<% @ language="VBScript" %>
dim empty_num_1,empty_num_2
empty_num=request.querystring("t_name")
empty_num=request.querystring("t_pass")
访问数据库....
set t_empty=con.execute("select * from table where 带上这上面的这两个变量")
if t_empty.eof then
response.Write "<SCRIPT LANGUAGE=JavaScript> alert('"&error_one_1&"')</script>"
else
response.Write "<SCRIPT LANGUAGE=JavaScript> alert('"&error_one_1&"')</script>"
end if