This is gorgeous. If the author's reading, it's jumpy if you have a clicky scrollwheel mouse, and jittery if you drag the scrollbar (on Firefox, at least). Cou

This is gorgeous. If the author's reading, it's jumpy if you have a clicky scrollwheel mouse, and jittery if you drag the scrollbar (on Firefox, at least). Could you add a slider or something to help with fine control? There's so much detail to look at.