function loadImage(path, alttext)
{
  document.getElementById('viewer').src = path;
  document.getElementById('viewer').alt = alttext;
  document.getElementById('viewer').title = alttext;
  document.getElementById('comparetext').innerText = "Default";
  document.getElementById('comparetext').textContent = "Default";
}

function overImage()
{
  var srcString = document.getElementById('viewer').src;
  if (document.getElementById('viewer').alt != "")
  {
    document.getElementById('viewer').src = srcString.substring(0, srcString.length - 7) + "new.jpg";
    document.getElementById('comparetext').innerText = "SceneryTech";
    document.getElementById('comparetext').textContent = "SceneryTech";
  }
}

function offImage()
{
  var srcString = document.getElementById('viewer').src;
  if (document.getElementById('viewer').alt != "")
  {
    document.getElementById('viewer').src = srcString.substring(0, srcString.length - 7) + "def.jpg";
    document.getElementById('comparetext').innerText = "Default";
    document.getElementById('comparetext').textContent = "Default";
  }
}

function clickImage()
{
  var srcString = document.getElementById('viewer').src;
  if (document.getElementById('viewer').alt != "")
  {
    openWindow(srcString.substring(0, srcString.length - 7) + "def.jpg");
    openWindow(srcString.substring(0, srcString.length - 7) + "new.jpg");
  }
}