<!DOCTYPE html>
<html>
<head>
<title>This tests that semi-transparent layers on subpixel position get clipped properly. Non-retina test only.</title>
<style>
  img {
    opacity: 0.9;
    position: absolute;
    border: 1px solid red;
    width: 10px;
    height: 10px;
    }
</style>
</head>
<body>
<p id="container"></p>
<script>
  var container = document.getElementById("container");
  var adjustment = 0;
  for (i = 0; i < 20; ++i) {
    for (j = 0; j < 20; ++j) {
      if (j % 5 == 0 && j != 0)
        adjustment += 0.5;
      var e = document.createElement("img");
      e.style.top = (20 * i) + adjustment + "px";
      e.style.left = (20 * j) + adjustment + "px";
      e.src = "broken.jpg";
      container.appendChild(e);
    }
    adjustment += 0.5;
  }
</script>
</body>
</html>