indent = outputProperties.getProperty(OutputKeys.INDENT, "no").equals("yes");
	public void setOutputProperties(Properties outputProperties) {		super.setOutputProperties(outputProperties);		String indentOpt = outputProperties.getProperty(EXistOutputKeys.INDENT_SPACES, "4");		try {			indentAmount = Integer.parseInt(indentOpt);		} catch(NumberFormatException e) {		}	}