diff --git a/lib/less/browser.js b/lib/less/browser.js
index 3138c574..6ba6fa75 100644
--- a/lib/less/browser.js
+++ b/lib/less/browser.js
@@ -6,6 +6,13 @@
 var less = require('./non-node-index.js'),
     options = window.less;
 
+var logLevel = {
+    debug: 3,
+    info: 2,
+    errors: 1,
+    none: 0
+};
+
 function log(str, level) {
     if (typeof(console) !== 'undefined' && less.logLevel >= level) {
         console.log('less: ' + str);
@@ -14,7 +21,7 @@ function log(str, level) {
 
 var isFileProtocol = /^(file|chrome(-extension)?|resource|qrc|app):/.test(location.protocol);
 
-less.environment = require("./environments/browser.js")(less, isFileProtocol, log, 1/*TODO*/);
+less.environment = require("./environments/browser.js")(less, isFileProtocol, log, logLevel);
 window.less = less;
 
 less.env = options.env || (location.hostname == '127.0.0.1' ||
@@ -25,13 +32,6 @@ less.env = options.env || (location.hostname == '127.0.0.1' ||
                         isFileProtocol                   ? 'development'
                                                          : 'production');
 
-var logLevel = {
-    debug: 3,
-    info: 2,
-    errors: 1,
-    none: 0
-};
-
 // The amount of logging in the javascript console.
 // 3 - Debug, information and errors
 // 2 - Information and errors
@@ -308,7 +308,7 @@ function loadStyles(modifyVars) {
     for (var i = 0; i < styles.length; i++) {
         style = styles[i];
         if (style.type.match(typePattern)) {
-            var env = new less.tree.parseEnv(less),
+            var env = new less.tree.parseEnv(options),
                 lessText = style.innerHTML || '';
             env.filename = document.location.href.replace(/#.*$/, '');
 
@@ -339,7 +339,7 @@ function loadStyles(modifyVars) {
 
 function loadStyleSheet(sheet, callback, reload, remaining, modifyVars) {
 
-    var env = new less.tree.parseEnv(less);
+    var env = new less.tree.parseEnv(options);
     env.mime = sheet.type;
 
     if (modifyVars || options.globalVars) {
diff --git a/lib/less/environments/browser.js b/lib/less/environments/browser.js
index 15a967f6..a8fe835b 100644
--- a/lib/less/environments/browser.js
+++ b/lib/less/environments/browser.js
@@ -44,6 +44,8 @@ return {
     alwaysMakePathsAbsolute: function alwaysMakePathsAbsolute() {
         return true;
     },
+    getCleanCSS: function () {
+    },
     pathDiff: function pathDiff(url, baseUrl) {
         // diff between two paths to create a relative path
 
@@ -128,6 +130,7 @@ return {
         return returner;
     },
     doXHR: function doXHR(url, type, callback, errback) {
+
         var xhr = getXMLHttpRequest();
         var async = isFileProtocol ? less.fileAsync : less.async;