healing brush tool select samples

try
    {
    // select tool
    var d = new ActionDescriptor();
    var r = new ActionReference();
    r.putClass(stringIDToTypeID("magicStampTool"));
    d.putReference(stringIDToTypeID("null"), r);
    executeAction(stringIDToTypeID("select"), d, DialogModes.NO);


    var r = new ActionReference();
    r.putProperty(stringIDToTypeID("property"), stringIDToTypeID("tool"));
    r.putEnumerated(stringIDToTypeID("application"), stringIDToTypeID("ordinal"), stringIDToTypeID("targetEnum"));

    var ret = executeActionGet(r);

    var options = ret.getObjectValue(stringIDToTypeID("currentToolOptions"));           
    var tool = ret.getEnumerationType(stringIDToTypeID("tool"));

    // Current layer
    options.putBoolean(charIDToTypeID("StmS"), false);
    options.putBoolean(charIDToTypeID("StmB"), false);

    // Current & below
    //options.putBoolean(charIDToTypeID("StmS"), true);
    //options.putBoolean(charIDToTypeID("StmB"), true);


    // All layers
    //options.putBoolean(charIDToTypeID("StmS"), true);
    //options.putBoolean(charIDToTypeID("StmB"), false);

    var r = new ActionReference();
    r.putClass(tool);

    var d = new ActionDescriptor();
    d.putReference(stringIDToTypeID("null"), r);
    d.putObject(stringIDToTypeID("to"), stringIDToTypeID("null"), options);

    executeAction(stringIDToTypeID("set"), d, DialogModes.NO);
    }
catch (e) { alert(e)  }