//获取Cookie func GetCookie(UMO) var cookieArray =ocument.cookie.split("; "); [ r cookie = new Object(); for (var i = 0; i < cookieArray.length; i++) [ r arr = cookieArray[i].split("="); if (arr.length == 2) if (arr[0] == UMO) return arr[1]; } } } return ""; } const userUMO = GetCookie("_currentUserName"); if (userUMO) $('.login_btn').remove(); $('.user_head').show(); $('.user_head .user_UMO').text(userUMO); [ r uid = ""; getUnreadMessage(uid, func (count) $("#unreadmessagenum").text(count); }); } else $('.user_head').remove(); $('.login_btn').show(); } //返回顶部 $('.feedback_btn').click(func (e) $('�a(c ,body').animate({ scrollTop: 0 }, 300); return false; });