Map Function with GeoDjango and KML Layers

OL_KML_Django

   function init() {
        map = new OpenLayers.Map("map", {'theme': null});
        var gmap = new OpenLayers.Layer.GoogleNG({type: google.maps.MapTypeId.HYBRID});
        var sheds = new OpenLayers.Layer.Vector("KML", {
                projection: map.displayProjection,
                strategies: [new OpenLayers.Strategy.Fixed()],
                protocol: new OpenLayers.Protocol.HTTP({
                    url: "http://www.geosprocket.com/files/vthuc12a.kml",
                    format: new OpenLayers.Format.KML({
                        extractStyles: true,
                        extractAttributes: true
                    })
                })
            });
        map.addLayers([gmap,sheds]);
        map.zoomToExtent(new OpenLayers.Bounds(-9037508.34, -9037508.34, 9037508.34, 9037508.34));
        //map.zoomToMaxExtent();
        var layers = [];
        for (var key in LAYER_CONFIG) {
            var layer_info = LAYER_CONFIG[key];

            var layer = new OpenLayers.Layer.Vector(layer_info['title'], {
                strategies: [new OpenLayers.Strategy.Fixed(), new OpenLayers.Strategy.Save()],
                protocol: new OpenLayers.Protocol.HTTP({
                    url: "/data/"+key,
                    format: new OpenLayers.Format.GeoJSON()
                }),
                layerKey: key
            });
            if (LAYER_CONFIG[key].styleMap) {
                layer.styleMap = LAYER_CONFIG[key].styleMap;
            }
            LAYER_CONFIG[key].layer = layer;
            map.addLayer(layer);
            layer.events.register('loadend', layer, register);
            layer.events.register('featureselected', null, featureSelected);
            layers.push(layer);
        }
        MyToolbar = OpenLayers.Class(OpenLayers.Control.Panel, {
            initialize: function(options) {
                OpenLayers.Control.Panel.prototype.initialize.apply(this, [options]);
                this.defaultControl = new OpenLayers.Control.SelectFeature(layers, {displayClass: 'olControlNavigation'});
                this.addControls( [this.defaultControl]);
                for (var layer in LAYER_CONFIG) {
                    var info = LAYER_CONFIG[layer];
                    this.addControls( [
                        new OpenLayers.Control.DrawFeature(info.layer, OpenLayers.Handler[info.type], {'displayClass': 'olControlDrawFeature'+info.type, 'title': LAYER_CONFIG[layer].title, multi: info.multi || false})
                    ]);
                    if (info.editable) {
                        this.addControls( [
                            new OpenLayers.Control.ModifyFeature(info.layer, {vertexRenderIntent: 'temporary'})
                        ]);
                    }
                }
                this.displayClass = 'myToolbar';
            },
            CLASS_NAME: 'MyToolbar'
        });
        var toolbar = new MyToolbar();
        map.addControl(new MyToolbar());
    }