var activeSub = 0;
var SubNum = 0;

function reDo() { 
  window.location.reload();
}
window.onresize = reDo;


//Define global variables
var timerID = null;
var timerOn = false;
var timecount = 600;
var what = null;
var newbrowser = true;
var check = false;


function init() {
   //alert ("Running Init");

  if (document.layers) {

    //alert ("Running Netscape 4");
    layerRef="document.layers";
    styleSwitch="";
    visibleVar="show";
    screenSize = window.innerWidth;
    what ="ns4";

  } else if(document.all) {

    //alert ("Running IE");
    layerRef="document.all";
    styleSwitch=".style";
    visibleVar="visible";
    screenSize = document.body.clientWidth + 18;
    what ="ie";

  } else if (document.getElementById) {

    //alert ("Running Netscape 6");
    layerRef="document.getElementByID";
    styleSwitch=".style";
    visibleVar="visible";
    what="moz";

  } else {

    //alert("Older than 4.0 browser.");
    what="none";
    newbrowser = false;
  }
  check = true;
}


// Turns the layers on and off
function showLayer(layerName) {
  if (check) {
    if (what =="none") {
      return;
    } else if (what == "moz") {
      document.getElementById(layerName).style.visibility="visible";
    } else {
      eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
    }
  } else {
    // alert ("Please wait for the page to finish loading.");
   return;
  }
}


function hideLayer(layerName) {
  if (check) {
    if (what =="none") {
      return;
    } else if (what == "moz") {
      document.getElementById(layerName).style.visibility="hidden";
    } else {
      eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
    }
  } else {// alert ("Please wait for the page to finish loading.");
    return;
  }
}


function hideAll() {
  hideLayer('navlayer1');
  hideLayer('navlayer2');
 hideLayer('navlayer3');
}


function startTime() {
  if (timerOn == false) {
    timerID=setTimeout( "hideAll()" , timecount);
    timerOn = true;
  }
}


function stopTime() {
  if (timerOn) {
    clearTimeout(timerID);
    timerID = null;
    timerOn = false;
  }
}


function onLoad(){
  init();
}