jQuery BlockUI Plugin lets you simulate synchronous behavior when using AJAX, without locking the browser.
https://jquery.malsup.com/block/
JavaScript Libraries and Functions
Get access to data on 13,595,233 websites that are jQuery BlockUI Customers. We know of 5,167,586 live websites using jQuery BlockUI and an additional 8,427,647 sites that used jQuery BlockUI historically and 2,095,480 websites in the United States.
Get a list of 13,595,233 websites using jQuery BlockUI which includes location information, hosting data, contact details, 5,167,586 currently live websites and an additional 2,406,256 domains that redirect to sites in this list. 8,427,647 sites that used this technology previouslyand 2,095,480 websites in the United States currently using jQuery BlockUI.
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