Tweak readme

Author: kswedberg

readme.md

@@ -98,21 +98,21 @@ options object as the second.
   `document.body`)
 * Doesn't automatically fire, so you need to bind it to some other user
   interaction. For example:
-
-        $('button.scrollsomething').on('click', function() {
-          $.smoothScroll({
-            scrollElement: $('div.scrollme'),
-            scrollTarget: '#findme'
-          });
-          return false;
-        });
-
+  ```js
+  $('button.scrollsomething').on('click', function() {
+    $.smoothScroll({
+      scrollElement: $('div.scrollme'),
+      scrollTarget: '#findme'
+    });
+    return false;
+  });
+  ```
 * The `$.smoothScroll` method can take one or two arguments.
     * If the first argument is a number or a "relative string," the document is scrolled to that
     position. If it's an options object, those options determine how the
     document (or other element) will be scrolled.
     * If a number or "relative string" is provided as the second argument, it will override whatever may have been set for the `scrollTarget` option.
-    * The relative string syntax, introduced in version 2.1, looks like `+=100px` or `-=50px` (see below for an example).
+    * The relative string syntax, introduced in version 2.1, looks like `"+=100px"` or `"-=50px"` (see below for an example).
 
 #### Additional Option
 The following option, in addition to those listed for `$.fn.smoothScroll` above, is available