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 13,407,152 websites jQuery BlockUI Customers. We know of 5,263,959 live websites using jQuery BlockUI and an additional 8,143,193 sites that used jQuery BlockUI historically and 2,164,579 websites in the United States.
Get a list of 13,407,152 websites using jQuery BlockUI which includes location information, hosting data, contact details, 5,263,959 currently live websites and an additional 2,430,575 domains that redirect to sites in this list. 8,143,193 sites that used this technology previouslyand 2,164,579 websites in the United States currently using jQuery BlockUI.
Countries
Financial
Group
Region