login.php<?if(isset($submit)){ session_start(); $nickname=$name; session_register("nickname"); header("location:hframe.php"); }?><form name=form1 action="login.php" method="post"><input type=text name="name"><input type=submit name=submit value="进入"></form>hframe.php<frameset cols="0,*"> <frame name="contents" src="autosend.php"> <frame name="main" src="smessage.php"> <noframes> <body> <p>此网页使用了框架，但您的浏览器不支持框架。</p> </body> </noframes></frameset>smessage.php<?session_start();if(isset($submit)){ $fp=fopen("test.txt","a+"); $temp="".$rmessage."|".$content."|".$nickname."|0"; fputs($fp,$temp); exit;}?>：<form name=form1 action="smessage.php" method="post">接收方<input type=text name=rmessage><br>内容：<br><textarea name=content rows=20 cols=30></textarea><br><input type=submit name=submit value=submit></form><? session_start();echo "<meta http-equiv="refresh" content="6;url=autosend.php">";$fl=file("test.txt");$temp="";for($i=0;$i<count($fl);$i++){ $sflag=explode("|",$fl[$i]); if(($sflag[3]==0)&&$sflag[0]==$nickname){ echo"<script>window.open("list.php?Smessage=$sflag[2]&Content=$sflag[1]","newwin","toolbar=no location=no")</script>"; }else{ $temp.=$fl[$i]; }}$fp=fopen("test.txt","w"); fputs($fp,$temp); ?> 这只是个简单的例子，更多的修饰就靠你自己了!
