javascript - How can I create a pop-up menu with Jquery? -


i've been learning code own , wondering how can achieve kind of stuff, after having clicking button , apply changes user wants, example in ebay.

i know php , javascript , how ajax works. don't need code me @ least give approaches , more importantly how technically called? can 'cause can't find in google 'pop-up menus' know that's not how called, time!!

enter image description here

take @ jquery ui's dialog: https://jqueryui.com/dialog


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