usage: <i>index.php?limit=x&oddeven=even</i> with limit being an integer value > 0,
		      and oddeven = either "odd" or "even" or omitted and defaulting to even.<br>View PHP source: <A href="http://mottern.com/projecteuler/Problem2/?show_source">http://mottern.com/projecteuler/Problem2/?show_source</A>