Merge pull request scottjehl#6 from tnorthcutt/patch-1

Corrected minimum stated width in comment for largest picture

index.html

@@ -24,7 +24,7 @@ <h1>Picturefill: A &lt;picture&gt; element polyfill</h1>
 			<source src="http://farm8.staticflickr.com/7144/6547286841_635bbd97e5_z.jpg" media="(min-width: 800px)">
 			<!-- extra large size - send to viewport widths 1000px wide and up -->
 			<source src="http://farm8.staticflickr.com/7144/6547286841_635bbd97e5_b.jpg" media="(min-width: 1000px)">
-			<!-- extra large size - send to viewport widths 1300px wide and up -->
+			<!-- extra large size - send to viewport widths 1200px wide and up -->
 			<source src="http://farm8.staticflickr.com/7144/6547286841_c6160b34e2_o.jpg" media="(min-width: 1200px)">
 			<!-- Fallback content for non-JS or non-media-query-supporting browsers. Same img src as the initial, unqualified source element. -->
 			<noscript><img src="http://farm8.staticflickr.com/7144/6547286841_635bbd97e5_m.jpg" alt="A giant stone face at The Bayon temple in Angkor Thom, Cambodia"></noscript>