The documentation on the jQuery progressBar
says that this UI widget is not suitable for displaying progress of indeterminate length.
It recommends one of two alternatives:
– an indeterminate progressBar, which is “coming soon”.
– a spinner animation
I think a jQuery spinner is a textbox with up/down arrows to inc/dec the value. In other words, an input widget.
That can’t be what the doc meant.
using jQuery, How do I display indeterminate progress?

By spinner, I think they mean an animated graphic which endlessly loops, or spins. Like this:
