OpenLayers Example
    
        vector, feature, symbolizer, filter, comparison, labeling, light
    
    
        Demonstrate fill, stroke, and graphic property of symbolizers.
    
    
    
    This example shows how to use symbolizers with defaults for stroke, fill, and graphic.
    This also allows to create labels for a feature without the feature rendered. Click on
    the label in the middle to see selection of features with labelSelect set to true.