It’s happened about 3 times, as I’m scrolling down a thread it suddenly reloads to one of those ad sites you can’t do anything but close the window to get away from
https://www.get-your-holiday.com/cgi-bin/wingame.pl?partner_pk=524&wingame_pk=66&freetest_pk=584&sub_id=15062-52468&sub_id_postback=102edfe0dcfe3c2804a49086826d99
I’m using the mobile site in an iPhone if that matters