function showDivweizhi(obj){ var r = getAbsolutePos(obj); var Mx=r.x; var My=r.y; weizhi.style.left=Mx; weizhi.style.posTop=My+18; weizhi.style.display='block'; } //當(dāng)前對象的EVENT function getAbsolutePos(el) { var r = { x: el.offsetLeft, y: el.offsetTop }; if (el.offsetParent) { var tmp = getAbsolutePos(el.offsetParent); r.x += tmp.x; r.y += tmp.y; } return r; }