function initialize() {
  var myLatlng = new google.maps.LatLng(34.98262096258558, 135.7223054766655);
  var myOptions = {
    zoom: 14,
    center: myLatlng,
    mapTypeId: google.maps.MapTypeId.ROADMAP
  };

  var map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
}