-1; $i--) { $image = $imageDir.'/'.($useRadarLoc?($radarLoc.'_'):'').$radar.'_'.$i.'.'.$imageType; $image = getUniqueImageURL($image); echo $image; echo $i>0?', ':''; } } function getUniqueImageURL($image_url){ $timestamp = time(); if(strpos($image_url, '?')){ $image_url = str_replace('?', "?$timestamp&", $image_url); } else{ $image_url .= "?$timestamp"; } return $image_url; } ############ end function ############ ?>