取得 body 捲動後的高度
[code]var bodyTop = 0;if (typeof window.pageYOffset != 'undefined') {
bodyTop = window.pageYOffset;
} else if (typeof document.compatMode != 'undefined' && document.compatMode != 'BackCompat') {
bodyTop = document.documentElement.scrollTop;
} else if (typeof document.body != 'undefined') {
bodyTop = document.body.scrollTop;
}[/code]
頁:
[1]