Treeview formating problem

Hi all,
I need hlp from ur side. Im in a situation to format the datas displayed in the treeview component of flash mx. ie can i control the font size, color of the text?. and how to
change the icon (symbol) displayed infront of child nodes.
If any one is ready to answer, pls write to [u][color=#22229c]sam_fla****[/color][/u]
any help is appreciated.

thanx in advance…