Improve javascript in REDAME examples (#964)

Author: tagliala

README.md

@@ -459,16 +459,17 @@ Here is an example callback for sliding out the error message when the validatio
 ``` javascript
 // You will need to require 'jquery-ui' for this to work
 window.ClientSideValidations.callbacks.element.fail = function($element, message, callback) {
-  callback();
+  callback()
+
   if ($element.data('valid') !== false) {
-    $element.parent().find('.message').hide().show('slide', {direction: "left", easing: "easeOutBounce"}, 500);
+    $element.parent().find('.message').hide().show('slide', { direction: 'left', easing: 'easeOutBounce' }, 500)
   }
 }
 
 window.ClientSideValidations.callbacks.element.pass = function($element, callback) {
   // Take note how we're passing the callback to the hide()
   // method so it is run after the animation is complete.
-  $element.parent().find('.message').hide('slide', {direction: "left"}, 500, callback);
+  $element.parent().find('.message').hide('slide', { direction: 'left' }, 500, callback)
 }
 ```