indent_text (REXML)

    # File temp/text.rb, line 274
        def indent_text(string, level=1, style="\t", indentfirstline=true)
          return string if level < 0
          new_string = ''
          string.each { |line|
            indent_string = style * level
            new_line = (indent_string + line).sub(/[\s]+$/,'')
            new_string << new_line
          }
          new_string.strip! unless indentfirstline
          return new_string
        end