override rw-r--r--  www/admin for 1image.jpg?

##</code><code>##

use Image::Grab;

$url = "http://wherever/you/snatch/your/image/from.jpg"
$pic->url($url);

$file = "/Library/WebServer/Documents/gcdata/".$id."image.jpg";
open(IMAGE, ">$image") || die "Can't open $image: $!";
print IMAGE $pic->image;
close IMAGE;