new Image;
step3_sidebar.src = "nav_step3_sidebar.jpg";
step3_sidebar_over = new Image;
step3_sidebar_over.src = "nav_step3_sidebar_over.jpg";
step3_sidebar_at = new Image;
step3_sidebar_at.src = "nav_step3_sidebar_at.jpg";

guide = new Image;
guide.src = "nav_guide.jpg";
guide_over = new Image;
guide_over.src = "nav_guide_over.jpg";
guide_at = new Image;
guide_at.src = "nav_guide_at.jpg";