ColorPicker not editable in Form -> FormItem
ti = new ColorPicker();

ColorPicker( ti ).selectedColor = TAColor( _spec[ key ].value ).color;

formItem.addElement( ti );

PopUpManager.addPopUp(...);

ti = new Group();
Group( ti ).addElement( new ColorPicker() );

formItem.addChild(ti );

formItem.addElement(ti );