code: static Document loadDocument(Resource xmlFile) throws SAXException, IOException {
  	InputStream is = null;
  	try {
  	    return _loadDocument(is = IOUtil.toBufferedInputStream(xmlFile.getInputStream()));
  	}
  	finally {
  	    IOUtil.closeEL(is);
  	}
      }
docs: load XML Document from XML File
  
  @param xmlFile XML File to read
  @return returns the Document
  @throws SAXException
  @throws IOException