<public:component>
<public:attach event="onmouseover" onevent="itemOnMouseOver()" />
<public:attach event="onmouseout" onevent="itemOnMouseOut()" />

<script language="javascript">
function  itemOnMouseOver(){
	with (element) {
		src = overimg;	
	}
}
function  itemOnMouseOut(){
	with (element) {
		src = outimg;
	}
}
</script>
</public:component>