Initialize Google Maps

index.html

<script type="text/javascript" src="https://maps.googleapis.com/maps/api/js"></script>

scripts.js

if ($('MAP_WRAPPER_DIV_SELECTOR').length) {

	function initialize() {

		var iconBase = 'PATH_TO_YOUR_ICONS';

		var mapCanvas = document.getElementById('MAP_WRAPPER_DIV_SELECTOR');
		
		var mapOptions = {
			center: new google.maps.LatLng(INSERT_COORDINATES_HERE),
			zoom: 15,
			streetViewControl: false,
			zoomControl: true,
			mapTypeControl: false,
			scrollwheel: false

		};
		
		map = new google.maps.Map(mapCanvas, mapOptions);
		
		var marker = new google.maps.Marker({
      position: new google.maps.LatLng(INSERT_COORDINATES_HERE),
      map: map,
      icon: iconBase + 'marker.png',
      customInfo: "SOME_ADDITIONAL_INFO"
    });
		
}
		
google.maps.event.addDomListener(window, 'load', initialize);

google.maps.event.addDomListener(window, 'resize', function() {
	var center = map.getCenter();
	google.maps.event.trigger(map, "resize");
	map.setCenter(center);
});

} // end initialize()