From e1443282ac82690f5167e4559ff5de220a369b11 Mon Sep 17 00:00:00 2001
From: Wichert Akkerman <wichert@wiggy.net>
Date: Wed, 6 Mar 2013 14:27:55 +0100
Subject: [PATCH 1/3] Add init API method to help with shower/shower#124

---
 shower.js | 47 +++++++++++++++++++++++++++++++++--------------
 1 file changed, 33 insertions(+), 14 deletions(-)

diff --git a/shower.js b/shower.js
index 0c10fd1..2feec0b 100755
--- a/shower.js
+++ b/shower.js
@@ -7,8 +7,8 @@ window.shower = window.shower || (function(window, document, undefined) {
 	var shower = {},
 		url = window.location,
 		body = document.body,
-		slides = document.querySelectorAll('.slide'),
-		progress = document.querySelector('div.progress div'),
+		slides = [],
+		progress = [],
 		slideList = [],
 		timer,
 		isHistoryApiSupported = !!(window.history && history.pushState),
@@ -25,19 +25,36 @@ window.shower = window.shower || (function(window, document, undefined) {
 		return element.dataset ? element.dataset[name] : element.getAttribute('data-' + name);
 	};
 
-	for (i = 0; i < l; i++) {
-		// Slide IDs are optional. In case of missing ID we set it to the
-		// slide number
-		if ( ! slides[i].id) {
-			slides[i].id = i + 1;
+	/**
+	 * Init
+	 * @param {String} slideSelector
+	 * @param {String} progressBarSelector
+	 * @returns {Object} shower
+	 */
+	shower.init = function(slideSelector, progressSelector) {
+		slideSelector = slideSelector || '.slide';
+		progressSelector = progressSelector || 'div.progress div';
+
+		slides = document.querySelectorAll(slideSelector);
+		progress = document.querySelector(progressSelector);
+		slideList = [],
+
+		for (i = 0; i < l; i++) {
+			// Slide IDs are optional. In case of missing ID we set it to the
+			// slide number
+			if ( ! slides[i].id) {
+				slides[i].id = i + 1;
+			}
+
+			slideList.push({
+				id: slides[i].id,
+				hasInnerNavigation: null !== slides[i].querySelector('.next'),
+				hasTiming: (shower._getData(slides[i], 'timing') && shower._getData(slides[i], 'timing').indexOf(':') !== -1)
+			});
 		}
 
-		slideList.push({
-			id: slides[i].id,
-			hasInnerNavigation: null !== slides[i].querySelector('.next'),
-			hasTiming: (shower._getData(slides[i], 'timing') && shower._getData(slides[i], 'timing').indexOf(':') !== -1)
-		});
-	}
+	};
+
 
 	/**
 	* Get slide scale value.
@@ -723,6 +740,8 @@ window.shower = window.shower || (function(window, document, undefined) {
 		}
 	}, false);
 
+	shower.init();
+
 	return shower;
 
-})(this, this.document);
\ No newline at end of file
+})(this, this.document);

From 39aa43eb6f2ee978879708a2de040541a5d4836e Mon Sep 17 00:00:00 2001
From: Wichert Akkerman <wichert@wiggy.net>
Date: Wed, 6 Mar 2013 14:46:41 +0100
Subject: [PATCH 2/3] Fix initialisation problems.

---
 shower.js | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/shower.js b/shower.js
index 2feec0b..5353c1d 100755
--- a/shower.js
+++ b/shower.js
@@ -11,8 +11,7 @@ window.shower = window.shower || (function(window, document, undefined) {
 		progress = [],
 		slideList = [],
 		timer,
-		isHistoryApiSupported = !!(window.history && history.pushState),
-		l = slides.length, i;
+		isHistoryApiSupported = !!(window.history && history.pushState);
 
 	/**
 	* Get value at named data store for the DOM element.
@@ -37,9 +36,9 @@ window.shower = window.shower || (function(window, document, undefined) {
 
 		slides = document.querySelectorAll(slideSelector);
 		progress = document.querySelector(progressSelector);
-		slideList = [],
+		slideList = [];
 
-		for (i = 0; i < l; i++) {
+		for (var i = 0; i < slides.length; i++) {
 			// Slide IDs are optional. In case of missing ID we set it to the
 			// slide number
 			if ( ! slides[i].id) {
@@ -701,6 +700,8 @@ window.shower = window.shower || (function(window, document, undefined) {
 		}
 	}, false);
 
+	shower.init();
+
 	document.addEventListener('click', function(e) {
 		var slideNumber = shower.getSlideNumber(shower._getSlideIdByEl(e.target));
 
@@ -740,8 +741,6 @@ window.shower = window.shower || (function(window, document, undefined) {
 		}
 	}, false);
 
-	shower.init();
-
 	return shower;
 
 })(this, this.document);

From 049818b4a2a02ed4522c1b4df0b27765f6b79936 Mon Sep 17 00:00:00 2001
From: Wichert Akkerman <wichert@wiggy.net>
Date: Wed, 6 Mar 2013 14:48:34 +0100
Subject: [PATCH 3/3] API match: return shower object from init.

---
 shower.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/shower.js b/shower.js
index 5353c1d..1baf734 100755
--- a/shower.js
+++ b/shower.js
@@ -51,7 +51,7 @@ window.shower = window.shower || (function(window, document, undefined) {
 				hasTiming: (shower._getData(slides[i], 'timing') && shower._getData(slides[i], 'timing').indexOf(':') !== -1)
 			});
 		}
-
+		return shower;
 	};