# File /home/ser/Work/rexml/rexml/functions.rb, line 135
  def Functions::boolean( object=nil )
			if object.kind_of? String
				if object =~ //u
					return object.to_f != 0
				else
					return object.size > 0
				end
			elsif object.kind_of? Array or object.kind_of? Parent
				object.size > 0
			end
		end