| 101 | 
 <p>In addition, the current implementation assumes that there are following  | 
 <p>In addition, the current implementation assumes that there are following  | 
| 102 | 
 requirements:</p> | 
 requirements:</p> | 
| 103 | 
 <ul> | 
 <ul> | 
 | 
 <li>Any attribute in the HTML namespace which is not defined by the | 
  | 
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 HTML5 specification (including Web Forms 2.0 specification)  | 
  | 
 | 
 <em class=rfc2119>MUST NOT</em> be used.</li> | 
  | 
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 <li>For an element in the HTML namespace, any attribute in the null namespace | 
  | 
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 (or per$B!>(Belement partition) <em class=rfc2119>MUST NOT</em> be used | 
  | 
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 unless it is allowed by the HTML5 specification (including Web Forms 2.0 | 
  | 
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 specification).</li> | 
  | 
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 <li class=ed>@@ Forms elements: ... | 
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 | 
  | 
  | 
| 104 | 
 <li>For the attribute not defined in HTML5, the following definitions are | 
 <li>For the attribute not defined in HTML5, the following definitions are | 
| 105 | 
 applied. | 
 applied. | 
| 106 | 
  | 
  | 
| 209 | 
   or <code>th</code><td><code>align</code> or <code>valign</code> | 
   or <code>th</code><td><code>align</code> or <code>valign</code> | 
| 210 | 
   <td>Enumerated attribute [HTML5] | 
   <td>Enumerated attribute [HTML5] | 
| 211 | 
  | 
  | 
| 212 | 
  | 
   <tr><td><code>form</code> | 
| 213 | 
  | 
   <td rowspan=3><code>replace</code> | 
| 214 | 
  | 
   <td rowspan=3>Enumerated attribute [HTML5] | 
| 215 | 
  | 
  | 
| 216 | 
   <tr><td><code>input</code> (<code>type</code> attribute is in | 
   <tr><td><code>input</code> (<code>type</code> attribute is in | 
| 217 | 
   Image Button<!-- @@ ref --> or Submit Button<!-- @@ ref --> state) | 
   Image Button<!-- @@ ref --> or Submit Button<!-- @@ ref --> state) | 
| 218 | 
   <td><code>replace</code> | 
  | 
| 219 | 
   <td>Enumerated attribute [HTML5] | 
   <tr><td><code>button</code> | 
| 220 | 
  | 
  | 
| 221 | 
   <tr><td><code>link</code><td><code>target</code> | 
   <tr><td><code>link</code><td><code>target</code> | 
| 222 | 
   <td>Valid browsing context name or keyword [HTML5] | 
   <td>Valid browsing context name or keyword [HTML5] | 
| 244 | 
   <td rowspan=2>Same as <code>script</code> <code>charset</code> [HTML5], | 
   <td rowspan=2>Same as <code>script</code> <code>charset</code> [HTML5], | 
| 245 | 
   syntactically | 
   syntactically | 
| 246 | 
   <tr id=html-link-charset><td><code>link</code> | 
   <tr id=html-link-charset><td><code>link</code> | 
| 247 | 
  | 
  | 
| 248 | 
  | 
 <tr id=html-textarea-pattern><td><code>textarea</code><td><code>pattern</code> | 
| 249 | 
  | 
 <td>Same as <code>input</code> <code>pattern</code>. | 
| 250 | 
  | 
  | 
| 251 | 
  | 
 <tr id=html-form-accept><td><code>form</code><td><code>accept</code> | 
| 252 | 
  | 
 <td>Same as <code>input</code> <code>accept</code>. | 
| 253 | 
  | 
  | 
| 254 | 
   </table> | 
   </table> | 
| 255 | 
 <li>Any value <em class=rfc2119>MAY</em> be specified to the | 
 <li>Any value <em class=rfc2119>MAY</em> be specified to the | 
| 256 | 
 <code>version</code> attribute of an <code>html</code> element. | 
 <code>version</code> attribute of an <code>html</code> element. |