diff --git a/lib/node-static.js b/lib/node-static.js
index 222dc7e..15d8144 100644
--- a/lib/node-static.js
+++ b/lib/node-static.js
@@ -192,7 +192,7 @@ Server.prototype.serve = function (req, res, callback) {
 /* Check if we should consider sending a gzip version of the file based on the
  * file content type and client's Accept-Encoding header value.
  */
-Server.prototype.gzipOk = function(req, contentType) {
+Server.prototype.gzipOk = function (req, contentType) {
     var enable = this.options.gzip;
     if(enable &&
         (typeof enable === 'boolean' ||
@@ -206,20 +206,17 @@ Server.prototype.gzipOk = function(req, contentType) {
 /* Send a gzipped version of the file if the options and the client indicate gzip is enabled and
  * we find a .gz file mathing the static resource requested.
  */
-Server.prototype.respondGzip = function(pathname, status, contentType, _headers, files, stat, req, res, finish) {
+Server.prototype.respondGzip = function (pathname, status, contentType, _headers, files, stat, req, res, finish) {
     var that = this;
-    if(files.length == 1 && this.gzipOk(req, contentType)) {
+    if (files.length == 1 && this.gzipOk(req, contentType)) {
         var gzFile = files[0] + ".gz";
-        fs.stat(gzFile, function(e, gzStat) {
-            if(!e && gzStat.isFile()) {
-                //console.log('Serving', gzFile, 'to gzip-capable client instead of', files[0], 'new size is', gzStat.size, 'uncompressed size', stat.size);
+        fs.stat(gzFile, function (e, gzStat) {
+            if (!e && gzStat.isFile()) {
                 var vary = _headers['Vary'];
-                _headers['Vary'] = (vary && vary != 'Accept-Encoding'?vary+', ':'')+'Accept-Encoding';
+                _headers['Vary'] = (vary && vary != 'Accept-Encoding' ? vary + ', ' : '') + 'Accept-Encoding';
                 _headers['Content-Encoding'] = 'gzip';
                 stat.size = gzStat.size;
                 files = [gzFile];
-            } else {
-                //console.log('gzip file not found or error finding it', gzFile, String(e), stat.isFile());
             }
             that.respondNoGzip(pathname, status, contentType, _headers, files, stat, req, res, finish);
         });
@@ -229,7 +226,7 @@ Server.prototype.respondGzip = function(pathname, status, contentType, _headers,
     }
 }
 
-Server.prototype.parseByteRange = function(req, stat) {
+Server.prototype.parseByteRange = function (req, stat) {
     var byteRange = {
       from: 0,
       to: 0,
@@ -328,12 +325,11 @@ Server.prototype.respondNoGzip = function (pathname, status, contentType, _heade
          'Content-Range',
          'Content-Type',
          'Expires',
-         'Last-Modified'].forEach(function(entityHeader) {
+         'Last-Modified'].forEach(function (entityHeader) {
             delete headers[entityHeader];
         });
         finish(304, headers);
     } else {
-
         res.writeHead(status, headers);
 
         this.stream(key, files, length, startByte, res, function (e) {