if ($AttachInfo['extension'] == 'jpg' || $AttachInfo['extension'] == 'gif' || $AttachInfo['extension'] == 'png' || $AttachInfo['extension'] == 'jpeg') 
{ 
header("Content-type:image/jpeg"); 
header("Content-Disposition: attachment;filename=" . $AttachInfo['filename'] . ""); 
$read = @readfile('./' . $AttachInfo['filepath']);		 
}