public String DelLink(){
		Long lid=Long.valueOf(request.getParameter("lid"));
		LinkDAO dao=DAOFactory.getLinkDAO();
		
		boolean ret1=dao.delLink(lid);
		if(ret1){
//			response.sendRedirect("../admin/FriendLinkAdmin.jsp");
			return "success";
		}else{
//			response.sendRedirect("../admin/OpResult.jsp?op=default&ret=false&words="+URLEncoder.encode("删除友情链接出错！请联系管理员", "UTF-8"));
			return "fail";
		}
	}