gmx.de and web.de are not displayed properly

[robt24]

after logged in, you see only the headline in these email portals. body is blank and stays blank even when click to a navigation icon. checked with K-Meleon 76.4.5 kind regards

[roytam1]

it is hard to tell whats wrong as I don't have an account to login and test, but it is likely that the site uses javascript that is not understandable by our goanna3 engine.