# File rexml/pullparser.rb, line 69
  def peek depth=0
			raise 'Illegal argument "#{depth}"' if depth < -1
			temp = []
			if depth == -1
				temp.push(self.next) until empty?
			else
				while @stack.size+temp.size < depth+1
					temp.push(self.next)
				end
			end
			@stack += temp if temp.size > 0
			@stack[depth]
		end