Thanks so much for the help, Cyricx! I really appreciate it!
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The boxes worked out beautifully. The collapse part went haywire.
Nothing would uncollapse.
I put the original glabal_js back, but it just now occurred to me - could that be because I edited the phrase down to "Info" instead of the original "Additional info"? (Is that a really stupid question? Probably. I can't actually see why that would matter, but what do I know.)