//hide main div 

var browserType;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}

function hideNav() { 
  if (browserType == "gecko" )
     document.poppedLayer = eval('document.getElementById(\'goButton2\')');
  else if (browserType == "ie")
     document.poppedLayer = eval('document.all[\'goButton2\']');
  else
     document.poppedLayer = eval('document.layers[\'goButton2\']');
  document.poppedLayer.style.display = "none";
}

function showNav() { 
  if (browserType == "gecko" )
     document.poppedLayer = eval('document.getElementById(\'goButton\')');
  else if (browserType == "ie")
     document.poppedLayer = eval('document.all[\'goButton\']');
  else
     document.poppedLayer = eval('document.layers[\'goButton\']');
  document.poppedLayer.style.display = "block";
}

window.onload = function() { 
  hideNav();
  showNav();
}