examples/inabox.amp.html

<!doctype html>
<html ⚡4ads>
<head>
  <meta charset="utf-8">
  <link rel="canonical" href="http://nonblocking.io/" >
  <meta name="viewport" content="width=device-width,minimum-scale=1,initial-scale=1">
  <style amp-boilerplate>body{-webkit-animation:-amp-start 8s steps(1,end) 0s 1 normal both;-moz-animation:-amp-start 8s steps(1,end) 0s 1 normal both;-ms-animation:-amp-start 8s steps(1,end) 0s 1 normal both;animation:-amp-start 8s steps(1,end) 0s 1 normal both}@-webkit-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}</style><noscript><style amp-boilerplate>body{-webkit-animation:none;-moz-animation:none;-ms-animation:none;animation:none}</style></noscript>
  <script async src="https://cdn.ampproject.org/amp4ads-v0.js"></script>
  <script async custom-element="amp-analytics" src="https://cdn.ampproject.org/v0/amp-analytics-0.1.js"></script>
  <style>
    .left {
      text-align: left;
    }
    .right {
      text-align: right;
    }
  </style>
</head>
<body>
  <div class="left">
    <amp-img id="img-1" width="150" height="100"
        src="https://lh3.googleusercontent.com/5rcQ32ml8E5ONp9f9-Rf78IofLb9QjS5_0mqsY1zEFc=w300-h50-no">
    </amp-img>
  </div>
  <div class="right">
    <a href="https://google.com" target="_blank">
      <amp-img id="img-2" width="150" height="100"
          src="https://lh3.googleusercontent.com/5rcQ32ml8E5ONp9f9-Rf78IofLb9QjS5_0mqsY1zEFc=w300-h80-no">
      </amp-img>
    </a>
  </div>
  <amp-analytics>
    <script type="application/json">
      {
        "transport": {"beacon": false, "xhrpost": false},
        "requests": {
          "visibility": "/ping?${type}&${elementY}"
        },
        "triggers": {
          "pageVisible": {
            "on": "visible",
            "request": "visibility",
            "vars": { "type": "pageVisible" }
          },
          "imgVisible": {
            "on": "visible",
            "request": "visibility",
            "visibilitySpec": {
              "selector": "#img-2",
              "selectionMethod": "scope",
              "visiblePercentageMin": 10
            },
            "vars": { "type": "imgVisible" }
          }
        }
      }
    </script>
  </amp-analytics>
</body>
</html>