聊天室php&mysql(一)

//第一个页面  name="index1.php"

<?

include "../signup/mysql.php";
$time1=time();
//$userid=983530409;
echo $n;

if($n==1){
$userid=time();
$nick="g".$userid;
$last_time=$userid;
$sql="insert into chat_user (userid,id,last_time) values ('$userid','$nick','$last_time')";
mysql_query($sql)or die(mysql_error());

$sql="insert into chat_user_list (userid,id,last_time) values ('$userid','$nick','$last_time')";
mysql_query($sql)or die(mysql_error());

echo"<FONT SIZE=6 COLOR=#FF0066><B>LOADING ........</B></FONT>";
echo "<script language='JavaScript'> window.open('index1.php?userid=".$userid."','chat','toolbar=no,directories=no,menubar=no,width=800,height=570,left=0,top=0,status=0');";

echo" window.close() </script>";

}

if($n==983530409)
{

$sql="select userid,sex,passwd from user where id='$n'";
$result=mysql_query($sql);
$row=mysql_fetch_array($result);
$nick=$row["userid"];
$passwd=$row["passwd"];
$sex=$row["sex"];

$sql="insert into chat_user (userid,passwd,sex,last_time,id)values('$n','$passwd','$sex','$time1','$nick')";
mysql_query($sql)or die(mysql_error());

echo"<FONT SIZE=6 COLOR=#FF0066><B>LOADING ........</B></FONT>";
echo "<script language='JavaScript'> window.open('index1.php?userid=".$n."','chat','toolbar=no,directories=no,menubar=no,width=800,height=570,left=0,top=0,status=0');";

echo" window.close(); </script>";
}

?>
<html>
<head>
<title>::: FEIT聊天室 :::</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script language="JavaScript">

</script>
</head>
<frameset cols="*,132" frameborder="NO" border="0" framespacing="0" rows="*">
  <frameset rows="*,111" frameborder="NO" border="0" framespacing="0" cols="*">
    <frame name="top" src="index.php?userid=<? echo $userid?>" scrolling="AUTO">
    <frame name="bottom" scrolling="NO" noresize src="frame3.php?userid=<? echo $userid ?>">
  </frameset>
  <frameset rows="*,110" frameborder="NO" border="0" framespacing="0">
    <frame name="right" scrolling="AUTO" noresize src="frame2.php?userid=<? echo $userid?>">
    <frame name="bottomFrame" scrolling="NO" noresize src="frame4.php">
  </frameset>
</frameset>
<noframes>
<body bgcolor="#FFFFFF" text="#000000">
<p>很抱歉！这是一个分帧页面，但由于你的浏览器不支持，所以不能浏览！ </p>
<p>Sorry!This page uses frames,but your browser doesn't support them .</p>
</body>
</noframes>
</html>