Progress window in Titanium cross mobile

Progress in Titanium

function showIndicator()
{
	// window container
	indWin = Titanium.UI.createWindow({
		height:150,
		width:150
	});

	// black view
	var indView = Titanium.UI.createView({
		height:150,
		width:150,
		backgroundColor:'#000',
		borderRadius:10,
		opacity:0.8
	});
	indWin.add(indView);

	// loading indicator
	actInd = Titanium.UI.createActivityIndicator({
		style:Titanium.UI.iPhone.ActivityIndicatorStyle.BIG,
		height:30,
		width:30
	});
	indWin.add(actInd);

	// message
	var message = Titanium.UI.createLabel({
		text:'Loading',
		color:'#fff',
		width:'auto',
		height:'auto',
		font:{fontSize:20,fontWeight:'bold'},
		bottom:20
	});
	indWin.add(message);
	indWin.open();
	actInd.show();

}

function hideIndicator()
{
	actInd.hide();
	indWin.close({opacity:0,duration:500});
}