Added JavaScript Garden book to languages *es*, *ko*, *pl* and *tr*.

free-programming-books-es.md

@@ -100,6 +100,7 @@
 ###JavaScript
 
 * [Introducción a JavaScript](http://librosweb.es/javascript/)
+* [Jardín de JavaScript](http://bonsaiden.github.io/JavaScript-Garden/es)
 
 ###LaTeX
 

free-programming-books-ko.md

@@ -14,6 +14,7 @@
 
 ###JavaScript
 * [Backbone.js API 한글 번역 v0.9.2](http://iwidgets.kr/document/backbonejs.html)
+* [JavaScript Garden](http://bonsaiden.github.io/JavaScript-Garden/ko)
 
 ###LaTeX
 

free-programming-books-pl.md

@@ -4,6 +4,7 @@
 * [C++](#c-1)
 * [Common Lisp](#common-lisp)
 * [Haskell](#haskell)
+* [JavaScript](#javascript)
 * [LaTeX](#latex)
 * [PHP](#php)
 * [Python](#python)
@@ -34,6 +35,10 @@
 
 * [Haskell](http://pl.wikibooks.org/wiki/Haskell)
 
+###JavaScript
+
+* [JavaScript Garden](http://bonsaiden.github.io/JavaScript-Garden/pl)
+
 ###LaTeX
 
 * [Nie za krótkie wprowadzeniedo systemu LATEX 2ε](http://www.ctan.org/tex-archive/info/lshort/polish)

free-programming-books-tr.md

@@ -1,12 +1,17 @@
 ###Index
 * [D](#d)
+* [JavaScript](#javascript)
 * [LaTeX](#latex)
 
 ###D
 
 * [D Programlama Dili](http://ddili.org/ders/d/D_Programlama_Dili.pdf)
 
-###
+###JavaScript
+
+* [JavaScript Garden](http://bonsaiden.github.io/JavaScript-Garden/tr)
+
+###LaTeX
 
 * [İnce bir LaTeX2ε Elkitabı](http://www.ctan.org/tex-archive/info/lshort/turkish)