[flexcoders] Change color in itemRender?

[markflex2007]

Hi,

I try two ways to change a panel board color in a itemRender,both can not 
work.Please help me.

1
 
 override public function set data( value:Object ) : void {
        super.data = value;                                
        if( data.borderTitle == "room" ){
           panel1.setStyle("borderColor",'#ff0000');
         }else{
           panel1.setStyle("borderColor",'#333333');
         } 

 } 
 
 2
 
 <mx:Panel id="panel1" layout="vertical" title="{data.borderTitle}" 
borderColor="{data.borderColor}" width="100%" height="100%"   >
    ...
 </mx:Panel>

Thanks for help

Mark