Object does not support property or method 'hasAttribute'
am using webbrowser control to show the static web page.
please provide me the needfull
Dim curDir As String = Directory.GetCurrentDirectory()
Me.WebBrowser1.Url = New Uri([String].Format("file:///{0}/heatmap.html", curDir))
html page
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Heatmaps</title>
<style>
html, body, #map-canvas {
height: 100%;
margin: 0px;
padding: 0px
}
#panel {
position: absolute;
top: 5px;
left: 50%;
margin-left: -180px;
z-index: 5;
background-color: #fff;
padding: 5px;
border: 1px solid #999;
}
</style>
<script src="https://maps.googleapis.com/maps/api/js?v=3.exp&signed_in=true&libraries=visualization"></script>
<script>
// Adding 500 Data Points
var map, pointarray, heatmap;
var taxiData = [
new google.maps.LatLng(11.0 , 10.0 ),
new google.maps.LatLng(6.5, 9.5),
new google.maps.LatLng(17.567 , 3.98),
new google.maps.LatLng(9.067 , 8.667),
new google.maps.LatLng(14.48, 14.45),
new google.maps.LatLng(40.41 , 3.7 ),
new google.maps.LatLng(55.36 ,3.43 ),
new google.maps.LatLng(37.08 , 95.7 ),
];
function initialize() {
var mapOptions = {
zoom: 3,
center: new google.maps.LatLng(11.0, 10.0),
mapTypeId: google.maps.MapTypeId.SATELLITE
};
map = new google.maps.Map(document.getElementById('map-canvas'),
mapOptions);
var pointArray = new google.maps.MVCArray(taxiData);
heatmap = new google.maps.visualization.HeatmapLayer({
data: pointArray
});
heatmap.setMap(map);
}
function toggleHeatmap() {
heatmap.setMap(heatmap.getMap() ? null : map);
}
function changeGradient() {
var gradient = [
'rgba(0, 255, 255, 0)',
'rgba(0, 255, 255, 1)',
'rgba(0, 191, 255, 1)',
'rgba(0, 127, 255, 1)',
'rgba(0, 63, 255, 1)',
'rgba(0, 0, 255, 1)',
'rgba(0, 0, 223, 1)',
'rgba(0, 0, 191, 1)',
'rgba(0, 0, 159, 1)',
'rgba(0, 0, 127, 1)',
'rgba(63, 0, 91, 1)',
'rgba(127, 0, 63, 1)',
'rgba(191, 0, 31, 1)',
'rgba(255, 0, 0, 1)'
]
heatmap.set('gradient', heatmap.get('gradient') ? null : gradient);
}
google.maps.event.addDomListener(window, 'load', initialize);
</script>
</head>
<body>
<div id="map-canvas"></div>
</body>
</html>