# File lib/nicovideo/thumbnail.rb, line 36
                def get_elements(parent)
                        thumbnail_info = {}

                        parent.each_element do |element|
                                if element.has_elements? then
                                        thumbnail_info[element.name] = element.texts # doesn't support recursive xml.

                                        next
                          end
                                thumbnail_info[element.name] = element.text
                        end
                thumbnail_info
                end