<!DOCTYPE html> | |
<script> | |
function runRaf(countdown) { | |
countdown--; | |
if (countdown > 0) | |
requestAnimationFrame(function() { runRaf(countdown); }); | |
} | |
requestAnimationFrame(function() { runRaf(5); }); | |
requestAnimationFrame(function() { runRaf(10); }); | |
</script> |