diff -r fc6aa28945c0 -r 7f0ac1355f0b langs.sty
--- a/langs.sty	Tue Dec 02 22:33:23 2014 +0000
+++ b/langs.sty	Fri Dec 05 01:17:31 2014 +0000
@@ -39,6 +39,21 @@
   otherkeywords={=,!=,:=,<,>,\%;*,/},
 }[keywords,comments,strings]
 
+\lstdefinelanguage{JavaScript}{
+  keywords={break, case, catch, continue, debugger, default, delete, do, else, false, finally, for, function, if, in, instanceof, new, null, return, switch, this, throw, true, try, typeof, var, void, while, with},
+  morecomment=[l]{//},
+  morecomment=[s]{/*}{*/},
+  morestring=[b]',
+  morestring=[b]",
+  ndkeywords={class, export, boolean, throw, implements, import, this},
+  keywordstyle=\color{codepurple},
+  ndkeywordstyle=\color{codepurple},
+  identifierstyle=\color{black},
+  commentstyle=\color{codegreen},
+  stringstyle=\color{codegreen},
+  sensitive=true
+}
+
 \lstdefinestyle{mystyle}
        {basicstyle=\ttfamily,
 	keywordstyle=\color{codepurple}\bfseries,