       function initialize() {
          // Create the map.
          var mapOptions = {
            zoom: 17,
            center: center,
            mapTypeId: google.maps.MapTypeId.TERRAIN
          };

          map = new google.maps.Map(document.getElementById('map-canvas'), mapOptions);

          //circle 1
          var CircleOptions = {
            strokeColor: 'blue',
            strokeOpacity: 0.8,
            strokeWeight: 2,
            fillColor: 'blue',
            fillOpacity: 0.35,
        