HTML iframe 用法总结收藏

<iframe src="resources/HTMLFolders/DirectoryTree.html" frameBorder="0" scrolling="no" width="195px" height="427px" marginheight="0" marginwidth="0"></iframe>
</div>
<!-- 页尾 -->
<div align="center" class="rights_home">
<iframe id="bottom" name="bottom" src="resources/HTMLFolders/Bottom.html" frameBorder="0" scrolling="no" width="950px" height="100px" marginheight="0" marginwidth="0" allowTransparency="true" style="background-color: red"></iframe>
</div>
</div>
</body>
</html>
被引用的文件UserLogin.html：
<link rel="stylesheet" type="text/css" href="../css/global.css">
<table border="0" align="left" width="193" cellpadding="1" cellspacing="0" style="border-style:solid;border-width:1px;border-color:#eeeeee;">
<tr><td>
<table border="0" align="left" width="190" cellpadding="0" cellspacing="0">
<tr>
<td align="left" valign="middle" width="20" height="25" class="tdfnt12px" background="../images/title_bar2.png" >
</td>
<td align="left" valign="bottom" height="25" class="tdfnt12px" background="../images/title_bar2.png">
<font style="height:18px;font-family:宋体;font-size:14px;">&nbsp;<b>会员登录</b></font>
</td>
</tr>
</table>
</td></tr>
</table>
<div id="divLogin" style="visibility:visible;position:absolute;left:10px;top:30px">
<table border="0" align="left" width="193" cellpadding="1" cellspacing="0" style="border-style:solid;border-width:0px;border-color:#eeeeee;">
<tr>
<td align="left" valign="bottom" height="45"><font class="normal">用户名：</font>
<td valign="bottom"><input type="text" name="userAreaUserName" id="userAreaUserName" class="id" maxlength="16"/></td>
</tr>
<tr>
<td align="left" height="40"><font class="normal">密码：</font>
<td><input type="password" name="userAreaUserPwd" id="userAreaUserPwd" class="pwd" maxlength="16"/></td>
</tr>
<tr>
<td align="center" colspan="2" class="tdfnt12px">