'是否多次提交留言 超过一次 function is_many_liuyan() Set rs_find_bm=Conn.Exec("select * from Message where ip='"&getipadd&"' order by id desc","r1") if not rs_find_bm.eof then data_from_db=rs_find_bm("data") minute_diff = dateDiff("n",data_from_db,now()) if minute_diff<5 then alertMsgAndGo "你已经报过名了","-1" end if end if