private String getXML() {
		JFileChooser chooser = new JFileChooser();
		if(ProjectMainView.actualFolder!=null)
			chooser.setCurrentDirectory(ProjectMainView.actualFolder);
		FileNameExtensionFilter filter = new FileNameExtensionFilter("*.zip", "zip");
		chooser.setFileFilter(filter);
		chooser.setDialogTitle("Choose Package file");
		chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
		chooser.setAcceptAllFileFilterUsed(false);
		String str = "";
		if (chooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
			str = chooser.getSelectedFile().toString();
			ProjectMainView.actualFolder=chooser.getSelectedFile().getParentFile();
		}
		return str;
	}