班级管理部分:    首页:superadmin.php <?php include ("class/config.php"); if ($superadmin){      //如果已经进行管理员登陆,进行密码验证   if (!($supername==$supervisor)||!($superpass==$superpsw)){     echo "密码错误";    exit;    }else{ //用session记录管理员登陆    session_start(); // 开始session    session_register("superlogin");    $superlogin=$supername;      } }else{              //管理员登陆 echo "<form name="form1" method="post" action="$PHP_SELF">"; echo "<div align="center"> 请输入管理员密码<br>"; echo "管理员";  echo "<input type="text" name="supername"><br>"; echo "密码"; echo "<input type="password" name="superpass"><br>"; echo "<input type="submit" name="superadmin" value="进入"><br>"; echo "<input type="reset" name="cancel" value="重写"></div>";   echo "</form>"; exit; } ?> <html> <head> <title>班级管理</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> </head> <body bgcolor="#FFFFFF" text="#000000"> <p> </p> <table width="73%" border="0" cellspacing="0" cellpadding="0" align="center" height="208">   <tr>      <td>       <div align="center"><img src="class/image/classlogo.gif" width="224" height="60"></div>     </td>   </tr>   <tr>      <td>        <div align="center">班级管理</div>     </td>   </tr>   <tr>      <td>        <div align="center">         <a href="class/admin/addmember.php" target="_blank">添加成员</a><br>         <a href="class/admin/member.php" target="_blank">显示、删除成员</a><br>         <a href="class/admin/editmember.php" target="_blank">修改成员信息</a><br>         <a href="class/notebook/delnote.php" target="_blank">班级留言管理</a><br>         <a href="class/notebookg/delnote.php" target="_blank">客人留言管理</a></div>     </td>   </tr> </table> </body> </html> 添加成员:class/admin/addmember.php <? session_start(); if(!session_is_registered("superlogin"))//检查是否注册 { echo "<a href="../../superadmin.php">请重新进行管理员登陆<BR>"; exit; } include "../config.php"; if ($submit){ if (!$username||!$name){           //检查是否填写完整       echo "对不起,您必须填所有带*的项目!<BR>"."<a href="javascript:history.back()">返回</a>";       exit;     } $username=trim($username); $psw=trim($psw); $name=trim($name); $birth=$year."-".$month."-".$day; $work=trim($work); $ad=trim($ad); $post=trim($post); $ph=trim($ph); $bp=trim($bp); $email=trim($email); $oicq=trim($oicq); //检验此名字是否已被注册 $result = mysql_query("SELECT name FROM user where name="$name"",$db); if (mysql_num_rows($result)!=0){   echo "此名字已有人注册!"."<a href="javascript:history.back()">重新填写</a> "."忘记密码,向管理员<a href="querypsw.php">索要密码</a>"; exit; } //检验用户名是否被使用 $result = mysql_query("SELECT user FROM user where user="$username"",$db);//若返回列的数目不为0,说明此用户名已有人使用 if (mysql_num_rows($result)!=0){   echo "此用户名已有人使用!"."<a href="javascript:history.back()">重新填写</a>"; exit; } //写入数据库   $sql="INSERT INTO user (user,psw,name,sex,birth,work,ad,post,ph,bp,email,oicq) VALUES ("$username","$psw","$name","$sex","$birth","$work","$ad","$post","$ph","$bp","$email","$oicq")"; $result = mysql_query($sql,$db); mysql_close($db); echo "添加成功";   exit; } ?> <HTML> <HEAD> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <TITLE> 添加成员 </TITLE> </HEAD> <BODY BGCOLOR="#FFFFFF"> <form method="post" action="<? echo $PHP_SELF;?>">   <table width="51%" border="1" cellspacing="1" cellpadding="0" align="center" bordercolor="#FFCC00">     <tr>             <td height="153" width="60%"><br>               用户名:                <input type="Text" name="username" size="12" maxlength="12">               *<br>               (英文字母或加数字,长度不超过12)<br>           密码:            <input type="password" name="psw" size="8" maxlength="8">               <br>               (英文字母或加数字,长度不超过8个字符)<br>           姓名:            <input type="Text" name="name" size="8" maxlength="8">           *<br>           性别:男            <input type="radio" name="sex" value="男" checked>           女            <input type="radio" name="sex" value="女">           <br>           生日:            <select name="year">             <option selected>1991</option>             <option>1990</option>             <option>1989</option>             <option>1988</option>             <option>1987</option>             <option>1986</option>             <option>1985</option>             <option>1984</option>             <option>1983</option>             <option>1982</option>             <option>1981</option>             <option>1980</option>             <option>1979</option>             <option>1978</option>             <option>1977</option>             <option>1976</option>             <option>1975</option>             <option>1974</option>             <option>1973</option>             <option>1972</option>             <option>1971</option>             <option>1970</option>             <option>1969</option>             <option>1968</option>             <option>1967</option>             <option>1966</option>             <option>1965</option>             <option>1964</option>             <option>1963</option>             <option>1962</option>             <option>1961</option>             <option>1960</option>             <option>1959</option>             <option>1958</option>             <option>1957</option>             <option>1956</option>             <option>1955</option>             <option>1954</option>           </select>           