Show Colorful markers on Google Map

In this code snippet we learn how to show markers with different colors on Google Map.

JavaScript:

<script src="https://maps.googleapis.com/maps/api/js"></script>
<script>
var map;
function initialize()
{
var mapCanvas = document.getElementById('map');
var mapOptions = {
center: new google.maps.LatLng(44.5403, -78.5463),
zoom: 8,
mapTypeId: google.maps.MapTypeId.ROADMAP,
draggable: true
}
map = new google.maps.Map(mapCanvas, mapOptions);
AddMarker();
}
google.maps.event.addDomListener(window, 'load', initialize);
function AddMarker()
{
var marker1 = new google.maps.Marker(
{
position: new google.maps.LatLng(44.5403, -78.5463),
map: map,
icon: new google.maps.MarkerImage("http://maps.google.com/mapfiles/ms/icons/red.png")
});
var marker2 = new google.maps.Marker(
{
position: new google.maps.LatLng(44.4503, -78.5463),
map: map,
icon: new google.maps.MarkerImage("http://maps.google.com/mapfiles/ms/icons/green.png")
});
var marker3 = new google.maps.Marker(
{
position: new google.maps.LatLng(44.3803, -78.5463),
map: map,
icon: new google.maps.MarkerImage("http://maps.google.com/mapfiles/ms/icons/yellow.png")
});
};
</script> HTML Body:
<body>
<div id="map"></div>
</body>