public String load(){
		FileDialog fd = new FileDialog(shell, SWT.OPEN);
		fd.setText("Load Maze");
		fd.setFilterPath("LoadAndSave/");
		String[] filterExt = {"*.maze.txt","*.txt","*.xml" , "*.*"};
		String[] filterNames = {"Maze Text Files (*.maze.txt)","Text Files (*.txt)","XML Files (*.xml)", "All Files (*.*)"};
		fd.setFilterExtensions(filterExt);
		fd.setFilterNames(filterNames);
		fileName = fd.open();
		return fileName;
	}