var currentLayer;
var menuTimeout;
var itemTimeout;

if (document.layers || document.all || document.getElementById) {
   //menuabout
   menuImgabout_1On = new Image();
   menuImgabout_2On = new Image();
   menuImgabout_3On = new Image();
   menuImgabout_4On = new Image();
   menuImgabout_1On.src = "/images/header/nav/subnav/about_overview_on.gif";
   menuImgabout_2On.src = "/images/header/nav/subnav/about_history_on.gif";
   menuImgabout_3On.src = "/images/header/nav/subnav/about_directions_on.gif";

   menuImgabout_1Off = new Image();
   menuImgabout_2Off = new Image();
   menuImgabout_3Off = new Image();
   menuImgabout_4Off = new Image();
   menuImgabout_1Off.src = "/images/header/nav/subnav/about_overview.gif";
   menuImgabout_2Off.src = "/images/header/nav/subnav/about_history.gif";
   menuImgabout_3Off.src = "/images/header/nav/subnav/about_directions.gif";
   
   
    //menupackaging
   menuImgpackaging_1On = new Image();
   menuImgpackaging_2On = new Image();
   menuImgpackaging_3On = new Image();
   menuImgpackaging_4On = new Image();
   menuImgpackaging_5On = new Image();
   menuImgpackaging_1On.src = "/images/header/nav/subnav/pkg_unit_on.gif";
   menuImgpackaging_2On.src = "/images/header/nav/subnav/pkg_robot_on.gif";
   menuImgpackaging_3On.src = "/images/header/nav/subnav/pkg_punch_on.gif";
   menuImgpackaging_4On.src = "/images/header/nav/subnav/pkg_emergi_on.gif";
   menuImgpackaging_5On.src = "/images/header/nav/subnav/patient_conv_pack_off.gif";

   menuImgpackaging_1Off = new Image();
   menuImgpackaging_2Off = new Image();
   menuImgpackaging_3Off = new Image();
   menuImgpackaging_4Off = new Image();
   menuImgpackaging_5Off = new Image();
   menuImgpackaging_1Off.src = "/images/header/nav/subnav/pkg_unit.gif";
   menuImgpackaging_2Off.src = "/images/header/nav/subnav/pkg_robot.gif";
   menuImgpackaging_3Off.src = "/images/header/nav/subnav/pkg_punch.gif";
   menuImgpackaging_4Off.src = "/images/header/nav/subnav/pkg_emergi.gif";
   menuImgpackaging_5Off.src = "/images/header/nav/subnav/patient_conv_pack_on.gif";
   
   //menupatientcompliancepack
   menuImgpatient_1On = new Image();
   menuImgpatient_2On = new Image();
   menuImgpatient_1On.src = "/images/header/nav/subnav/subnav_patient_info_on.gif";
   menuImgpatient_2On.src = "/images/header/nav/subnav/subnav_pharm_info_on.gif";
   
   menuImgpatient_1Off = new Image();
   menuImgpatient_2Off = new Image();
   menuImgpatient_1Off.src = "/images/header/nav/subnav/subnav_patient_info_off.gif";
   menuImgpatient_2Off.src = "/images/header/nav/subnav/subnav_pharm_info_off.gif";
   
   //menuBurn
   menuImgburn_1On = new Image();
   menuImgburn_2On = new Image();
   menuImgburn_3On = new Image();
   menuImgburn_4On = new Image();
   menuImgburn_5On = new Image();
   menuImgburn_6On = new Image();
   menuImgburn_1On.src = "/images/header/nav/subnav/burn_sulf_cream_on.gif";
   menuImgburn_2On.src = "/images/header/nav/subnav/burn_sulf_solution_on.gif";
   menuImgburn_3On.src = "/images/header/nav/subnav/burn_biobrane_on.gif";
   menuImgburn_4On.src = "/images/header/nav/subnav/burn_biobrane_l_on.gif";
   menuImgburn_5On.src = "/images/header/nav/subnav/burn_biobrane_gloves_on.gif";
   menuImgburn_6On.src = "/images/header/nav/subnav/sulfamylon_video_on.gif";
   

   menuImgburn_1Off = new Image();
   menuImgburn_2Off = new Image();
   menuImgburn_3Off = new Image();
   menuImgburn_4Off = new Image();
   menuImgburn_5Off = new Image();
   menuImgburn_6Off = new Image();
   menuImgburn_1Off.src = "/images/header/nav/subnav/burn_sulf_cream.gif";
   menuImgburn_2Off.src = "/images/header/nav/subnav/burn_sulf_solution.gif";
   menuImgburn_3Off.src = "/images/header/nav/subnav/burn_biobrane.gif";
   menuImgburn_4Off.src = "/images/header/nav/subnav/burn_biobrane_l.gif";
   menuImgburn_5Off.src = "/images/header/nav/subnav/burn_biobrane_gloves.gif";
   menuImgburn_6Off.src = "/images/header/nav/subnav/sulfamylon_video_off.gif";

 
   
