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

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



	if (document.images) {
		nav01a = new Image(83,25);
		nav01a.src = "images/Investment-btn-ovr.gif";
		nav01b = new Image(83,25);
		nav01b.src = "images/Investment-btn.gif";

		nav02a = new Image(83,24);
		nav02a.src = "images/Resource-btn-ovr.gif";
		nav02b = new Image(83,24);
		nav02b.src = "images/Resource-btn.gif";

		nav03a = new Image(83,58);
		nav03a.src = "images/Acct-Mnt-Btn-ovr.gif";
		nav03b = new Image(83,58);
		nav03b.src = "images/Acct-Mnt-Btn.gif";

		nav04a = new Image(83,73);
		nav04a.src = "images/State-Maine-btn-voe.gif";
		nav04b = new Image(83,73);
		nav04b.src = "images/State-Maine-btn.gif";

		nav05a = new Image(83,54);
		nav05a.src = "images/Enroll-btn-ovr.gif";
		nav05b = new Image(83,54);
		nav05b.src = "images/Enroll-btn.gif";

		nav06a = new Image(83,54);
		nav06a.src = "images/Employer-Sponsor-btn-ovr.gif";
		nav06b = new Image(83,54);
		nav06b.src = "images/Employer-Sponsor-btn.gif";

		enrolla = new Image(102,24);
		enrolla.src = "images/enroll_now_r.gif";
		enrollb = new Image(102,24);
		enrollb.src = "images/enroll_now.gif";
	}