# File rexml/xpath_parser.rb, line 289
  def FunctionCall funcname, rest, nodeset
			#puts "FunctionCall: #{funcname}(#{rest})" if DEBUG
			funcname.gsub!(/-/, '_')
			path, arguments = parse_args rest
			#puts "ARGUMENTS SIZE = #{arguments.size}" if DEBUG
			args = arguments.collect {|arg| OrExpr( arg, nodeset )[1] }
			results = []
			if args.size > 0
				#puts "NODESET IS ::: #{nodeset.size}" if DEBUG
				#puts "CURARGS IS ::: #{args.size}" if DEBUG

				nodeset.each_index do |index|
					#puts "1) Calling #{funcname}(#{args.join ', '}) with #{args.size} args" if DEBUG
					results << Functions.send( funcname, *args )
				end
			else
				nodeset.each_index do |index|
					#puts "\n2) Calling #{funcname}()" if DEBUG
					results << Functions.send( funcname )
				end
			end
			[path, results]
		end