title: mx:button fillColors not working
body: <p>I work with FB4.6 and I try to apply a fillColor on my button.</p>
  
  <pre><code>package fr.int.component.customNavTab
  {
      import mx.controls.Button;
      import mx.controls.ToggleButtonBar;
      import mx.core.IFlexDisplayObject;
      import mx.states.OverrideBase;
  
      public class IconToggleButtonBar extends ToggleButtonBar
  
      {
  
          public function IconToggleButtonBar()
          {
              super();
  
          }
  
          [Inspectable (enumeration='left,right,top,bottom', defaultValue='left')]  
          public var labelPlacement:String = 'left';  
          public var color:uint;
  
  
          override protected function createNavItem(label:String, icon:Class=null):IFlexDisplayObject
          {
              var b:Button = Button (super.createNavItem(label,icon));
              b.labelPlacement = labelPlacement;
  
              b.setStyle('fillColors', [0x86C543, 0xE6E6E6]);
              return b;
          }
  
  
  
      }
  }
  </code></pre>
  
  <p>But this has no effect on my button.</p>
  
  <p>Can you help me?</p>
  
  <p>Thanks</p>