    //menuwound
   menuImgwound_1On = new Image();
   menuImgwound_2On = new Image();
   menuImgwound_3On = new Image();
   menuImgwound_4On = new Image();
   menuImgwound_5On = new Image();
   menuImgwound_1On.src = "/images/header/nav/subnav/wound_granulex_on.gif";
   menuImgwound_2On.src = "/images/header/nav/subnav/wound_proderm_on.gif";
   menuImgwound_3On.src = "/images/header/nav/subnav/wound_flexzan_on.gif";
   menuImgwound_4On.src = "/images/header/nav/subnav/wound_hydrocol_ii_on.gif";
   menuImgwound_5On.src = "/images/header/nav/subnav/wound_sorbsan_on.gif";

   menuImgwound_1Off = new Image();
   menuImgwound_2Off = new Image();
   menuImgwound_3Off = new Image();
   menuImgwound_4Off = new Image();
   menuImgwound_5Off = new Image();
   menuImgwound_1Off.src = "/images/header/nav/subnav/wound_granulex.gif";
   menuImgwound_2Off.src = "/images/header/nav/subnav/wound_proderm.gif";
   menuImgwound_3Off.src = "/images/header/nav/subnav/wound_flexzan.gif";
   menuImgwound_4Off.src = "/images/header/nav/subnav/wound_hydrocol_ii.gif";
   menuImgwound_5Off.src = "/images/header/nav/subnav/wound_sorbsan.gif";
   
   
    //menuinfo
   menuImginfo_1On = new Image();
   menuImginfo_2On = new Image();
   menuImginfo_3On = new Image();
   menuImginfo_4On = new Image();
   menuImginfo_5On = new Image();
   menuImginfo_6On = new Image();
   menuImginfo_7On = new Image();
   menuImginfo_8On = new Image();
   menuImginfo_1On.src = "/images/header/nav/subnav/info_cust_on.gif";
   menuImginfo_2On.src = "/images/header/nav/subnav/info_barcode_on.gif";
   menuImginfo_3On.src = "/images/header/nav/subnav/info_glossary_on.gif";
   menuImginfo_4On.src = "/images/header/nav/subnav/info_calendar_on.gif";
   menuImginfo_5On.src = "/images/header/nav/subnav/info_declaration_on.gif";
   menuImginfo_6On.src = "/images/header/nav/subnav/auth_dist_on.gif";
   menuImginfo_7On.src = "/images/header/nav/subnav/info_CPSIA_on.gif";
   menuImginfo_8On.src = "/images/header/nav/subnav/ndc_directory_on.gif";
   
   menuImginfo_1Off = new Image();
   menuImginfo_2Off = new Image();
   menuImginfo_3Off = new Image();
   menuImginfo_4Off = new Image();
   menuImginfo_5Off = new Image();
   menuImginfo_6Off = new Image();
   menuImginfo_7Off = new Image();
   menuImginfo_8Off = new Image();
   menuImginfo_1Off.src = "/images/header/nav/subnav/info_cust.gif";
   menuImginfo_2Off.src = "/images/header/nav/subnav/info_barcode.gif";
   menuImginfo_3Off.src = "/images/header/nav/subnav/info_glossary.gif";
   menuImginfo_4Off.src = "/images/header/nav/subnav/info_calendar.gif";
   menuImginfo_5Off.src = "/images/header/nav/subnav/info_declaration.gif";
   menuImginfo_6Off.src = "/images/header/nav/subnav/auth_dist.gif";
   menuImginfo_7Off.src = "/images/header/nav/subnav/info_CPSIA_off.gif";
   menuImginfo_8Off.src = "/images/header/nav/subnav/ndc_directory_off.gif";

   //menuproducts
   menuImgproducts_1On = new Image();
   menuImgproducts_1On.src = "/images/header/nav/subnav/products_guide_on.gif";

   menuImgproducts_1Off = new Image();
   menuImgproducts_1Off.src = "/images/header/nav/subnav/products_guide.gif";

   
 }
  

function showLayer(div) {
   if (document.layers) {
      eval('document.layers["' + div + '"].visibility = "visible";');
   } else if (document.all) {
      document.all[div].style.visibility = "visible";
      document.all[div].style.zIndex = 115;
   } else if (document.getElementById) {
      document.getElementById(div).style.visibility = "visible";
      document.getElementById(div).style.zIndex = 115;
   }
}

function hideLayer(div) {
   if (document.layers) {
      eval('document.layers["' + div + '"].visibility = "hidden";');
   } else if (document.all) {
      document.all[div].style.visibility = "hidden";
   } else if (document.getElementById) {
      document.getElementById(div).style.visibility = "hidden";
   }
}

function menuOn(div) {
   if (document.layers || document.all || document.getElementById) {
      if (currentLayer) {
         if (menuTimeout) clearTimeout(menuTimeout);
         if (itemTimeout) clearTimeout(itemTimeout);
         hideLayer(currentLayer);
      }
      showLayer(div);
      currentLayer = div;
   } else {
      swapImage('menu',div);
   }
}

function menuOff(div) {
   if (document.layers || document.all || document.getElementById) {
      menuTimeout = setTimeout('hideLayer(currentLayer)',600);
   } else {
      swapImage('menu','dots');
   }
}

function keepAlive(div) {
   if (menuTimeout) clearTimeout(menuTimeout);
   if (itemTimeout) clearTimeout(itemTimeout);
   showLayer(div);
}

function killIt(div) {
   itemTimeout = setTimeout('hideLayer(currentLayer)',600);
}