[TIMOB-7569] iPhone: Opening a normal window after a modal window will reopen the normal window on close of modal

function modalWindow(){
	var b = Ti.UI.createButton({title:'close'});
	var a = Ti.UI.createButton({title:'open win'});
	
	var w = Ti.UI.createWindow({
		backgroundColor:'red',
		rightNavButton:b,
		leftNavButton:a
	});

	w.add(Ti.UI.createLabel({text:'This is a normal window', top:20, textAlign:'center', height:40, backgroundColor:'white'}));

	b.addEventListener('click', function(){
		w.close();
	});
	a.addEventListener('click', function(){
		normalWindow().open();
	});
	return w;
}
function normalWindow(){
	var b = Ti.UI.createButton({title:'close',width:200,height:40, top:100});
	
	var w = Ti.UI.createWindow({
		backgroundColor:'blue'
	});
	w.add(Ti.UI.createLabel({text:'This is a normal window', top:20, textAlign:'center', height:40, backgroundColor:'white'}));
	w.add(b);
	b.addEventListener('click', function(){
		w.close();
	});
	return w;
}
(function(){
	var win = Ti.UI.createWindow({
		backgroundColor:'green'
	});

	var btn = Ti.UI.createButton({
		width:100,
		height:40,
		title:'open modal'
	});

	win.add(btn);

	btn.addEventListener('click', function(){
		modalWindow().open({modal:true});
	});

	win.open();
})();