Saw this video clip http://www.youtube.com/watch?feature=player_embedded&v=D086sc7JcJU#!
At 5:15, he started to add the item from the Dropdownlist without initializing or loading the view. Where as in my case, in the dropdownlist rule, I key in "when the control is change execute the smartobject method", which result in initializing or loading the view.
Please advice.