var targetDate = new Date(2010, 5, 26, 17, 0, 0, 0)
var oneMinute = 60 * 1000
var oneHour = oneMinute * 60
var oneDay = oneHour * 24
function getTimeUntil(targetMS) {
    var today = new Date()
    var diff = targetMS - today.valueOf()
    return Math.floor(diff)
}

function getCountDown() {
    var ms = getTimeUntil(targetDate)
    var output = ""
    var days, hrs, mins, secs
    if (ms >= 0) {
        days = Math.floor(ms/oneDay)
        ms -= oneDay * days
        hrs = Math.floor(ms/oneHour)
        ms -= oneHour * hrs
        mins = Math.floor(ms/oneMinute)
        ms -= oneMinute * mins
        //secs = Math.floor(ms/1000)
        output += days + " days, " + 
                  hrs + " hours, " +
				  mins + " minutes"
                  //mins + " minutes, " +
                  //secs + " seconds"
    } else {
        output += "0 days, 0 hours, 0 minutes."
    }
    return output
}
function updateCountDown() {
	document.getElementById('countdownDisplay').innerHTML = getCountDown()
	setTimeout("updateCountDown()", 30000)
}