@ -228,6 +228,7 @@ var Reveal = (function(){
}
function createSingletonNode( container, tagname, classname, innerHTML ){
var node = container.querySelector( '.' + classname );
if( !node ){
node = document.createElement( tagname );
@ -238,6 +239,7 @@ var Reveal = (function(){
container.appendChild( node );
return node;
/**