var Timer;
var TimerIsOn = 0;

window.onload = RunTimer;

function TimerTicker()
{
	var TimerField = document.getElementById("IDTimer"); 
	var LetterField = document.getElementById("IDLetter"); 
	var OrinDate = new Date(2006, 07, 06, 12, 15, 00, 00);
	var Today = new Date();
	var DifferenceInYears = ((Today - OrinDate) / (1000 * 60 * 60 * 24 * 365)).toString();
	var StringSize = DifferenceInYears.length;
	var LastNumber = DifferenceInYears.substring(StringSize - 1);
	var LastLetter;

	if (LastNumber in {5:1, 6:1, 7:1, 8:1, 9:1})
		LastLetter = "a";
	else if (LastNumber in {2:1, 3:1, 4:1})
		LastLetter = "e";
	else
		LastLetter = "u";
		
	if (!document.all)
	{
		// Firefox
		TimerField.textContent = DifferenceInYears;
		LetterField.textContent = LastLetter;
	}
	else
	{	
		// IE
		TimerField.innerText = DifferenceInYears + " ";
		LetterField.innerText = LastLetter;
	}

	Timer = setTimeout("TimerTicker()", 1000);
}

function RunTimer()
{
	if (!TimerIsOn)
	{
		TimerIsOn = 1;
		TimerTicker();
	}
}