我觉得你改成同样的name值,不同的value,可能好点。
(没办法测试,我机器还没配置php,懒)
用empty()检查变量是否空值。

解决方案 »

  1.   

    yufan你说详细点拉,我也想看看怎么解决
      

  2.   

    <html><head><title>企业上网</title><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><LINK href="inc/masterhome.css" type=text/css rel=stylesheet><style type=text/css>BODY { FONT-SIZE: 12px; COLOR: #0000; FONT-FAMILY: 宋体}TD { FONT-SIZE: 12px; COLOR: #000; FONT-FAMILY: 宋体}</style><SCRIPT language=JavaScript>function OpenDemo(){ window.open("", 'newimg', 'left=150, top=50, width=620,height=300,resizable=1,status=0,menubar=0,scrollbars=1');}</SCRIPT ></head><body bgcolor="#FFFFFF" text="#000000" leftmargin="0" topmargin="0"><center>  <table width="780" border="0" cellpadding="0" cellspacing="0">    <tr>    <td background="../img/top_bg.gif" height="56" valign="bottom">       <div align="right">        <table width="35%" border="0" cellspacing="0" cellpadding="0" align="right">          <tr>            <td width="7%">                <div align="right"><img src="../img/top_d_left.gif" width="18" height="22"></div>              </td>            <td width="23%" bgcolor="#000000">                <p align="center"> <img src="../img/home.gif" width="14" height="14" align="absmiddle"> <a href="http://www.dy.zj.cninfo.net"><font color="#FFFFFF">首页</font></a></p>              </td>            <td width="32%" bgcolor="#000000">               <div align="center"><img src="../img/sign.gif" width="16" height="18" align="absmiddle">                 <font color="#FFFFFF">客户服务</font></div>            </td>            <td width="30%" bgcolor="#000000">               <div align="center"><img src="../img/mail.gif" width="16" height="18" align="absmiddle"><font color="#FFFFFF">                 联系我们</font></div>            </td>            <td width="8%">               <div align="left"><img src="../img/top_d_right.gif" width="18" height="22"></div>            </td>          </tr>        </table>      </div>    </td>  </tr>  <tr>    <td bgcolor="#000000" height="1"></td>  </tr></table>  <script language=javascript src="inc/list.js"></script>  <br>  
     
      
     
    <table width="762" border="0" cellspacing="0" cellpadding="0" align="center" class=font9px>
      <tr>
        <td width="10" bgcolor="#FF8A00"><img src="Images/trans.gif" width="10" height="1"></td>
         <br>
          <table width="100%" border="0" cellspacing="0" cellpadding="2">
      <tr><td class=font9px>
    <tr><td>&nbsp;</td><br>
    <td>&nbsp;</td><br><td>&nbsp;</td><br>
    </tr>   <b>忘记密码说明:</b><br><br><b>您知道用户名只是把密码忘记了?</b><br><br>请执行如下步骤:<br><br>1,请输入您的用户名。<br><br>2,如果你输入的用户名是正确的,我们会显示您在填写用户资料时输入的密码提示问题请您回答。如果您回答正确,我们会把密码发送到您在我们这里登记的信箱里。<br><br>3,如果您忘记了问题的答案,请您按照把用户名和密码全部忘记的步骤来找回您的密码。<br><br><b>您把用户名和密码全忘记了?</b><br><br>请执行如下步骤:<br><br>1,请同时输入您在填写企业用户资料时填写的企业名称和E-mail地址。<br><br>2,如果你的输入是正确的,我们会把用户名和密码发送到您刚才输入的信箱里。<br><br>3,如果您不能正确填写企业名称和E-mail地址,请和我们的管理员联系,说明情况,我们帮助您解决。<br><br><b>您的注册时填写的E-mail地址信箱无法使用怎么办?</b><br><br>请和我们的管理员联系,说明情况,我们帮助您解决。<br><br> </td></tr>
          </table>
          <br>
        </td>
        <td width="581" valign="top"> <br>
          <table width="400" border="1" cellspacing="0" cellpadding="0" align="center" bordercolor="#000000" bordercolordark="#FFFFFF">
            <tr> 
               
              <td width="93%" bgcolor="Fed45c">
                <table width="100%" border="0" cellspacing="0" cellpadding="0">
                  <tr> 
                    <td width="317"> 
                      <div align="center" class="font14px">找回密码</div>
                    </td>
                    <td width="10" bgcolor="FA8F03"><img src="Images/trans.gif" width="10" height="9"></td>
                    <td width="1"><img src="Images/trans.gif" width="1" height="1"></td>
                    <td width="10" bgcolor="C6740A"><img src="Images/trans.gif" width="10" height="20"></td>
                    <td width="1"><img src="Images/trans.gif" width="1" height="1"></td>
                    <td width="10" bgcolor="9E5D08"><img src="Images/trans.gif" width="10" height="8"></td>
                    <td width="1"><img src="Images/trans.gif" width="1" height="1"></td>
                    <td width="10" bgcolor="734306"><img src="Images/trans.gif" width="10" height="8"></td>
                  </tr>
                </table>
              </td>
            </tr>
          </table>
          <table width="90%" border="0" cellspacing="0" cellpadding="0" align="center" class=font9px>
            <tr>
              <td class="font9px">
    <br>
    <br>
          <table width="90%" border="0" cellspacing="0" cellpadding="3" align="center">
            <tr class="unnamed1"> 
    <form method=post action="forget_pw.php">
              <td colspan="2"><font color="#990033">我忘记了密码</font></td>
            </tr>
            <tr class="unnamed1"> 
              <td width="14%">&nbsp;</td>
              <td width="86%"> 请填入企业名称: 
                <input type="text" name="account" size="30">
              </td>
            </tr>
            <tr class="unnamed1"> 
              <td width="14%" height="24">&nbsp;</td>
              <td width="86%" height="24"> 
                <div align="center"> 
                  <input type="submit" name="Subnext" value="下一步" class="unnamed1">
                </div>
              </td>
            </tr>
            <tr class="unnamed1"> 
              <td colspan="2"><br><hr width="100%">
                <br>
                <font color="#990033">我把用户名和密码全忘记了</font></td>
            </tr>
            <tr class="unnamed1"> 
              <td width="14%">&nbsp;</td>
              <td width="86%">企业名称&nbsp;&nbsp;: 
                <input type="text" name="Name">
                <br>
                E-mail地址: 
                <input type="text" name="Email">
              </td>
            </tr>
            <tr class="unnamed1">
              <td width="14%">&nbsp;</td>
              <td width="86%"> 
                <div align="center">
                  <input type="submit" name="Suball" value="提交" class="unnamed1"></form>
                </div>
              </td>
            </tr>
          </table>
    <br>
              </td>
            </tr>
          </table>
        </td>
      </tr>
    </table>
     
    <center><SCRIPT language=javascript src="inc/copyright.js"></SCRIPT></center></body>
    </html>
    程序附上,请问如何判断是按了"下一步·键还是·提交·键????????
      

  3.   

    php里看看提交的变量名
    是区分大小写的
    $Suball="提交";
    $suball="";
      

  4.   

    我一个是subnext ,一个是suball啊,老兄!!!!!!!!!!!!!!
      

  5.   

    <input type="submit" name="Suball" value="提交" class="unnamed1">
                               ^<--这个是大写的所以不能用$subnext 和$suball,
    要用$Subnext 和$Suball
      

  6.   

    不会的,只要你保证所有的变量名不要相同!
    特别是<input......>这种.
    就是说相互关联的网页都不要相同.
    我可是在这方面吃过苦头的!