效果如下：

打開：帝國后臺--系統--數據表和系統模型--管理數據表，找到你要修改的數據表，點 管理字段

打開如下圖：找到 onlinepath 字段：點修改

替換代碼到如下圖的地方：（代碼文章底部提供）

<script>function dooadd(){var i;var str="";var oldi=0;var j=0;oldi=parseInt(document.add.oeditnum.value);for(i=1;i<=document.add.odownnum.value;i++){j=i+oldi;str=str+"<tr><td width=7%> <div align=center>"+j+"</div></td><td width=19%><div align=left><input name=odownname[] type=text value=第"+j+"集 size=17></div></td><td width=40%><input name=odownpath[] type=text size=36 id=odownpath"+j+" ondblclick=SpOpenChFile(0,'odownpath"+j+"')><select name=othedownqz[]><option value=''>--地址前綴--</option><?=$newdownqz?></select></td><td width=21%><div align=center><select name=odownuser[] id=select><option value=0>游客</option><?=$ygroup?></select></div></td><td width=13%><div align=center><input name=ofen[] type=text value=0 size=6></div></td></tr>";}document.getElementById("addonline").innerHTML="<table width='100%' border=0 cellspacing=1 cellpadding=3>"+str+"</table>";}</script><table width="100%" border="0" cellspacing="0" cellpadding="0">  <tr>     <td height="25">觀看地址前綴&nbsp;:       <input name="onlineurl_qz" type="text" size="32"> <select name="changeonlineurl_qz" onchange="document.add.onlineurl_qz.value=document.add.changeonlineurl_qz.value">        <option value="" selected>選擇前綴</option>        <?=$downurlqz?>      </select>      </td>  </tr>  <tr>     <td height="25">選擇/上傳附件:       <input name="changeonline_url" id="changeonline_url" type="text" size="32"> <input type="button" name="Submit" value="選擇" onclick="window.open('ecmseditor/FileMain.php?type=0&classid=<?=$classid?>&infoid=<?=$id?>&filepass=<?=$filepass?>&sinfo=1&doing=1&field=changeonline_url<?=$ecms_hashur[ehref]?>','','width=700,height=550,scrollbars=yes');">&nbsp;	  <input type="button" name="Submit" value="復制" onclick="document.getElementById('changeonline_url').focus();document.getElementById('changeonline_url').select();clipboardData.setData('text',document.getElementById('changeonline_url').value);"></td>  </tr>  <tr>     <td><table width="100%" border="0" cellpadding="3" cellspacing="1" bgcolor="#DBEAF5">        <tr>           <td width="7%"> <div align="center">編號</div></td>          <td width="19%"><div align="left">觀看名稱</div></td>          <td width="40%">觀看地址 <font color="#666666">(雙擊選擇)</font></td>          <td width="21%"> <div align="center">權限</div></td>          <td width="13%"> <div align="center">點數</div></td>        </tr>      </table></td>  </tr>  <tr>     <td>    <?php    if($ecmsfirstpost==1)    {	?>	<table width='100%' border=0 cellspacing=1 cellpadding=3>	<?php	$oeditnum=3;	for($opathi=1;$opathi<=$oeditnum;$opathi++)	{	?>		<tr>                   <td width='7%'> <div align=center><?=$opathi?></div></td>                  <td width='19%'> <div align=left>                       <input name=odownname[] type=text value='第<?=$opathi?>集' size=17>                    </div></td>                  <td width='40%'> 		  <input name=odownpath[] type=text id='odownpath<?=$opathi?>' size=36 ondblclick="SpOpenChFile(0,'odownpath<?=$opathi?>');">		  <select name=othedownqz[]><option value=''>--地址前綴--</option><?=$newdownqz?></select>                   </td>                  <td width='21%'><div align=center>                       <select name=odownuser[] id=select>                        <option value=0>游客</option>                        <?=$ygroup?>                      </select>                    </div></td>                  <td width='13%'> <div align=center>                       <input name=ofen[] type=text id=ofen[] value=0 size=6>                    </div></td>                </tr>	<?php	}	?>	</table>	<?php    }    else    {	$oeditnum=0;	$onlinemoviepath="";	if($r[onlinepath])	{		$j=0;		$od_record=explode("/r/n",$r[onlinepath]);		for($i=0;$i<count($od_record);$i++)		{			$j=$i+1;			$od_field=explode("::::::",$od_record[$i]);			//權限			$tgroup=str_replace(" value=".$od_field[2].">"," value=".$od_field[2]." selected>",$ygroup);			//地址前綴			$tnewdownqz=str_replace(" value='".$od_field[4]."'>"," value='".$od_field[4]."' selected>",$newdownqz);			$onlinemoviepath.="<tr><td width='7%'><div align=center>".$j."</div></td><td width='19%'><div align=left><input name=odownname[] type=text value='".$od_field[0]."' size=17></div></td><td width='40%'><input name=odownpath[] type=text value='".ehtmlspecialchars(stripSlashes($od_field[1]))."' size=36 id=odownpath".$j." ondblclick=/"SpOpenChFile(0,'odownpath".$j."');/"><select name=othedownqz[]><option value=''>--地址前綴--</option>".$tnewdownqz."</select><input type=hidden name=opathid[] value=".$j."><input type=checkbox name=odelpathid[] value=".$j.">刪</td><td width='21%'><div align=center><select name=odownuser[] id=select><option value=0>游客</option>".$tgroup."</select></div></td><td width='13%'><div align=center><input name=ofen[] type=text value='".$od_field[3]."' size=6></div></td></tr>";		}		$oeditnum=$j;		$onlinemoviepath="<table width='100%' border=0 cellspacing=1 cellpadding=3>".$onlinemoviepath."</table>";	}	echo $onlinemoviepath;    }    ?>    </td>  </tr>  <tr>     <td height="25">在線地址擴展數量: <input name="oeditnum" type="hidden" id="oeditnum" value="<?=$oeditnum?>">      <input name="odownnum" type="text" id="odownnum" value="1" size="6"> <input type="button" name="Submit5" value="輸出地址" onclick="javascript:dooadd();"></td>  </tr>  <tr>     <td id=addonline></td>  </tr></table>