1
javascript:var%20nodes%20=%20document.querySelectorAll('*');for%20(var%20i=0;%20i%3Cnodes.length;%20i++)%7B%20var%20node%20=%20nodes%5Bi%5D;%20var%20style%20=%20getComputedStyle(node);%20if%20(style.position=='fixed')%20%7Bnode.style.position='absolute'%7D%7D
(except, mysteriously, on the tumblr mobile site, where some floating buttons survive. Anyone know why?)