var map = null;
var geocoder = null;

function initialize(address, msg) {
	geocoder = new google.maps.Geocoder();
    var myOptions = {
      zoom: 12,
      mapTypeId: google.maps.MapTypeId.ROADMAP
    };
    map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
    codeAddress(address, msg);
  }


function codeAddress(address, msg) {
  if (geocoder) {
    geocoder.geocode( { 'address': address}, function(results, status) {
      if (status == google.maps.GeocoderStatus.OK) {
        map.setCenter(results[0].geometry.location);
        var marker = new google.maps.Marker({
            map: map, 
            position: results[0].geometry.location
        });
        var infowindow = new google.maps.InfoWindow({
            content: msg,
            maxWidth: 250
        });
        infowindow.open(map, marker);
      } else {
        alert("Geocode was not successful for the following reason: " + status);
      }
    });
  }
}