// Image swap function
function swapImage(imID,imSrc)
{
	if (window.document.images)
	{
		window.document.images[imID].src = imSrc;
	}
}

function checkTandC()
{
	// Check that the T n C checkbox has been checked else show alert and don't submit form.
	if (window.document.ask.terms.checked) return true;
	else 	{
		alert("You must agree to the Terms and Conditions.");
		return false;
	}
}