diff --git a/git-open b/git-open
index 9df3c95..ad8806b 100755
--- a/git-open
+++ b/git-open
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Opens the github page for a repo/branch in your browser.
 # https://github.com/paulirish/git-open/
@@ -56,7 +56,9 @@ elif grep -q github <<<$giturl; then
 # bitbucket
 elif grep -q bitbucket <<<$giturl; then
   giturl=${giturl/git\@bitbucket\.org\:/https://bitbucket.org/}
-  providerUrlDifference="src"
+  rev="$(git rev-parse HEAD)"
+  git_pwd="$(git rev-parse --show-prefix)"
+  providerUrlDifference="src/${rev}/${git_pwd}"
   branch="?at=${branch}"
 
 # Atlassian Stash
@@ -97,7 +99,7 @@ case $( uname -s ) in
   Darwin)  open=open;;
   MINGW*)  open=start;;
   CYGWIN*) open=cygstart;;
-  *)       open=xdg-open;;
+  *)       open=${BROWSER:-xdg-open};;
 esac
 
 # open it in a browser