RPIA_Heat.html

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>2016 RPIA Calls</title>
    <link rel="stylesheet" href="css/stylish-portfolio.css">
</head>
<body>
<div id="floating-panel">
    <button onclick="toggleHeatmap()">Toggle Heatmap</button>
    <button onclick="changeGradient()">Change gradient</button>
    <button onclick="changeOpacity()">Change opacity</button>
</div>
<div id="map"></div>
<!-- Replace the value of the key parameter with your own API key. -->
<script async defer
        src="https://maps.googleapis.com/maps/api/js?key=AIzaSyAPphtHCcKT82YhsdGprr9-1snYKi7kA2s&libraries=visualization&callback=initMap">
</script>
<script type="text/javascript" src="js/map.js"></script>
</body>
</html>