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_approach_on.gif";
   menuImgabout_2On.src = "/images/header/nav/subnav/about_history_on.gif";
   menuImgabout_3On.src = "/images/header/nav/subnav/about_core_on.gif";
   menuImgabout_4On.src = "/images/header/nav/subnav/about_team_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_approach_off.gif";
   menuImgabout_2Off.src = "/images/header/nav/subnav/about_history_off.gif";
   menuImgabout_3Off.src = "/images/header/nav/subnav/about_core_off.gif";
   menuImgabout_4Off.src = "/images/header/nav/subnav/about_team_off.gif";

   
   //menuservices
   menuImgservices_1On = new Image();
   menuImgservices_2On = new Image();
   menuImgservices_3On = new Image();
   menuImgservices_1On.src = "/images/header/nav/subnav/services_comp_on.gif";
   menuImgservices_2On.src = "/images/header/nav/subnav/bankruptcy_on.gif";
   menuImgservices_3On.src = "/images/header/nav/subnav/class_action_on.gif";

   menuImgservices_1Off = new Image();
   menuImgservices_2Off = new Image();
   menuImgservices_3Off = new Image();
   menuImgservices_1Off.src = "/images/header/nav/subnav/services_comp_off.gif";
   menuImgservices_2Off.src = "/images/header/nav/subnav/bankruptcy_off.gif";
   menuImgservices_3Off.src = "/images/header/nav/subnav/class_action_off.gif";

   
   /*//menucasestudies
   menuImgcasestudies_1On = new Image();
   menuImgcasestudies_2On = new Image();
   menuImgcasestudies_1On.src = "/images/header/nav/subnav/casestudies_on.gif";
   menuImgcasestudies_2On.src = "/images/header/nav/subnav/casestudies_on.gif";

   menuImgcasestudies_1Off = new Image();
   menuImgcasestudies_2Off = new Image();
   menuImgcasestudies_1Off.src = "/images/header/nav/subnav/casestudies_off.gif";
   menuImgcasestudies_2Off.src = "/images/header/nav/subnav/casestudies_off.gif";
*/
   
  /*  //menunewsevents
   menuImgnewsevents_1On = new Image();
   menuImgnewsevents_2On = new Image();
   menuImgnewsevents_3On = new Image();
   menuImgnewsevents_1On.src = "/images/header/nav/subnav/newsevents_industry_on.gif";
 

   menuImgnewsevents_1Off = new Image();
   menuImgnewsevents_2Off = new Image();
   menuImgnewsevents_3Off = new Image();
   menuImgnewsevents_1Off.src = "/images/header/nav/subnav/newsevents_industry_off.gif";

   
   //menucontact
   menuImgcontact_1On = new Image();
   menuImgcontact_2On = new Image();
   menuImgcontact_1On.src = "/images/header/nav/subnav/contact_on.gif";
   menuImgcontact_2On.src = "/images/header/nav/subnav/contact_on.gif";

   menuImgcontact_1Off = new Image();
   menuImgcontact_2Off = new Image();
   menuImgcontact_1Off.src = "/images/header/nav/subnav/contact_off.gif";
   menuImgcontact_2Off.src = "/images/header/nav/subnav/contact_off.gif";
  */
   

}

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

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)',400);
   } else {
      swapImage('menu','dots');
   }
}

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

function killIt(div) {
   itemTimeout = setTimeout('hideLayer(currentLayer)',400);
}