status bar not showing if i create new window in android

When i open a new window without tabs, its not showing up status bar and the window is covering the entire screen space in android. Iphone is working fine. any help?

Titanium.UI.setBackgroundColor('#000');

// create root window

var win1 = Titanium.UI.createWindow({
title:'Tab 1', backgroundColor:'#fff', top:20 });

var label1 = Titanium.UI.createLabel({ color:'#999', text:'I am Window 1', font:{fontSize:20,fontFamily:'Helvetica Neue'}, textAlign:'center', width:'auto' });

win1.add(label1);

win1.open();