write (REXML::Document)

    # File temp/document.rb, line 161
        def write( output=$stdout, indent_level=-1, transitive=false, ie_hack=false )
          output = Output.new( output, xml_decl.encoding ) if xml_decl.encoding != "UTF-8" && !output.kind_of?(Output)
          @children.each { |node|
            indent( output, indent_level ) if node.node_type == :element
            if node.write( output, indent_level, transitive, ie_hack )
              output << "\n" unless indent_level<0 or node == @children[-1]
            end
          }
        end