Display rating stars

function show_stars($rater_rating)
{
	if ($rater_rating <= 0  ){$rater_stars = "images/00star.gif";$rater_stars_txt="Not Rated";}
	if ($rater_rating >= 1  ){$rater_stars = "images/1stars.gif";$rater_stars_txt="1";}
	if ($rater_rating >= 2  ){$rater_stars = "images/2stars.gif";$rater_stars_txt="2";}
	if ($rater_rating >= 3  ){$rater_stars = "images/3stars.gif";$rater_stars_txt="3";}
	if ($rater_rating >= 4  ){$rater_stars = "images/4stars.gif";$rater_stars_txt="4";}
	if ($rater_rating >= 5  ){$rater_stars = "images/5stars.gif";$rater_stars_txt="5";}
	return '<img src="'.$rater_stars.'?x='.uniqid((double)microtime()*1000000,1).'" alt="'.$rater_stars_txt.' stars" width="55px" height="12px" />';
}