The moveto, lookto and zoomto actions all work the same...
ref:
http://www.krpano.com/docu/actions/#lookto
If you want your hotspots to work like a carosel... then you'll have to set them up like Klaus did in his soundinterface sample here...
http://krpano.com/plugins/soundinterface/example.html
... click on button 4 and you'll notice it moves around.
The basic idea would be to setup some actions that did some tweens like "tween(ath,630,20)"... but for each hotspot at the same time.
I'll have to come back to this later with a better solution... timer is about to go off on the food I'm cooking.
oh, here's the forum post about the soundinterface that has the snippet of code that you would build off of...
http://www.krpano.com/forum/wbb/index.ph…D=1783#post1783
... I'll try to get a more comprehensive solution out later.
Graydon
Edit:

mmmhh food was good... now I'm too full (and tired) to think straight...