年            <select name="month">             <option selected>01</option>             <option>02</option>             <option>03</option>             <option>04</option>             <option>05</option>             <option>06</option>             <option>07</option>             <option>08</option>             <option>09</option>             <option>10</option>             <option>11</option>             <option>12</option>           </select>           月            <select name="day">             <option selected>01</option>             <option>02</option>             <option>03</option>             <option>04</option>             <option>05</option>             <option>06</option>             <option>07</option>             <option>08</option>             <option>09</option>             <option>10</option>             <option>11</option>             <option>12</option>             <option>13</option>             <option>14</option>             <option>15</option>             <option>16</option>             <option>17</option>             <option>18</option>             <option>19</option>             <option>20</option>             <option>21</option>             <option>22</option>             <option>23</option>             <option>24</option>             <option>25</option>             <option>26</option>             <option>27</option>             <option>28</option>             <option>29</option>             <option>30</option>             <option>31</option>           </select>           日<br>           工作单位:            <input type="Text" name="work" size="30" maxlength="50">           <br>           通讯地址:            <input type="Text" name="ad" size="30" maxlength="50">           <br>           邮编:            <input type="Text" name="post" size="6" maxlength="6">           <br>           电话:            <input type="Text" name="ph" size="15" maxlength="30">           <br>           传呼:            <input type="Text" name="bp" size="15" maxlength="20">           <br>           Email:            <input type="Text" name="email" size="15" maxlength="35">           <br>           oicq:            <input type="Text" name="oicq" size="12" maxlength="12">           <br>            </td> </tr> </table>              <div align="center">           <br>           <input type="Submit" name="submit" value="提交">           <input type="reset" name="Reset" value="重写 ">         </div>       </form> </BODY> </HTML> 显示、删除成员:class/admin/member.php <? session_start(); if(!session_is_registered("superlogin"))//检查是否注册 { echo "<a href="../../superadmin.php">请重新进行管理员登陆<BR>"; exit; } include "../config.php"; if ($del==1){ mysql_query("delete from user where user="$user"",$db); //删除 echo "删除成功!";} ?> <html> <head> <title>成员列表</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> </head> <body bgcolor="#FFFFFF" text="#000000"> <table width="91%" border="0" cellspacing="0" cellpadding="0" height="139" align="center">   <tr>      <td>        <div align="center"><img src="../image/classlogo.gif" width="224" height="60"></div>     </td>   </tr>   <tr>     <td height="28">       <div align="center">成员列表</div>     </td>   </tr>   <tr>      <td height="163">       <table width="95%" border="1" cellspacing="1" cellpadding="0">         <tr>            <td>              <div align="center">用户名</div>           </td>           <td>             <div align="center">密码</div>           </td>           <td>             <div align="center">姓名</div>           </td>           <td>             <div align="center">删除</div>           </td>         </tr>         <?           $result = mysql_query("SELECT * FROM user",$db);           $row=mysql_num_rows($result);//查看结果有多少行            for ($i=0;$i<=($row-1);$i++) {    $name=mysql_result($result,$i,"name");    $user=mysql_result($result,$i,"user");    $psw=mysql_result($result,$i,"psw");    echo "<tr>";    echo "<td>$name</td>";    echo "<td>$psw</td>";    echo "<td>$name</td>";    echo "<td><a href="$PHP_SELF?del=1&user=$user">删除</a></td>";    echo "</tr>";          }           ?>         </table>     </td>   </tr> </table> </body> </html> 修改成员资料:class/admin/editmember.php <? session_start(); if(!session_is_registered("superlogin"))//检查是否注册 { echo "<a href="../../superadmin.php">请重新进行管理员登陆<BR>"; exit; } ?> <html> <head> <title>修改成员资料</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> </head> <body bgcolor="#FFFFFF" text="#000000"> <form name="form1" method="post" action="editmember_step2.php">   <table width="95%" border="0" cellspacing="0" cellpadding="0">     <tr>        <td height="117" width="49%">          <div align="center">您要修改谁的资料?<br>           <select name="member">           <?php             include "../config.php";             $result = mysql_query("SELECT * FROM user",$db);             $row=mysql_num_rows($result);//查看结果有多少行,即成员人数             for ($i=0;$i<=($row-1);$i++){              $name=mysql_result($result,$i,"name");              echo "<option>",$name,"</option>";             }           ?