save this as a bookmarklet

gistfile1.txt

javascript:var%20nodes%20=%20window.frames[0].document.querySelectorAll(%27.spec.passed%27);for%20(var%20i=0;%20i%20<%20nodes.length;%20i++)%20{var%20node%20=%20nodes[i];node.parentNode.removeChild(%20node%20);}var%20headers%20=%20window.frames[0].document.querySelectorAll(%27.example_group%27);for%20(var%20i=0;%20i%20<%20headers.length;%20i++)%20{var%20header%20=%20headers[i];if%20(!header.querySelector(%27.failed%27))%20header.parentNode.removeChild(%20header%20);}