diff --git a/ApplicationController.rb b/ApplicationController.rb
index c8a4759..67ea0f1 100644
--- a/ApplicationController.rb
+++ b/ApplicationController.rb
@@ -10,7 +10,8 @@
 require 'pathname'
 require 'osx/cocoa'
 libdir = OSX::NSBundle.mainBundle.resourcePath.stringByAppendingPathComponent("lib").fileSystemRepresentation
-$:.unshift(libdir, "#{libdir}/grit/lib", "#{libdir}/mime-types/lib")
+puts "LIB DIR:#{libdir}"
+$:.unshift(libdir, "#{libdir}/grit/lib", "#{libdir}/mime-types/lib", "#{libdir}/open4/lib")
 require 'grit'
 require 'time_extensions'
 require 'string_extensions'
diff --git a/CommitsController.rb b/CommitsController.rb
index 0e22c3d..0637022 100644
--- a/CommitsController.rb
+++ b/CommitsController.rb
@@ -117,12 +117,17 @@ def webView_didFinishLoadForFrame(view, frame)
   end
   
   def webView_contextMenuItemsForElement_defaultMenuItems(view, element, defaultMenuItems)
-    defaultMenuItems.select do |item|
+    items = defaultMenuItems.select do |item|
       # WebMenuItemTagCopy = 8
       # WebMenuItemTagCut = 13
       # WebMenuItemTagPaste = 14
       [8, 13, 14].include? item.tag
     end
+    items << NSMenuItem.alloc.initWithTitle_action_keyEquivalent("Blame", :foo_bar, "")
+  end
+  
+  def foo_bar(sender)
+    puts "FOO"
   end
   
   def imageLoadForURL_didFinishLoading(url, image)
diff --git a/GitNub.xcodeproj/project.pbxproj b/GitNub.xcodeproj/project.pbxproj
index 5a26dc1..c02f058 100644
--- a/GitNub.xcodeproj/project.pbxproj
+++ b/GitNub.xcodeproj/project.pbxproj
@@ -77,7 +77,7 @@
 		29B97325FDCFA39411CA2CEA /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = /System/Library/Frameworks/Foundation.framework; sourceTree = "<absolute>"; };
 		4D922CA60D8889DB002A5539 /* CommitSummaryCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CommitSummaryCell.h; sourceTree = "<group>"; };
 		4D922CA70D8889DB002A5539 /* CommitSummaryCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = CommitSummaryCell.m; sourceTree = "<group>"; };
-		4DDCA7110ACC9A6100E082CE /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.xml; path = Info.plist; sourceTree = "<group>"; };
+		4DDCA7110ACC9A6100E082CE /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		4DDCA7120ACC9A6100E082CE /* GitNub.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = GitNub.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		DA8995E20D890D8A00CF2CDA /* Sparkle.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = Sparkle.framework; sourceTree = "<group>"; };
 		E8F5E24E03AEB6EC03A81C6F /* RubyCocoa.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = RubyCocoa.framework; path = /Library/Frameworks/RubyCocoa.framework; sourceTree = "<absolute>"; };
diff --git a/lib/open4/lib/open4.rb b/lib/open4/lib/open4.rb
new file mode 100644
index 0000000..137d1fb
--- /dev/null
+++ b/lib/open4/lib/open4.rb
@@ -0,0 +1,393 @@
+# vim: ts=2:sw=2:sts=2:et:fdm=marker
+require 'fcntl'
+require 'timeout'
+require 'thread'
+
+module Open4
+#--{{{
+  VERSION = '0.9.6'
+  def self.version() VERSION end
+
+  class Error < ::StandardError; end
+
+  def popen4(*cmd, &b)
+#--{{{
+    pw, pr, pe, ps = IO.pipe, IO.pipe, IO.pipe, IO.pipe
+
+    verbose = $VERBOSE
+    begin
+      $VERBOSE = nil
+      ps.last.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC)
+
+      cid = fork {
+        pw.last.close
+        STDIN.reopen pw.first
+        pw.first.close
+
+        pr.first.close
+        STDOUT.reopen pr.last
+        pr.last.close
+
+        pe.first.close
+        STDERR.reopen pe.last
+        pe.last.close
+
+        STDOUT.sync = STDERR.sync = true
+
+        begin
+          exec(*cmd)
+          raise 'forty-two' 
+        rescue Exception => e
+          Marshal.dump(e, ps.last)
+          ps.last.flush
+        end
+        ps.last.close unless (ps.last.closed?)
+        exit!
+      }
+    ensure
+      $VERBOSE = verbose
+    end
+
+    [pw.first, pr.last, pe.last, ps.last].each{|fd| fd.close}
+
+    begin
+      e = Marshal.load ps.first
+      raise(Exception === e ? e : "unknown failure!")
+    rescue EOFError # If we get an EOF error, then the exec was successful
+      42
+    ensure
+      ps.first.close
+    end
+
+    pw.last.sync = true
+
+    pi = [pw.last, pr.first, pe.first]
+
+    if b 
+      begin
+        b[cid, *pi]
+        Process.waitpid2(cid).last
+      ensure
+        pi.each{|fd| fd.close unless fd.closed?}
+      end
+    else
+      [cid, pw.last, pr.first, pe.first]
+    end
+#--}}}
+  end
+  alias open4 popen4
+  module_function :popen4
+  module_function :open4
+
+  class SpawnError < Error
+#--{{{
+    attr 'cmd'
+    attr 'status'
+    attr 'signals'
+    def exitstatus
+      @status.exitstatus
+    end
+    def initialize cmd, status
+      @cmd, @status = cmd, status
+      @signals = {} 
+      if status.signaled?
