Rotate i IE og Firefox/Crome

Dette virker fint i IE med ikke i Firefox m.fl.

<HTML>
<BODY>
<DIV style="writing-mode:tb-rl; width:150px;height:250px;">
This is a sentence in a DIV element with vertical layout.
</DIV>
<DIV style="direction:ltr; writing-mode:tb-rl; width:250px;height:250px;">
This is a vertical sentence.
</DIV>

</BODY>
<HTML>