how to install kicker-applets in ubuntu 10.10

[user1]

> Like every other KDE 4 widget, you either add it to the panel directly
> or use the little bar to the right or left, which appears when you move
> the mouse over the widget. Obviously, you mustn't have locked widgets
> for this to work.

I have unlocked the widgets.

Then I can scroll along a lot of widgets on top of the panel and find my 
widget.

I see no little bar, only the pop up window with information about the 
widget when I move the mouse over the widget?