diff --git a/app/assets/javascripts/browser_detection.js b/app/assets/javascripts/browser_detection.js
new file mode 100644
index 000000000..9387c379f
--- /dev/null
+++ b/app/assets/javascripts/browser_detection.js
@@ -0,0 +1,5 @@
+jQuery.browser = {};
+jQuery.browser.mozilla = /mozilla/.test(navigator.userAgent.toLowerCase()) && !/webkit/.test(navigator.userAgent.toLowerCase());
+jQuery.browser.webkit = /webkit/.test(navigator.userAgent.toLowerCase());
+jQuery.browser.opera = /opera/.test(navigator.userAgent.toLowerCase());
+jQuery.browser.msie = /msie/.test(navigator.userAgent.toLowerCase());
diff --git a/app/assets/javascripts/main.js b/app/assets/javascripts/main.js
index 9c73b198c..a17df7c4a 100644
--- a/app/assets/javascripts/main.js
+++ b/app/assets/javascripts/main.js
@@ -11,6 +11,7 @@
 //= require jquery.placeholder
 //= require rails-timeago
 //= require facebox
+//= require browser_detection
 //= require jquery.events.input
 //= require jquery.elastic
 //= require jquery.mentionsInput