update

Author: dreamapplehappy

README.md

@@ -9,7 +9,7 @@
 + [执行环境以及作用域](points/execution-context-and-scope.md)
 + [掌握JavaScript函数的柯里化](books/javascript-the-good-parts/chapter-4-function/currying.md)
 
-#### [Vanilla JS]()
+#### [**Vanilla JS**](http://vanilla-js.com/)
 + [Object.defineProperty()](vanilla-js/object/define-property.md)
 
 #### 翻译的文章