<% sub tuichu() sql="select * from user where password='"&password&"' and username='"&username&"'" Rs.Open sql , conn,1,3 rs("endtime")=time rs("lefttime")=now rs.update rs.close Response.Redirect "login.asp" end sub %> <INPUT class=button name=Register onclick="call tuichu()" type=button value="退出"></p>