public String saveAction(){
		FileDialog fd = new FileDialog(shell, SWT.SAVE);
		fd.setText("save");
		fd.setFilterPath("LoadAndSave/");
		String[] filterExt = {"*.txt", "*.xml" , "*.*"};
		String[] filterNames = {"Text Files (*.txt)", "XML Files (*.xml)", "All Files (*.*)"};
		fd.setFilterExtensions(filterExt);
		fd.setFilterNames(filterNames);
		String path = fd.open();
		if(path != null){
			String selected = path;
			fileName = selected;
			return fileName;
		}
		return null;
	}