testing.html

<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
<style>html,body{height:100%;margin:0;padding:0;}#map_canvas{height:100%;}</style>
<script type="text/javascript" src="https://maps.googleapis.com/maps/api/js?sensor=false"></script>
<script type="text/javascript">
function initialise() {
    var options = { zoom:13, mapTypeId:google.maps.MapTypeId.ROADMAP, center:new google.maps.LatLng(40.777949,22.5753938)};
    var map = new google.maps.Map(document.getElementById('map_canvas'), options);
    var marker;
	marker = new google.maps.Marker({
		position:new google.maps.LatLng(40.777949,22.5753938), map:map, title:""});
		google.maps.event.addListener(marker, 'click', function() { document.location = ""; });
}
</script>
</head>
<body onload="initialise()">
<div id="map_canvas"></div>
</body>
</html>