OK, fixed. I had added a style="background:inherit" to the <tr> elements of the board table, to counteract the new website-wide default, and make whole-board background images visible again. But in copy-pasting the similar fix from beta.js to betzaNew.js I missed the closing quote.
OK, fixed. I had added a style="background:inherit" to the <tr> elements of the board table, to counteract the new website-wide default, and make whole-board background images visible again. But in copy-pasting the similar fix from beta.js to betzaNew.js I missed the closing quote.