if ($Ok)
{
if ($choice=="addone")
{
if ($title=="")
{
header("Location: login_error.php?error=网上调查的标题为空/n");
}
if (($option1=="")||($option2==""))
{
header("Location: login_error.php?error=第一、二项不能为空/n");
}
$title_check = "select title from survey
where title = '$title'";
$check_result = mysql_query($title_check)
or die("不能执行网上调查。");
$check_num = mysql_num_rows($check_result);
$n=2;
if($option3!="")$n=3;
if($option4!="")$n=4;
if ($check_num == 0)
{
$sql = "insert into survey
values('$title','$n', '$option1','$option2',
'$option3','$option4',1,1,1,1)";
@mysql_query($sql) or die ("无法添加网上调查");
header("Location: on_ok.php?log_id=$log_id/n
&ok_info=网上调查添加成功");
}
else
{
header("Location: login_error.php?error=不能重复调查!/n");
}
}
else
if ($choice == "deleone")
{
$title_check = "select title from survey
where title = '$title'";
$check_result = mysql_query($title_check)
or die("不能执行网上调查。");
$check_num = mysql_num_rows($check_result);
if ($check_num == 0)
{
header("Location: login_error.php?
error=你选择的网上调查不存在。/n");
}
else
{
$title_dele = "delete from survey
where title = '$title'";
@mysql_query($title_dele) or die ("无法删除网上调查");
header("Location: on_ok.php?log_id=$log_id/n");
}
}
}
include "header.inc.php";
?>
//查询数据库中是否有调查的项目
$survey_check = "select title from survey";
$check_result = mysql_query($survey_check)
or die("不能进行网上调查。");
$check_num = mysql_num_rows($check_result);
//如果没有正在进行的调查,则报错
if ($check_num == 0)
{
header("Location: login_error.php?error=现在没有网上调查!/n");
}
else
{
//显示广告,可以是动态GIF格式
include "ad.php";