A first couple of steps is to
1. clear your cookies
2. Try a different browser
Its difficult to troubleshoot a issue like this, there are so many possibilities. Many of us have now gone to the canonrumors pro membership which shows no ads so we won't see issues like this and will be of little help in repeating the issue.
At a minimum, if the above does not work, tell us which phone and browser because issues like this can be specific to just one combination.