/**
 * Secures the sign in form
 *
 * @author J. Flint
 * @version 2.0
 */
function secureForm()
{
	if (sha1_vm_test())
	{
		var emailAddress = document.getElementById("emailAddress").value;
		var password = document.getElementById("password").value;
		var challenge = document.getElementById("challenge").value;

		document.getElementById("emailAddressSecure").value = emailAddress;
		document.getElementById("passwordSecure").value = hex_sha1(hex_sha1(password) + challenge);
		document.getElementById("signInSecure").submit();

		return false;
	}
	else
	{
		return true;
	}
}