//event--事件对象
//ele当前标签
function hover(event, ele) { var t, l, a, b; a = ele; t = a.offsetTop; l = a.offsetLeft; while (a.tagName != "BODY") { a = a.offsetParent; t = t + a.offsetTop; l = l + a.offsetLeft; } var x = (parseInt(l) - 200) + "px"; var y = (parseInt(t) - 200) + "px";//当前标签的位置 $(ele).prev().prev().show(); $(ele).prev().prev().css("top", y); $(ele).prev().prev().css("left", x); $(ele).prev().prev().css("width", "210px"); }