text: var file;
  var fileDragged = false;
  
  
  function setup(){
      noCanvas();
  
      file = createFileInput(function(){
          if(song != undefined){
              song.stop();
              song = null;
          }
  
          // Remove the buttons, so they don't duplicate
          removeElem(playBtn);
          removeElem(stopBtn);
          removeElem(nightcoreBtn);
  
          loadSong(file.elt.files[0]);
      });
  
      file.parent("file-input");
  }
  
  
  // This function checks if an element exists, and then removes it.
  function removeElem(element){
      if(element != undefined){
          element.remove();
      }
  }
  