od, enctype)
  &lt;textarea&gt; (name, cols, rows, disabled)
  &lt;select&gt;   (name, size, multiple)
  &lt;option&gt;   (value, selected)
  &lt;input&gt;    (name, type, size, value, maxlength, disabled, checked)
              types: text, password, checkbox, radio, button, submit, reset
  &lt;table&gt;    (border, cellspacing, cellpadding)
  &lt;tr&gt;
  &lt;td&gt;       (colspan, rowspan)
    &lt;th&gt;
    &lt;thead&gt;
    &lt;tbody&gt;
    &lt;tfoot&gt;
  &lt;hr&gt;       (height, size)
  &lt;img&gt;