Jack,

Let us take a look. I've just checked using your account and it seems that the content is mostly in simplified, with a few entries that seem to be traditional. This may be an issue on our end.

http://popupchinese.com/account/customize

Just generally, this is the page to visit if you want to change account or display preferences. As long as your settings are displayed properly on this page, the problem is almost certainly with us rather than you.