var time = Ti.UI.createLabel({
    text:'',
    font:{
        fontFamily:'Verdana',
        fontWeight:'bold',
        fontSize:14
    },
    color:'#fff',
    shadowColor:'#333',
    shadowOffset:{x:1,y:1},
    textAlign:'right',
    width:Ti.Platform.displayCaps.platformWidth,
    height:20,
    top:45,
    left:-13
});

function getFormattedTime()
{
    var amPM = '';
    var d = new Date();
    var currentHour = d.getHours();

    if (currentHour < 12)
    {
        amPM = 'AM';
    }
    else
    {
        amPM = 'PM';
    }

    if (currentHour == 0)
    {
        currentHour = 12;
    }

    if (currentHour > 12)
    {
        currentHour = currentHour - 12;
    }

    var currentMinute = d.getMinutes();
    currentMinute = currentMinute + '';

    if (currentMinute.length == 1)
    {
         currentMinute = '0' + currentMinute;
    }
    time.text = currentHour + ':' + currentMinute + ' ' + amPM;
}
var clockInterval = setInterval(getFormattedTime,5000);
getFormattedTime();
win.add(time);

Titanium - Get and Display time

javascript, iphone

JavaScript