function showShadow(which)
{
	if (screen.width <= 800) return;
	if (which == 1)
	{
		document.write('<table width="800" cellspacing="0" cellpadding="0" align="center">');
		document.write('	<tr>');
		document.write('		<td width="12" background="images/bg_left.gif"></td>');
		document.write('		<td width="776">');
	}
	if (which == 2)
	{
		document.write('		</td>');
		document.write('		<td width="12" background="images/bg_right.gif"></td>');
		document.write('	</tr>');
		document.write('</table>');
	}
	return;
}