As usual I googled immensely to find someone doing it the way I thought it should be done, and didn’t find quite the right thing. I did find a good starting point from Wes Ray, jQuery Accordion for Wordpress. There were a few features that weren’t working, and then some that I found necessary to add.
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This is a simple way to get this working, but in all my googling I didn’t come across a write-up. Here is how I got the beautiful jQuery Galleria to replace the default WordPress gallery. This is my ideal solution, and I am actively using it as a Photography CMS for a client’s portfolio.
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