SVG.G = function() { this.constructor.call(this, SVG.create('g')) } // Inherit from SVG.Container SVG.G.prototype = new SVG.Container SVG.extend(SVG.G, { // Move using translate move: function(x, y) { return this.transform({ x: x , y: y }) } // Get defs , defs: function() { return this.doc().defs() } })