Merge branch 'patch-1' of https://github.com/rnorris7756/three.js into dev

examples/css3d_periodictable.html

@@ -262,7 +262,7 @@
 
 					var number = document.createElement( 'div' );
 					number.className = 'number';
-					number.textContent = i + 1;
+					number.textContent = (i/5) + 1;
 					element.appendChild( number );
 
 					var symbol = document.createElement( 'div' );