History algebra 1 help This is a type of cookie which is collected by Adobe Flash media player (it is also called a Local Shared Object) - a piece of software you may already have on your electronic device to help you watch online videos and listen to podcasts. 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])