# File rexml/functions.rb, line 65
  def Functions::get_namespace( node_set = nil )
			if node_set == nil
				yield @@node if @@node.kind_of? Namespace
			else	
				if node_set.kind_of? Namespace
					yield node_set
				else
					return unless node_set.kind_of? Enumerable
					node_set.each { |node| yield node if node.kind_of? Namespace }
				end
			end
		end