foreach (range(0, 600) as $n): ?>
$x = rand(0, 1000) / 10 ?>
$y = rand(0, 1000) / 10 ?>
$size = min(rand(1, 15), rand(1, 15)); ?>
$col = rand(0, 256); ?>
$col = sprintf("#%02x%02x%02x", $col, $col, $col); ?>
if (rand(0, 100) < 1): ?>
$col = sprintf("#%02x%02x%02x", rand(0, 128), rand(0, 128), rand(0, 128)); ?>
endif; ?>
.
endforeach; ?>