Untitled

Montage or Collage with GD Library
$montage_image = imagecreatetruecolor(100, 100);
$x_index = 0;
$y_index = 0;
foreach($array_with_100_10x10_gif_urls as $gif_image_url) {
    $current_image = imagecreategif($gif_image_url);
    imagecopy($montage_image, $current_image, $x_index * 10, $y_index * 10, 0, 0, 10, 10);
    imagedestroy($current_image);
    $x_index++;
    if ($x_index > 9) {
        $x_index = 0;
        $y_index++;
    }
}
// place code for saving the montage image as a file or outputting to teh browser here.
imagedestroy($montage_image);