[TIMOB-12883] BlackBerry: closing a child window with Ti.UI.Window.close() closes the application

var win = Ti.UI.createWindow();

function initWebViewWindow(url, timeout) {
    var self = Ti.UI.createWindow({
        backgroundColor : 'white'
    });

    var view = Ti.UI.createView({
        top : '90%',
        left : 0,
        height : '10%',
        backgroundColor : '#08A7DC'
    });

    var backView = Ti.UI.createView({
        left : 0,
        top : 0,
        width : '100%',
        bottom : 0
    });

    var backLabel = Ti.UI.createLabel({
        top : 4,
        left : 10,
        right : 0,
        bottom : 0,
        text : 'Back',
        color : 'white',
        font : {
            fontSize : 16,
            fontFamily : 'Helvetica Neue'
        },
        textAlign : 'center',
        touchEnabled : false
    });

    backView.add(backLabel);
    view.add(backView);

    backView.addEventListener("click", function(e) {
        Ti.API.info('-------------------> backView click');
        self.close();     // <<<<==== This accidentially closes the whole Application!!!
    });

    self.add(view);

    var webview = Ti.UI.createWebView({
        top : 0,
        left : 0,
        right : 0,
        height : '90%',
        url : url
    });

    // TODO: timeout not there yet
    // webview.setTimeout(timeout);

    webview.addEventListener('load', function(e) {
        Ti.API.info('-------------------> webview load');
        Ti.API.info(e);
    });

    webview.addEventListener('beforeload', function(e) {
        Ti.API.info('-------------------> webview beforeload');
        Ti.API.info(e);
    });

    webview.addEventListener('error', function(e) {
        Ti.API.info('-------------------> webview error');
        Ti.API.info(e);
    });

    self.add(webview)
    return self;

}

var button = Ti.UI.createButton({
    title : 'open WebView Window'
});

button.addEventListener('click', function(e) {
    var webViewWindow = initWebViewWindow('http://www.google.com', 5000);
    webViewWindow.open();
});

win.add(button);
win.open();