<!--start of button highlight code
    bName = navigator.appName
    bVer = parseInt(navigator.appVersion)

    if (bName == "Netscape" && bVer <= 3) {
       ver = "XX"
    } else {
       ver = "n3"
    }

    if (ver == "n3") {

       asmeon = new Image(120,40)
       asmeon.src = "images/asmeorg_butn_dn.gif"
       asmeoff = new Image(120,40)
       asmeoff.src = "images/asmeorg_butn.gif"

       robon = new Image(130,36)
       robon.src = "images/prob.gif"
       roboff = new Image(130,36)
       roboff.src = "images/rob.gif"

       calon = new Image(130,20)
       calon.src = "images/pcalndr.gif"
       caloff = new Image(130,20)
       caloff.src = "images/calndr.gif"

       newson = new Image(130,37)
       newson.src = "images/pnews.gif"
       newsoff = new Image(130,37)
       newsoff.src = "images/news.gif"

       secton = new Image(130,37)
       secton.src = "images/psect.gif"
       sectoff = new Image(130,37)
       sectoff.src = "images/sect.gif"

       honrson = new Image(130,21)
       honrson.src = "images/phonors.gif"
       honrsoff = new Image(130,21)
       honrsoff.src = "images/honors.gif"

       homeon = new Image(130,20)
       homeon.src = "images/phome.gif"
       homeoff = new Image(130,20)
       homeoff.src = "images/home.gif"

    }

    function imgActive(imgName) {
      if (ver == "n3") {
         imgOn = eval(imgName + "on.src")
         document[imgName].src = imgOn
      }
    }

    function imgInactive(imgName) {
      if (ver == "n3") {
         document[imgName].src = eval(imgName + "off.src")
      }
    }
  <!--end of button highlight code-->