page up scriptを入れてみた

page up scriptを入れてみた

htmlソース

<a href="javascript:void(0)" onclick="pageup();return false;" onkeypress="pageup();return false;">PAGE UP</a>

javascript

function pageup() { if (document.all) { posi = document.body.scrollTop; } else { posi = window.pageYOffset; } moveObje(posi); } function moveObje(position) { move = position / 10; point = parseInt(position - move); scrollTo(0,point); if (point > 0) { setTimeout("moveObje(point)",1); } }