function show3DHazT3()
{
  w = 800;
  h = 393;
  
  var leftPos = (screen.width - w) / 2;
  if (leftPos < 0)
    leftPos = 0;
  
  var topPos = ((screen.height - h) / 2) - 20;
  if (topPos < 0)
    topPos = 0;
  
  var url = "3dhazt3.html";
  window_3dhazt3 = window.open(url, "window_3dhazt3", "width=" + w + ",height=" + h + ",left=" + leftPos + ",top=" + topPos);

  if (window.focus)
    window_3dhazt3.focus();
}

function show3DHazT4()
{
  w = 800;
  h = 393;
  
  var leftPos = (screen.width - w) / 2;
  if (leftPos < 0)
    leftPos = 0;
  
  var topPos = ((screen.height - h) / 2) - 20;
  if (topPos < 0)
    topPos = 0;
  
  var url = "3dhazt4.html";
  window_3dhazt4 = window.open(url, "window_3dhazt4", "width=" + w + ",height=" + h + ",left=" + leftPos + ",top=" + topPos);

  if (window.focus)
    window_3dhazt4.focus();
}

function show3DHazT5()
{
  w = 800;
  h = 393;
  
  var leftPos = (screen.width - w) / 2;
  if (leftPos < 0)
    leftPos = 0;
  
  var topPos = ((screen.height - h) / 2) - 20;
  if (topPos < 0)
    topPos = 0;
  
  var url = "3dhazt5.html";
  window_3dhazt5 = window.open(url, "window_3dhazt5", "width=" + w + ",height=" + h + ",left=" + leftPos + ",top=" + topPos);

  if (window.focus)
    window_3dhazt5.focus();
}

function show3DHazT6()
{
  w = 800;
  h = 393;
  
  var leftPos = (screen.width - w) / 2;
  if (leftPos < 0)
    leftPos = 0;
  
  var topPos = ((screen.height - h) / 2) - 20;
  if (topPos < 0)
    topPos = 0;
  
  var url = "3dhazt6.html";
  window_3dhazt6 = window.open(url, "window_3dhazt6", "width=" + w + ",height=" + h + ",left=" + leftPos + ",top=" + topPos);

  if (window.focus)
    window_3dhazt6.focus();
}

function show3DPark()
{
  w = 800;
  h = 393;
  
  var leftPos = (screen.width - w) / 2;
  if (leftPos < 0)
    leftPos = 0;
  
  var topPos = ((screen.height - h) / 2) - 20;
  if (topPos < 0)
    topPos = 0;
  
  var url = "3dpark.html";
  window_3dpark = window.open(url, "window_3dpark", "width=" + w + ",height=" + h + ",left=" + leftPos + ",top=" + topPos);

  if (window.focus)
    window_3dpark.focus();
}