pop out a float layer

Does rails has plugin which can pop out a float layer/dialog and make
all of the elements in the base page forbidden?(covered by another
layer)

Or could you give me another guideline to implement it? Thank you very
much

Here's on that I use. It's a javascript library.

http://scripteka.com/script/control-modal

Mike Nicholaides wrote:

Here's on that I use. It's a javascript library.

http://scripteka.com/script/control-modal

Thank you !