There is, under "Windows" and "Python Script"

There is only one or two spaces to add scripts, but if you use one of those places for a sub menu button, you can add a whole lot more.

Dimension3D explained to me how to do that in this thread:

http://www.renderosity.com/mod/forumpro/showthread.php?thread_id=2503750

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi