if (document.images) {
  image1on = new Image();
  image1on.src = "images/nav_commercialr.gif";

  image2on = new Image();
  image2on.src = "images/nav_moldr.gif";

  image3on = new Image();
  image3on.src = "images/nav_consumersr.gif";
  
  image4on = new Image();
  image4on.src = "images/nav_01r.gif";

  image5on = new Image();
  image5on.src = "images/nav_02r.gif";

  image6on = new Image();
  image6on.src = "images/nav_03r.gif";

  image7on = new Image();
  image7on.src = "images/nav_04r.gif";

  image8on = new Image();
  image8on.src = "images/nav_05r.gif";

  image9on = new Image();
  image9on.src = "images/nav_c01r.gif";
  
  image10on = new Image();
  image10on.src = "images/nav_c02r.gif";
  
  image11on = new Image();
  image11on.src = "images/nav_c03r.gif";
  
  image12on = new Image();
  image12on.src = "images/nav_c04r.gif";
  
  image13on = new Image();
  image13on.src = "images/nav_c05r.gif";
  
  image14on = new Image();
  image14on.src = "images/nav_c06r.gif";
  
  image15on = new Image();
  image15on.src = "images/nav_c07r.gif";
  
  image16on = new Image();
  image16on.src = "images/nav_c08r.gif";
  
  image17on = new Image();
  image17on.src = "images/nav_cs01r.gif";
  
  image18on = new Image();
  image18on.src = "images/nav_cs02r.gif";
  
  image19on = new Image();
  image19on.src = "images/nav_cs03r.gif";
  
  image20on = new Image();
  image20on.src = "images/nav_cs04r.gif";
  
  image21on = new Image();
  image21on.src = "images/nav_cs05r.gif";
  
  image22on = new Image();
  image22on.src = "images/nav_06r.gif";
  
  image23on = new Image();
  image23on.src = "images/nav_c09r.gif";
  
  image24on = new Image();
  image24on.src = "images/nav_07r.gif";
  
  image25on = new Image();
  image25on.src = "images/nav_cs06r.gif";
  
  image26on = new Image();
  image26on.src = "images/nav_08r.gif";
  
  image27on = new Image();
  image27on.src = "images/nav_09r.gif";
  
  image45on = new Image();
  image45on.src = "images/botnav_01-over.gif";
  
  image46on = new Image();
  image46on.src = "images/botnav_02-over.gif";
  
  image47on = new Image();
  image47on.src = "images/botnav_03-over.gif";
  
  image48on = new Image();
  image48on.src = "images/botnav_04-over.gif";
  
  image49on = new Image();
  image49on.src = "images/botnav_05-over.gif";
  
  image50on = new Image();
  image50on.src = "images/nav_homer.gif";

  image1off = new Image();
  image1off.src = "images/nav_commercial.gif";

  image2off = new Image();
  image2off.src = "images/nav_mold.gif";

  image3off = new Image();
  image3off.src = "images/nav_consumers.gif";
  
  image4off = new Image();
  image4off.src = "images/nav_01.gif";

  image5off = new Image();
  image5off.src = "images/nav_02.gif";

  image6off = new Image();
  image6off.src = "images/nav_03.gif";

  image7off = new Image();
  image7off.src = "images/nav_04.gif";

  image8off = new Image();
  image8off.src = "images/nav_05.gif";

  image9off = new Image();
  image9off.src = "images/nav_c01.gif";
  
  image10off = new Image();
  image10off.src = "images/nav_c02.gif";
  
  image11off = new Image();
  image11off.src = "images/nav_c03.gif";
  
  image12off = new Image();
  image12off.src = "images/nav_c04.gif";
  
  image13off = new Image();
  image13off.src = "images/nav_c05.gif";
  
  image14off = new Image();
  image14off.src = "images/nav_c06.gif";
  
  image15off = new Image();
  image15off.src = "images/nav_c07.gif";
  
  image16off = new Image();
  image16off.src = "images/nav_c08.gif";
  
  image17off = new Image();
  image17off.src = "images/nav_cs01.gif";
  
  image18off = new Image();
  image18off.src = "images/nav_cs02.gif";
  
  image19off = new Image();
  image19off.src = "images/nav_cs03.gif";
  
  image20off = new Image();
  image20off.src = "images/nav_cs04.gif";
  
  image21off = new Image();
  image21off.src = "images/nav_cs05.gif";
  
  image22off = new Image();
  image22off.src = "images/nav_06.gif";
  
  image23off = new Image();
  image23off.src = "images/nav_c09.gif";
  
  image24off = new Image();
  image24off.src = "images/nav_07.gif";
  
  image25off = new Image();
  image25off.src = "images/nav_cs06.gif";
    
  image26off = new Image();
  image26off.src = "images/nav_08.gif";  
  
  image27off = new Image();
  image27off.src = "images/nav_09.gif";  
  
  image45off = new Image();
  image45off.src = "images/botnav_01.gif";
  
  image46off = new Image();
  image46off.src = "images/botnav_02.gif";
  
  image47off = new Image();
  image47off.src = "images/botnav_03.gif";
  
  image48off = new Image();
  image48off.src = "images/botnav_04.gif";
  
  image49off = new Image();
  image49off.src = "images/botnav_05.gif";
  
  image50off = new Image();
  image50off.src = "images/nav_home.gif";

}

function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}