下に表示領域の1/6スクロール var focus = document.commandDispatcher.focusedWindow; if (!focus || focus == window) var w = window._content; else var w = focus; w.scrollBy(0, w.innerHeight/6);
上に表示領域の1/6スクロール var focus = document.commandDispatcher.focusedWindow; if (!focus || focus == window) var w = window._content; else var w = focus; w.scrollBy(0, -w.innerHeight/6);