/**
                             * Provides functionality for creating an areaspline series.
                             *
                             * @module charts
                             * @submodule series-areaspline
                             */
                            /**
                             * AreaSplineSeries renders an area graph with data points connected by a curve.
                             *
                             * @class AreaSplineSeries
                             * @extends AreaSeries
                             * @uses CurveUtil
                             * @constructor
                             * @param {Object} config (optional) Configuration parameters.
                             * @submodule series-areaspline
                             */
                            Y.AreaSplineSeries = Y.Base.create("areaSplineSeries", Y.AreaSeries, [Y.CurveUtil], {
                                /**
                                 * @protected
                                 *
                                 * Draws the series.
                                 *
                                 * @method drawSeries
                                 */
                                drawSeries: function()
                                {
                                    this.drawAreaSpline();
                                }
                            }, {
                            	ATTRS : {
                                    /**
                                     * Read-only attribute indicating the type of series.
                                     *
                                     * @attribute type
                                     * @type String
                                     * @default areaSpline
                                     */
                                    type: {
                                        value:"areaSpline"
                                    }
                            
                                    /**
                                     * Style properties used for drawing area fills. This attribute is inherited from `Renderer`. Below are the default values:
                                     *
                                     *  <dl>
                                     *      <dt>color</dt><dd>The color of the fill. The default value is determined by the order of the series on the graph. The color will be
                                     *      retrieved from the following array:
                                     *      `["#66007f", "#a86f41", "#295454", "#996ab2", "#e8cdb7", "#90bdbd","#000000","#c3b8ca", "#968373", "#678585"]`
                                     *      </dd>
                                     *      <dt>alpha</dt><dd>Number between 0 and 1 that indicates the opacity of the fill. The default value is 1</dd>
                                     *  </dl>
                                     *
                                     * @attribute styles
                                     * @type Object
                                     */
                                }
                            });