function showlogin(addy)
	{
		login = document.getElementById('login-nav');
		addyfield = document.getElementById('address').value;
		document.getElementById('address').value = addy;
		
		if (addyfield != addy)
		{
			login.style.visibility = "visible";
			document.getElementById('address').value = addy;
		}
		else
		{
			login.style.visibility = "hidden";
			document.getElementById('address').value = '';
		}
			
		return true;
	}