Add Google maps markers

html.tpl.php

<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false&language=nl"></script>
<script type="text/javascript">
    function LoadGmaps() {
        var iconBase = '/sites/rijschoolmerelbeke/themes/autorijschool/custom-marker-icon.png';
        var myLatlng = new google.maps.LatLng(50.9955690,3.7455221);
        var myLatlng2 = new google.maps.LatLng(51.0568298,3.7092637);
        var myOptions = {
            zoom: 10,
            center: myLatlng2,
            disableDefaultUI: true,
            navigationControl: false,

            mapTypeControl: false,
            streetViewControl: false,
            mapTypeId: google.maps.MapTypeId.ROADMAP
            }
        var map = new google.maps.Map(document.getElementById("MyGmaps"), myOptions);

        var marker = new google.maps.Marker({
            position: myLatlng,
            map: map,
            icon: iconBase,
            title:"Zwijnaardsesteenweg 59 9820 Merelbeke"
        });

        var marker2 = new google.maps.Marker({
            position: myLatlng2,
            map: map,
            icon: iconBase,
            title:"Noordstraat 5 9000 Gent"
        });
    }
</script>