code: public void loadFolder(String folderPath) {
  		// Get the file path.
  		File path = null;
  		if(folderPath != null && folderPath.length() > 0) {
  			path = new File(folderPath);
  		}
  		
  		this.loadFolder(path);
  	}
docs: Loads all the files of a folder in the file chooser.
  
  If no path is specified ('folderPath' is null) the root folder of the SD card is going to be used.
  
  @param folderPath The folder's path.