//if ((is_ie) & (! is_ie7))
if ((is_ie))
{
	$("lz").src = "-images/transparent/lz.png";
	$("dz").src = "-images/transparent/lz.png";
	$("ls").src = "-images/transparent/lz.png";
	$("ds").src = "-images/transparent/lz.png";
}