>                       </select>           <br>           <input type="submit" name="Submit" value="确定">           <input type="reset" name="cancel" value="重置">         </div>       </td>     </tr>   </table> </form> </body> </html> 修改成员资料步骤2:class/admin/editmember_step2.php <? session_start(); if(!session_is_registered("superlogin"))//检查是否注册 { echo "<a href="../../superadmin.php">请重新进行管理员登陆<BR>"; exit; } ?> <HTML> <HEAD> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <TITLE>修改成员资料</TITLE> </HEAD> <BODY BGCOLOR="#FFFFFF"> <?php include "../config.php"; if ($submit){ $user=trim($username); $psw=trim($psw); $name=trim($name); $birth=trim($birth); $work=trim($work); $ad=trim($ad); $post=trim($post); $ph=trim($ph); $bp=trim($bp); $email=trim($email); $oicq=trim($oicq); $photoname=trim($photoname); $account=strip_tags(trim($account));//去掉首尾空格及html标记 $signature=strip_tags(trim($signature)); //写入数据库 $sql="UPDATE user SET user="$user",psw="$psw",name="$name",sex="$sex",birth="$birth",work="$work",ad="$ad",post="$post",ph="$ph",bp="$bp",email="$email",oicq="$oicq",account="$account",signature="$signature",photo="$photoname",face="$face" where name="$member""; $result = mysql_query($sql,$db); mysql_close($db); echo "恭喜您修改成功!"; exit; } $result = mysql_query("SELECT * FROM user where name="$member"",$db); $user=mysql_result($result,0,"user"); $psw=mysql_result($result,0,"psw"); $sex=mysql_result($result,0,"sex"); $birth=mysql_result($result,0,"birth"); $work=mysql_result($result,0,"work"); $ad=mysql_result($result,0,"ad"); $post=mysql_result($result,0,"post"); $ph=mysql_result($result,0,"ph"); $bp=mysql_result($result,0,"bp"); $email=mysql_result($result,0,"email"); $oicq=mysql_result($result,0,"oicq"); $photo=mysql_result($result,0,"photo"); $account=mysql_result($result,0,"account"); $signature=mysql_result($result,0,"signature"); $photo=mysql_result($result,0,"photo"); $face=mysql_result($result,0,"face"); mysql_close($db); ?> <table width="95%" border="0" cellspacing="0" cellpadding="0" align="center">   <tr>      <td colspan="2">        <div align="center"><img src="../image/classlogo.gif" width="224" height="60"></div>     </td>   </tr>   <tr>      <td>        <div align="center">修改成员资料</div>     </td>   </tr>   <tr>      <td colspan="2">        <form method="post" action="<? echo $PHP_SELF,"?member=",$member;?>">         <table width="95%" border="1" cellspacing="1" cellpadding="0" align="center" bordercolor="#FFCC00">           <tr>             <td height="153" width="60%"><br>               用户名:                <input type="Text" name="username" size="12" maxlength="12" value="<? echo $user;?>">               <br>               (英文字母或加数字,长度不超过12)<br>           密码:            <input type="password" name="psw" size="8" maxlength="8" value="<? echo $psw; ?>">               <br>               (英文字母或加数字,长度不超过8个字符)<br>           姓名:            <input type="Text" name="name" size="8" maxlength="8" value="<? echo $member; ?>">           *<br>           性别:男            <input type="radio" name="sex" value="男" <? if ($sex=="男"){echo "checked";} ?>>           女            <input type="radio" name="sex" value="女" <? if ($sex=="女"){echo "checked";} ?>>           <br>           生日:<input type="text" name="birth" size="12" maxlength="12" value="<? echo $birth; ?>"><br>           工作单位:            <input type="Text" name="work" size="30" maxlength="50" value="<? echo $work; ?>">           <br>           通讯地址:            <input type="Text" name="ad" size="30" maxlength="50" value="<? echo $ad; ?>">               <br>           邮编:            <input type="Text" name="post" size="6" maxlength="6" value="<? echo $post; ?>">           <br>           电话:            <input type="Text" name="ph" size="15" maxlength="30" value="<? echo $ph; ?>">               <br>           传呼:            <input type="Text" name="bp" size="15" maxlength="20" value="<? echo $bp; ?>">           <br>           Email:            <input type="Text" name="email" size="15" maxlength="35" value="<? echo $email; ?>">               <br>           oicq:            <input type="Text" name="oicq" size="12" maxlength="12" value="<? echo $oicq; ?>">               <br>               个人照片:               <input type="text" name="photoname" value="<? echo $photo; ?>">               <br>           个人说明:(在通讯录里显示,不超过125个汉字)<BR>           <textarea name="account" cols="50" rows="5"><? echo $account; ?></textarea>           <br>           个人签名:(在留言簿的自动签名,不超过125个汉字)<br>               <textarea name="signature" cols="50" rows="5"><? echo $signature; ?></textarea>             </td>             <td height="153" width="40%"><br>               选择一个自己喜欢的头像:<br>           <?            for ($i=1;$i<=64;$i++){             echo "<img src="../image/face/icon".$i.".gif" width="32" height="32">";              echo "<input type="radio" name="face" value="$i" ";             if ($face==$i){             echo "checked";             }             echo ">";             if (($i%4)==0){ //隔4行,换行              echo "<br>";             }            }            ?><br>             </td>           </tr>         </table>         <div align="center">           <br>           <input type="Submit" name="submit" value="提交">           <input type="reset" name="Reset" value="重写 ">         </div>       </form>     </td>   </tr> </table> </BODY> </HTML>