public void keyPressed()
{


  if(key == '0'){
    if(showTitles)
      showTitles = false;
    else
      showTitles = true;
  }
  
    if(key == '1'){
    if(showConnections)
      showConnections = false;
    else
      showConnections = true;
  }
  
   if(key == 'w'){
    if(showWords)
      showWords = false;
    else
      showWords = true;
  }
  
  
      if(key == 'p'){
    if(pause)
      pause = false;
    else
      pause = true;
  }
  
  
  if(key == ']' && pause == true){
    Map.Entry me;
    String title;
    Title t;
    float dewClass;
    Random rand;
    float rx, ry, rz;

    exclude.clear();

    if(hmit.hasNext()){

      me = (Map.Entry) hmit.next();
      title = (String) me.getKey();
      dewClass = float(me.getValue().toString());
      rand = new Random();
      rx = rand.nextFloat()*1600-800;
      ry = rand.nextFloat()*1200-600;
      rz =  rand.nextFloat()*1200-600;
      

      PVector k = new PVector(rx,ry,rz);
      t = new Title(title, k,  dewClass);
      printTitles.add(t);
      titleStrings.put(t.title, t);
      activeTitle = t;

    }
  }

}