text: let BlueSporeTree = function(st) {
      dna.SporeTree.call(this, st)
      this.ttl = env.tuning.treeTTL
      this.fillstyle = "#0000ff";
      this.dropRadius = 2;
      this.type = dna.Spore.TYPE.BLUE;
  };
  
  sys.extend(BlueSporeTree, dna.SporeTree);
  
  BlueSporeTree.prototype.draw = function() {
      ctx.imageSmoothingEnabled = false
      ctx.drawImage(res['blue-tree'], 0, 0, 1, 1)
  }
  
  module.exports = BlueSporeTree
  
  