GMap Points&Marker with Infotext

function initialize()
      {
        var mapOptions = {
                  center: new google.maps.LatLng('.$loc['lat'].','.$loc['lng'].'),
                  zoom: 10,
                      mapTypeId: google.maps.MapTypeId.ROADMAP
                 };
            map = new google.maps.Map(document.getElementById("map_canvas"),mapOptions);
        points.forEach(set_point);
      }
function marker_click_event(test)
        {
         var e = document.getElementById("map_info")
         e.style.visibility="visible";
         //var txt = "Firma" + inc_point["name"];
         e.innerHTML = test["name"];
        }
function set_point(point, i, array)
        {
          var p_pos = new google.maps.LatLng(point['lat'],point['lng']);
          var marker = new google.maps.Marker({position: p_pos,map: map,title: point['name']});
          //var tmp = inc_points[i];
          marker.addListener( 'click',
                      function()
                    {
                     marker_click_event(point);
                    }
                    );
        }