text: function SetBorder(left, right, top, bottom) {
      this.left = left;
      this.right = right;
      this.top = top;
      this.bottom = bottom;
  }
  
  module.exports = SetBorder;
  
  SetBorder.prototype.build = function() {
      var buf = new ArrayBuffer(33);
      var view = new DataView(buf);
  
      view.setUint8(0, 64, true);
      view.setFloat64(1, this.left, true);
      view.setFloat64(9, this.top, true);
      view.setFloat64(17, this.right, true);
      view.setFloat64(25, this.bottom, true);
  
      return buf;
  };
  
  