def empty_content?(element)
        text = +""
        child_nodes = element.child_nodes
        (0...child_nodes.length).each do |i|
          item = child_nodes.item(i)
          if item.node_type == Node.TEXT_NODE
            text << item.get_data.strip
          end
        end
        text.strip.length == 0
      end
def empty_content?(element)
        text = +""
        child_nodes = element.child_nodes
        (0...child_nodes.length).each do |i|
          item = child_nodes.item(i)
          if item.node_type == Node.TEXT_NODE
            text << item.get_data.strip
          end
        end
        text.strip.length == 0
      end
Determines if a document element has text content

 element::
   XML element to be checked.