Improved physical pages: they support comments and have their own dedicated namespace now. Still some consistency fixes to make.
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>{$lang_flash_title}</title>
<script language="javascript" type="text/javascript" src="../../tiny_mce_popup.js"></script>
<script language="javascript" type="text/javascript" src="jscripts/flash.js"></script>
<script language="javascript" type="text/javascript" src="../../utils/mctabs.js"></script>
<script language="javascript" type="text/javascript" src="../../utils/form_utils.js"></script>
<link href="css/flash.css" rel="stylesheet" type="text/css" />
<base target="_self" />
</head>
<body onload="tinyMCEPopup.executeOnLoad('init();');" style="display: none">
<form onsubmit="insertFlash();return false;" action="#">
<div class="tabs">
<ul>
<li id="general_tab" class="current"><span><a href="javascript:mcTabs.displayTab('general_tab','general_panel');" onmousedown="return false;">{$lang_flash_general}</a></span></li>
</ul>
</div>
<div class="panel_wrapper">
<div id="general_panel" class="panel current">
<fieldset>
<legend>{$lang_flash_general}</legend>
<table border="0" cellpadding="4" cellspacing="0">
<tr>
<td nowrap="nowrap"><label for="file">{$lang_flash_file}</label></td>
<td nowrap="nowrap">
<table border="0" cellspacing="0" cellpadding="0">
<tr>
<td><input id="file" name="file" type="text" value="" onfocus="this.select();" /></td>
<td id="filebrowsercontainer"> </td>
</tr>
</table>
</td>
</tr>
<tr id="linklistrow">
<td><label for="linklist">{$lang_flash_list}</label></td>
<td id="linklistcontainer"> </td>
</tr>
<tr>
<td nowrap="nowrap"><label>{$lang_flash_size}</label></td>
<td nowrap="nowrap">
<input type="text" id="width" name="width" value="" onfocus="this.select();" />
<select name="width2" id="width2" style="width: 50px">
<option value="">px</option>
<option value="%">%</option>
</select> x <input id="height" name="height" type="text" value="" onfocus="this.select();" />
<select name="height2" id="height2" style="width: 50px">
<option value="">px</option>
<option value="%">%</option>
</select>
</td>
</tr>
</table>
</fieldset>
</div>
</div>
<div class="mceActionPanel">
<div style="float: left">
<input type="button" id="insert" name="insert" value="{$lang_insert}" onclick="insertFlash();" />
</div>
<div style="float: right">
<input type="button" id="cancel" name="cancel" value="{$lang_cancel}" onclick="tinyMCEPopup.close();" />
</div>
</div>
</form>
</body>
</html>