diff --git a/js/reveal.js b/js/reveal.js
index ff0c47a..94fcf37 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -528,8 +528,8 @@ var Reveal = (function(){
 		var bits = window.location.hash.slice(2).split('/');
 		
 		// Read the index components of the hash
-		indexh = bits[0] ? parseInt( bits[0] ) : 0;
-		indexv = bits[1] ? parseInt( bits[1] ) : 0;
+		indexh = parseInt( bits[0] ) || 0 ;
+		indexv = parseInt( bits[1] ) || 0 ;
 		
 		navigateTo( indexh, indexv );
 	}