This is a pretty good video. A "Waggler Style" float has the line attached at the bottom of the float. It keeps the float in place on windy days.


Here is a picture of the Thill "Waggler" Float.
Google Image Result for http://images.cabelas.com/is/image/cabelas/s7_319430_imageset_01?$main-Large$

Here is a 10 minute video on Waggler Float Fishing
YouTube - stick float and waggler fishing