public void onClick()
 {
     // start cultivating
     if (panel.getState() == "SEED")
     {
         baseObject.cultivate(element.getItem(), gm.getDay());
         panel.makeList();
     }
     else if (panel.getState() == "CULTIVATING")
     {
         // do nothing
     }
     else if (panel.getState() == "DONE")
     {
         baseObject.harvest(element.getItem().getId());
         panel.makeList();
     }
 }