         var accState:uint = getState(childID);
 
         if (ToggleButtonBase(master).selected)
-            accState |= STATE_SYSTEM_CHECKED;
+            accState |= AccConst.STATE_SYSTEM_CHECKED;
 
         return accState;
     }

public class CheckBoxAccImpl extends ButtonAccImpl
{
    include "../core/Version.as";

    //--------------------------------------------------------------------------
    //
    //  Class constants
    //
    //--------------------------------------------------------------------------

    /**
     *  @private
     */
    private static const STATE_SYSTEM_CHECKED:uint = 0x00000010;

    //--------------------------------------------------------------------------
    //

    {
        super(master);

        role = AccConst.ROLE_SYSTEM_CHECKBUTTON;
    }

    //--------------------------------------------------------------------------
