# File rexml/functions.rb, line 203
  def Functions::normalize_space( string=nil )
			string = string(@@node) if string.nil?
			if string.kind_of? Array
				string.collect{|x| string.to_s.strip.gsub(/\s+/um, ' ') if string}
			else
				string.to_s.strip.gsub(/\s+/um, ' ')
			end
		end