module Hpricot::Node

def altered!
  clear_raw
end

def clear_raw; end

def html_quote(str)
  "\"" + str.gsub('"', '\\"') + "\""
end

def if_output(opts)
  if opts[:preserve] and not raw_string.nil?
    raw_string
  else
    yield opts
  end
end

def inspect_tree(depth = 0)
  %{#{" " * depth}} + self.class.name.split(/::/).last.downcase + "\n"
end

def pathname; self.name end