function popBasicProUpgradeInstructions()
{
	var width  = 460;
	var height = 500;
	var top    = screen.height / 2 - height / 2;
	var left   = screen.width / 2 - width / 2;

	window.open( 'basicproupgradeinstructions.html', 'basicProUpgradeInstructions', 'toolbar=0,status=0,width=' + width + ',height=' + height + ',top=' + top + ',left=' + left );
}