diff --git a/examples/locations.html b/examples/locations.html
index 788c8f2..ab0c148 100644
--- a/examples/locations.html
+++ b/examples/locations.html
@@ -31,7 +31,7 @@
 		var mouseDown = false;
 
 		// Load the opf
-		var book = ePub("../books/moby-dick/OPS/package.opf");
+		var book = ePub("../test/fixtures/alice/OPS/package.opf");
 		var rendition = book.renderTo("viewer", {
 			width: "100%",
 			height: 500
@@ -77,7 +77,7 @@
 		book.ready.then(function(){
 			// Load in stored locations from json or local storage
 			var key = book.key()+'-locations';
-			var stored = localStorage.getItem(key);
+			var stored = false;//localStorage.getItem(key);
 			if (stored) {
 				 return book.locations.load(stored);
 			} else {
diff --git a/src/book.js b/src/book.js
index 76d5b72..856d5fb 100644
--- a/src/book.js
+++ b/src/book.js
@@ -321,9 +321,9 @@ Book.prototype.unpack = function(opf){
 		replacements: this.settings.replacements
 	});
 
-	this.loadNavigation(this.package).then(function(toc){
-		this.toc = toc;
-		this.loading.navigation.resolve(this.toc);
+	this.loadNavigation(this.package).then(function(){
+		this.toc = this.navigation.toc;
+		this.loading.navigation.resolve(this.navigation);
 	}.bind(this));
 
 	this.cover = this.resolve(this.package.coverPath);
@@ -366,6 +366,7 @@ Book.prototype.loadNavigation = function(opf){
 		.then(function(xml) {
 			this.navigation = new Navigation(xml);
 			this.pageList = new PageList(xml);
+			return this.navigation;
 		}.bind(this));
 };
 
@@ -480,7 +481,7 @@ Book.prototype.range = function(cfiRange) {
  */
 Book.prototype.key = function(identifier){
 	var ident = identifier || this.package.metadata.identifier || this.url.filename;
-	return "epubjs:" + ePub.VERSION + ":" + ident;
+	return "epubjs:" + (EPUBJS_VERSION || ePub.VERSION) + ":" + ident;
 };
 
 //-- Enable binding events to book
diff --git a/src/epub.js b/src/epub.js
index c249a90..4426b6e 100644
--- a/src/epub.js
+++ b/src/epub.js
@@ -16,6 +16,10 @@ function ePub(url, options) {
 
 ePub.VERSION = "0.3.0";
 
+if (typeof(global) !== "undefined") {
+	global.EPUBJS_VERSION = ePub.VERSION;
+}
+
 ePub.CFI = EpubCFI;
 ePub.Rendition = Rendition;
 ePub.Contents = Contents;
diff --git a/src/locations.js b/src/locations.js
index a276eb1..8c5eb5f 100644
--- a/src/locations.js
+++ b/src/locations.js
@@ -70,7 +70,7 @@ Locations.prototype.process = function(section) {
 				var len = node.length;
 				var dist;
 				var pos = 0;
-
+				console.log(counter);
 				// Start range
 				if (counter == 0) {
 					range = doc.createRange();
@@ -84,6 +84,7 @@ Locations.prototype.process = function(section) {
 					counter += len;
 					pos = len;
 				}
+				console.log(counter);
 
 				while (pos < len) {
 					counter = this.break;
@@ -101,12 +102,14 @@ Locations.prototype.process = function(section) {
 						cfi = section.cfiFromRange(range);
 						this._locations.push(cfi);
 						counter = 0;
+						console.log(cfi);
 
 						// Start new range
 						pos += 1;
 						range = doc.createRange();
 						range.setStart(node, pos);
 					}
+					console.log(counter);
 				}
 
 
diff --git a/src/navigation.js b/src/navigation.js
index 0c21486..776ff20 100644
--- a/src/navigation.js
+++ b/src/navigation.js
@@ -188,4 +188,13 @@ Navigation.prototype.ncxItem = function(item){
 	};
 };
 
+/**
+ * forEach pass through
+ * @param  {Function} fn function to run on each item
+ * @return {method} forEach loop
+ */
+Navigation.prototype.forEach = function(fn) {
+	return this.toc.forEach(fn);
+};
+
 module.exports = Navigation;
diff --git a/src/rendition.js b/src/rendition.js
index 4d79f8e..6b4d09a 100644
--- a/src/rendition.js
+++ b/src/rendition.js
@@ -250,7 +250,7 @@ Rendition.prototype._display = function(target){
 
 	return this.manager.display(section, moveTo)
 		.then(function(){
-			this.emit("displayed", section);
+			// this.emit("displayed", section);
 		}.bind(this));
 
 };
diff --git a/src/resources.js b/src/resources.js
index 7572daf..0d72acb 100644
--- a/src/resources.js
+++ b/src/resources.js
@@ -224,4 +224,22 @@ Resources.prototype.get = function(path) {
 	}
 }
 
+/**
+ * Substitute urls in content, with replacements,
+ * relative to a url if provided
+ * @param  {string} content
+ * @param  {[string]} url   url to resolve to
+ * @return {string}         content with urls substituted
+ */
+Resources.prototype.substitute = function(content, url) {
+	var relUrls;
+	if (url) {
+		relUrls = this.relativeTo(url);
+	} else {
+		relUrls = this.urls;
+	}
+	return replace.substitute(content, relUrls, this.replacementUrls);
+};
+
+
 module.exports = Resources;