var browserType;

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

function hidep1() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("Panel1")');
		 
		 
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("Panel1")');
  else
     document.poppedLayer =   
        eval('document.layers["Panel1"]');
  document.poppedLayer.style.visibility = "hidden";
}

function showp1() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("Panel1")');
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("Panel1")');
  else
     document.poppedLayer = 
         eval('document.layers["Panel1"]');
  document.poppedLayer.style.visibility = "visible";
}


//

function hidep2() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("Panel2")');
		 
		 
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("Panel2")');
  else
     document.poppedLayer =   
        eval('document.layers["Panel2"]');
  document.poppedLayer.style.visibility = "hidden";
}

function showp2() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("Panel2")');
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("Panel2")');
  else
     document.poppedLayer = 
         eval('document.layers["Panel2"]');
  document.poppedLayer.style.visibility = "visible";
}
//

function hidep3() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("Panel3")');
		 
		 
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("Panel3")');
  else
     document.poppedLayer =   
        eval('document.layers["Panel3"]');
  document.poppedLayer.style.visibility = "hidden";
}

function showp3() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("Panel3")');
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("Panel3")');
  else
     document.poppedLayer = 
         eval('document.layers["Panel3"]');
  document.poppedLayer.style.visibility = "visible";
}

//
function hidep4() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("Panel4")');
		 
		 
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("Panel4")');
  else
     document.poppedLayer =   
        eval('document.layers["Panel4"]');
  document.poppedLayer.style.visibility = "hidden";
}

function showp4() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("Panel4")');
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("Panel4")');
  else
     document.poppedLayer = 
         eval('document.layers["Panel4"]');
  document.poppedLayer.style.visibility = "visible";
}
//
function hideMain() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("PanelDef")');
		 
		 
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("PanelDef")');
  else
     document.poppedLayer =   
        eval('document.layers["Panel1"]');
  document.poppedLayer.style.visibility = "PanelDef";
}

function showMain() {
  if (browserType == "gecko" )
     document.poppedLayer = 
         eval('document.getElementById("PanelDef")');
  else if (browserType == "ie")
     document.poppedLayer = 
        eval('document.getElementById("PanelDef")');
  else
     document.poppedLayer = 
         eval('document.layers["Panel1"]');
  document.poppedLayer.style.visibility = "visible";
}