function redirect()
{
	var url = document.URL;
	var pattern = /astrovax\.moop\.org\.uk/gi;
	if ( url.match(pattern) )
	{
		window.location = "http://astrovax.moop.org.uk/~moop/astrovax/";
	}
	else
	{
		window.location = "http://moop.org.uk/~moop/";
	}
}

window.onload = redirect;