function showProd(id,title, bordercolor){

	Position.prepare();

	coords = Position.cumulativeOffset($('product_'+id));

	$('overlay_piece').style.left=coords[0]+'px';

	$('overlay_piece').style.top=coords[1]+'px';

	$('overlay_piece').innerHTML='<div style="background-color:#FFFFFF;width:190px;height:190px;"><div style="border:1px solid #'+bordercolor+';width:190px;height:190px;"><a onmouseout="hideProd()" href="'+title+'"><img src="roll-over-images/'+id+'-over.jpg" width="190" height="190"/></a></div></div>';

	Element.show('overlay_piece');

}

function hideProd(){

	Element.hide('overlay_piece');

}