Years ago, Chris Smith made a couple of bookmarklets to easily grab a site's UUID and another one for its Alias.   From Wikipedia: Whenever I need to get a widget's content-uuid, I have to right-click on the widget, choose "inspect" or "inspect element" then scroll through the developer tools to spot the content uuid.  Which is the unique ID for that particular widget.  So I thought I'd take a look at Chris' code and see if I can adapt it: javascript:$(".os_core:first").one("clic