module Nokogiri::Decorators::Hpricot::XPathVisitor

def visit_attribute_condition node
  unless (node.value.first.type == :FUNCTION) or (node.value.first.value.first =~ /^@/)
    node.value.first.value[0] = "child::" +
      node.value.first.value[0]
  end
  super(node).gsub(/child::text\(\)/, 'normalize-space(child::text())')
end