private void pathToFileMouseClicked(MouseEvent evt) {
	    FileNameExtensionFilter filter = new FileNameExtensionFilter("Text files", "txt");
		JFileChooser chooser = new JFileChooser(System.getProperty("user.dir"));
	    chooser.addChoosableFileFilter(filter);
	    chooser.setMultiSelectionEnabled(true);	    
	    pathToFile.setText("");   	    
	    int returnVal = chooser.showOpenDialog(this);
	    if(returnVal == JFileChooser.APPROVE_OPTION) {
	    		selectedFiles = chooser.getSelectedFiles();
	    		for(File f: selectedFiles)
	    			pathToFile.append(f.getName() + System.lineSeparator());
	    }
	    jButton1.setEnabled(true);
	}