function underlineNav(offsetX, doit)
{	
	
	if (doit)
	{
		var under = document.getElementById('underline');
		under.style.left = offsetX + "px";
		under.style.display = '';
	}
	else
	{
		document.getElementById('underline').style.display = 'none';
	}
	
}

function frameButton(element, doit)
{
	if (doit)
	{
		element.style.backgroundImage = 'url("images/frame.png")';
	}
	else
	{
		element.style.backgroundImage = '';
	}
}

function startFlash()
{
	setTimeout('swapFlash(2)', 5000);
}

function swapFlash(number)
{
	new Effect.Fade('jsImage', { queue: 'end', to: 0.01 });
	setTimeout('document.getElementById("jsImage").src = "images/js' + number + '.png"', 900);
	setTimeout('new Effect.Appear("jsImage", { queue: "end" })', 1000);
	
	//Recursively call swapFlash() to keep the loop going
	number = number < 7 ? number + 1 : 1;
	setTimeout('swapFlash(' + number + ')', 6000);
}