code: function(matrix) {
        var skew = this._skew;
  
        if (!skew) {
          skew = this._createElement('skew');
          this._container.appendChild(skew);
          skew.style.behavior = 'url(#default#VML)';
          this._skew = skew;
        }
  
        // handle skew/translate separately, cause it's broken
        var mt = matrix[0].toFixed(8) + " " + matrix[1].toFixed(8) + " " +
          matrix[2].toFixed(8) + " " + matrix[3].toFixed(8) + " 0 0";
        var offset = Math.floor(matrix[4]).toFixed() + ", " +
          Math.floor(matrix[5]).toFixed() + "";
  
        var s = this._container.style;
        var l = parseFloat(s.left);
        var t = parseFloat(s.top);
        var w = parseFloat(s.width);
        var h = parseFloat(s.height);
  
        if (isNaN(l)) l = 0;
        if (isNaN(t)) t = 0;
        if (isNaN(w) || !w) w = 1;
        if (isNaN(h) || !h) h = 1;
  
        var origin = (-l / w - 0.5).toFixed(8) + " " + (-t / h - 0.5).toFixed(8);
  
        skew.on = "f";
        skew.matrix = mt;
        skew.origin = origin;
        skew.offset = offset;
        skew.on = true;
      }
docs: Applies matrix transformation to VML
  @param {Array.<Number>} matrix