javascript change image

[seowebtrick]

i have created this code to change the imge, its not working.

<SCRIPT language="JavaScript">
</SCRIPT>

<CENTER>
<A HREF="http://javascript.internet.com"
onmouseover="movepic"button','pic-off.gif"
onmouseout="movepic"button','pic-on.gif'">
<IMG NAME="button" SRC="pic-off.gif" ALT="Image"></A>
</CENTER>

please give me anyone the correction on it.

[seowebtrick]

If any one know the solution of my query, then pls reply me as soon as possible.