8bitDesigner · July 24, 2014 23:28 · Jul 24, 2014
diff --git a/delta.js b/delta.js
@@ -0,0 +1,16 @@
+function styleDelta(a, b) {
+  var aStyles = window.getComputedStyle(a)
+    , bStyles = window.getComputedStyle(b)
+    , delta = {}
+
+  Object.keys(aStyles).forEach(function(key) { 
+    var aVal = aStyles[key]
+      , bVal = bStyles[key]
+
+    if (aVal != bVal) {
+      delta[key] = [aVal, bVal]
+    }
+  })
+
+  return delta
+}