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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<title>Show Geolocation on page load</title>
<script>
function triggerGeo(onSuccess, onError) {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(onSuccess, onError);
} else {
document.getElementById('lat').innerHTML =
'Error: navigator.geolocation is false';
document.getElementById('lng').innerHTML = '';
}
}
function triggerGeoWithCallback(callback){
triggerGeo(function (position){
callback("allow");
}, function(positionError){
callback("block");
});
}
function showPosition(position) {
var lat = position.coords.latitude;
var lng = position.coords.longitude;
document.getElementById('lat').innerHTML = lat;
document.getElementById('lng').innerHTML = lng;
}
function showError(positionError) {
document.getElementById('lat').innerHTML =
positionError.message;
document.getElementById('lng').innerHTML = '';
}
</script>
</head>
<body onload="triggerGeo(showPosition, showError)">
<b id=lat>-1</b>, <b id=lng>-1</b>
</body>
</html>
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