add: this.plane.anchor.setElements(this.vertices.first.data); 
context:   scale: function(k, point) {    var P = point.elements || point;    this.vertices.each(function(node) {      var E = node.data.elements;      node.data.setElements([        P[0] + k * (E[0] - P[0]),        P[1] + k * (E[1] - P[1]),        (P[2] || 0) + k * (E[2] - (P[2] || 0))      ]);    });    return this;  },
meta: 3877	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3877/bd0f2fcb88bbd7a7775a929237058fc0fa8ef8db/geometry.src.js/buggy/src/geometry.src.js