diff --git a/www/common/common-hash.js b/www/common/common-hash.js
index 9e72bcdeb..5de76ab99 100644
--- a/www/common/common-hash.js
+++ b/www/common/common-hash.js
@@ -103,10 +103,10 @@ Version 1
         if (!href) { return ret; }
         if (href.slice(-1) !== '/') { href += '/'; }
 
-
+        var idx;
 
         if (!/^https*:\/\//.test(href)) {
-            var idx = href.indexOf('/#');
+            idx = href.indexOf('/#');
             ret.type = href.slice(1, idx);
             ret.hash = href.slice(idx + 2);
             ret.hashData = parseTypeHash(ret.type, ret.hash);
@@ -118,7 +118,7 @@ Version 1
             ret.type = type;
             return '';
         });
-        var idx = href.indexOf('/#');
+        idx = href.indexOf('/#');
         ret.hash = href.slice(idx + 2);
         ret.hashData = parseTypeHash(ret.type, ret.hash);
         return ret;
diff --git a/www/common/diffMarked.js b/www/common/diffMarked.js
index b3cc5fe1e..2de647e86 100644
--- a/www/common/diffMarked.js
+++ b/www/common/diffMarked.js
@@ -3,7 +3,7 @@ define([
     '/bower_components/marked/marked.min.js',
     '/bower_components/diff-dom/diffDOM.js'
 ],function ($, Marked) {
-    var DiffMd = {}
+    var DiffMd = {};
 
     var DiffDOM = window.diffDOM;
     var renderer = DiffMd.renderer = new Marked.Renderer();
@@ -90,7 +90,7 @@ define([
         return patch;
     };
 
-    var apply = DiffMd.apply = function (newHtml, $content) {
+    DiffMd.apply = function (newHtml, $content) {
         var id = $content.attr('id');
         if (!id) { throw new Error("The element must have a valid id"); }
         var $div = $('<div>', {id: id}).append(newHtml);
diff --git a/www/common/pinpad.js b/www/common/pinpad.js
index c0b057cf8..b14a5bac0 100644
--- a/www/common/pinpad.js
+++ b/www/common/pinpad.js
@@ -172,7 +172,7 @@ define([
             };
 
             exp.uploadCancel = function (cb) {
-                rpc.send('UPLOAD_CANCEL', void 0, function (e, res) {
+                rpc.send('UPLOAD_CANCEL', void 0, function (e) {
                     if (e) { return void cb(e); }
                     cb();
                 });