[TIMOB-14999] iOS7: Table search - Screen flickers two times before it loads completely

   function genWin(fs){
       var win = Ti.UI.createWindow({
           fullscreen:fs,
           backgroundColor:'white',
           layout:'vertical'
       })
   
   
       var label = Ti.UI.createLabel({
           top:10,
           text:'FULLSCREEN IS '+fs+'.'
       })
   
       var b1 = Ti.UI.createButton({
           top:10,
           title:'TRUE'
       })
   
       var b2 = Ti.UI.createButton({
           top:10,
           title:'FALSE'
       })
   
       b1.addEventListener('click',function(){
           openWin(true);
       })
   
       b2.addEventListener('click',function(){
           openWin(false);
       })
       win.add(label);
       win.add(b1);
       win.add(b2);
   
       return win;
   }
   
   function openWin(fs){
       var win = genWin(fs);
       navWin.push(win);
   }
   
   
   var rootWin = genWin(false);
   
   var navWin = Ti.UI.iOS.createNavigationWindow({
       window:rootWin
   })
   
   
   navWin.open();