Here, have a free copy of my "kill fixed" bookmarklet. Sorry I don't have it in more readable code, but it's small enough to parse through so you can verify not

Here, have a free copy of my "kill fixed" bookmarklet. Sorry I don't have it in more readable code, but it's small enough to parse through so you can verify nothing nefarious resides in there. javascript:(function()%7B(function%20()%20%7Bvar%20i%2C%20elements%20%3D%20document.querySelectorAll('body%20*')%3Bfor%20(i%20%3D%200%3B%20i%20<%20elements.length%3B%20i%2B%2B)%20%7Bif%20(getComputedStyle(elements%5Bi%5D).position%20%3D%3D%3D%20'fixed')%20%7Belements%5Bi%5D.parentNode.removeChild(elements%5Bi%5D)%3B%7D%7D%7D)()%7D)()