icon peta

<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Project </title>
<style type='text/css'>
#peta {
  width: 85%;
  height: 500px;
}
</style>
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false"></script>
<script type="text/javascript">
(function() {
  window.onload = function() {
    var map;
    var locations = [
    <?php
    mysql_connect('localhost','root','');
    mysql_select_db('lokasi');
    $sql_lokasi="SELECT nama,lat,lon, owner FROM lokasi1 ";
    $result=mysql_query($sql_lokasi1);
    $dt=array();
    while($data=mysql_fetch_object($result)){
      $dt[]="['{$data->nama}',{$data->lat}, {$data->lon},'{$data->owner}']";
    }
    echo implode(",",$dt);
    ?>
    ];
    var options = {
      zoom: 9,
      center: new google.maps.LatLng(-7.248397400000001000, 107.909651599999960000),
      mapTypeId: google.maps.MapTypeId.ROADMAP
    };
    var map = new google.maps.Map(document.getElementById('peta'), options);
    var infowindow = new google.maps.InfoWindow();
    var marker, i;
    for (i = 0; i < locations.length; i++) {
      marker = new google.maps.Marker({
        position: new google.maps.LatLng(locations[i][1], locations[i][2]),
        map: map,
        icon: (locations[i][3]=='DMT'?'tb.png':(locations[i][3]=='Protelindo'?'tp.png':'tt.png'))
      });
      google.maps.event.addListener(marker, 'click', (function(marker, i) {
        return function() {
          infowindow.setContent(locations[i][0]);
          infowindow.open(map, marker);
        }
      })(marker, i));
    }
  };
})();
</script>
</head>
<body>
<div id="peta"></div>
</body>
</html>