From 0ae18df7ae00987f09b84e295619ce590bbcf38f Mon Sep 17 00:00:00 2001
From: Kenneth Cachia <kcachia@gmail.com>
Date: Mon, 30 Dec 2013 21:02:47 -0500
Subject: [PATCH] Fix broken examples on IE9.

---
 examples/build/scripts/drag.js   |  2 +-
 examples/build/scripts/slider.js | 30 +++++++++++++++++++-----------
 test/test-css-backgrounds.js     |  2 +-
 3 files changed, 21 insertions(+), 13 deletions(-)

diff --git a/examples/build/scripts/drag.js b/examples/build/scripts/drag.js
index 416fc0b..ec6197d 100644
--- a/examples/build/scripts/drag.js
+++ b/examples/build/scripts/drag.js
@@ -50,7 +50,7 @@
         offset = { 
           x: e.offsetX || e.layerX,
           y: e.offsetY || e.layerY,
-          fixed: drag.classList.contains('border--fixed')
+          fixed: drag.className.indexOf('border--fixed') !== -1
         };
 
         window.addEventListener(touch ? 'touchmove' : 'mousemove', updatePosition);
diff --git a/examples/build/scripts/slider.js b/examples/build/scripts/slider.js
index 3733183..ea885d7 100644
--- a/examples/build/scripts/slider.js
+++ b/examples/build/scripts/slider.js
@@ -84,20 +84,28 @@
   }
 
 
+  function classList(node, name, mode) {
+    var className = node.className;
+
+    switch (mode) {
+    case 'add':
+      className += ' ' + name;
+      break;
+    case 'remove':
+      var pattern = new RegExp('(?:^|\\s)' + name + '(?!\\S)', 'g');
+      className = className.replace(pattern, '');
+      break;
+    }
+
+    node.className = className.trim();
+  }
+
+
   function hideArrows() {
     var hiddenClass = 'slider-arrow--hidden';
 
-    if (x === 0) {
-      arrows[0].classList.add(hiddenClass);
-    } else {
-      arrows[0].classList.remove(hiddenClass);
-    }
-
-    if (x === slides.length - 1) {
-      arrows[1].classList.add(hiddenClass);
-    } else {
-      arrows[1].classList.remove(hiddenClass);
-    }
+    classList(arrows[0], hiddenClass, x === 0 ? 'add' : 'remove');
+    classList(arrows[1], hiddenClass, x === slides.length - 1 ? 'add' : 'remove');
   }
 
 
diff --git a/test/test-css-backgrounds.js b/test/test-css-backgrounds.js
index 2ac2672..8279e7b 100644
--- a/test/test-css-backgrounds.js
+++ b/test/test-css-backgrounds.js
@@ -42,7 +42,7 @@ asyncTest('Test CSS Backgrounds', function () {
 
     element = document.createElement('div');
     element.style.backgroundImage = 'url("../examples/build/images/' + image + '.jpg")';
-    element.classList.add('css-background-image');
+    element.className = 'css-background-image';
 
     css = snippet.split(';');