# Use Youtube player (with Youtube AD) #<<<>>> # Use our player (Downlaod, Unblock & No Youtube AD) 再生できないときはここをクリック click here if failed to load 如无法播放请点击这里#

INFO:
Users spend most of their time on other sites. This means that users prefer your site to work the same way as all the other sites they already know. Design for patterns for which users are accustomed. (2 min. video w. Jakob Nielsen)
Jakob's Law of Internet User Experience (2 min. video) (Video)