HTML/CSS/Images/start
"start" specifies when a video clip should start playing
<HTML>
<BODY>
<img start="mouseover" dynsrc="yourmovie.avi" alt="">
</BODY>
</HTML>
<HTML>
<BODY>
<img start="mouseover" dynsrc="yourmovie.avi" alt="">
</BODY>
</HTML>