code: static boolean readBoolean(Node node)
      {
          if (node == null)
          {
              throw new XmlException(
                  "Tried to read boolean value from null node");
          }
          String value = node.getFirstChild().getNodeValue();
          return Boolean.parseBoolean(value);
      }
docs: Parse a boolean value from the first child of the given node.
  
  @param node The node
  @return The boolean value
  @throws XmlException If the given node was <code>null</code>