+        @signals['termsig'] = status.termsig
+        @signals['stopsig'] = status.stopsig
+      end
+      sigs = @signals.map{|k,v| "#{ k }:#{ v.inspect }"}.join(' ')
+      super "cmd <#{ cmd }> failed with status <#{ exitstatus.inspect }> signals <#{ sigs }>"
+    end
+#--}}}
+  end
+
+  class ThreadEnsemble
+#--{{{
+    attr 'threads'
+
+    def initialize cid
+      @cid, @threads, @argv, @done, @running = cid, [], [], Queue.new, false
+      @killed = false
+    end
+
+    def add_thread *a, &b
+      @running ? raise : (@argv << [a, b])
+    end
+
+#
+# take down process more nicely
+#
+    def killall
+      c = Thread.critical
+      return nil if @killed
+      Thread.critical = true
+      (@threads - [Thread.current]).each{|t| t.kill rescue nil}
+      @killed = true
+    ensure
+      Thread.critical = c
+    end
+
+    def run
+      @running = true
+
+      begin
+        @argv.each do |a, b|
+          @threads << Thread.new(*a) do |*a|
+            begin
+              b[*a]
+            ensure
+              killall rescue nil if $!
+              @done.push Thread.current
+            end
+          end
+        end
+      rescue
+        killall
+        raise
+      ensure
+        all_done
+      end
+
+      @threads.map{|t| t.value}
+    end
+
+    def all_done
+      @threads.size.times{ @done.pop }
+    end
+#--}}}
+  end
+
+  def to timeout = nil
+#--{{{
+    Timeout.timeout(timeout){ yield }
+#--}}}
+  end
+  module_function :to
+
+  def new_thread *a, &b
+#--{{{
+    cur = Thread.current
+    Thread.new(*a) do |*a|
+      begin
+        b[*a]
+      rescue Exception => e
+        cur.raise e
+      end
+    end
+#--}}}
+  end
+  module_function :new_thread
+
+  def getopts opts = {}
+#--{{{
+    lambda do |*args|
+      keys, default, ignored = args
+      catch('opt') do
+        [keys].flatten.each do |key|
+          [key, key.to_s, key.to_s.intern].each do |key|
+            throw 'opt', opts[key] if opts.has_key?(key)
+          end
+        end
+        default
+      end
+    end
+#--}}}
+  end
+  module_function :getopts
+
+  def relay src, dst = nil, t = nil
+#--{{{
+    unless src.nil?
+      if src.respond_to? :gets
+        while buf = to(t){ src.gets }
+          dst << buf if dst
+        end
+
+      elsif src.respond_to? :each
+        q = Queue.new
+        th = nil
+
+        timer_set = lambda do |t|
+          th = new_thread{ to(t){ q.pop } }
+        end
+
+        timer_cancel = lambda do |t|
+          th.kill if th rescue nil
+        end
+
+        timer_set[t]
+        begin
+          src.each do |buf|
+            timer_cancel[t]
+            dst << buf if dst
+            timer_set[t]
+          end
+        ensure
+          timer_cancel[t]
+        end
+
+      elsif src.respond_to? :read
+        buf = to(t){ src.read }
+        dst << buf if dst 
+
+      else
+        buf = to(t){ src.to_s }
+        dst << buf if dst 
+      end
+    end
+#--}}}
+  end
+  module_function :relay
+
+  def spawn arg, *argv 
+#--{{{
+    argv.unshift(arg)
+    opts = ((argv.size > 1 and Hash === argv.last) ? argv.pop : {})
+    argv.flatten!
+    cmd = argv.join(' ')
+
+
+    getopt = getopts opts
+
+    ignore_exit_failure = getopt[ 'ignore_exit_failure', getopt['quiet', false] ]
+    ignore_exec_failure = getopt[ 'ignore_exec_failure', !getopt['raise', true] ]
+    exitstatus = getopt[ %w( exitstatus exit_status status ) ]
+    stdin = getopt[ %w( stdin in i 0 ) << 0 ]
+    stdout = getopt[ %w( stdout out o 1 ) << 1 ]
+    stderr = getopt[ %w( stderr err e 2 ) << 2 ]
+    pid = getopt[ 'pid' ]
+    timeout = getopt[ %w( timeout spawn_timeout ) ]
+    stdin_timeout = getopt[ %w( stdin_timeout ) ]
+    stdout_timeout = getopt[ %w( stdout_timeout io_timeout ) ]
+    stderr_timeout = getopt[ %w( stderr_timeout ) ]
+    status = getopt[ %w( status ) ]
+    cwd = getopt[ %w( cwd dir ) ]
+
+    exitstatus =
+      case exitstatus
+        when TrueClass, FalseClass
+          ignore_exit_failure = true if exitstatus
+          [0]
+        else
+          [*(exitstatus || 0)].map{|i| Integer i}
+      end
+
+    stdin ||= '' if stdin_timeout
+    stdout ||= '' if stdout_timeout
+    stderr ||= '' if stderr_timeout
+
+    started = false
+
+    status =
+      begin
+        chdir(cwd) do
+          Timeout::timeout(timeout) do
+            popen4(*argv) do |c, i, o, e|
+              started = true
+
+              %w( replace pid= << push update ).each do |msg|
+                break(pid.send(msg, c)) if pid.respond_to? msg 
+              end
+
+              te = ThreadEnsemble.new c
+
+              te.add_thread(i, stdin) do |i, stdin|
+                relay stdin, i, stdin_timeout
+                i.close rescue nil
+              end
+
+              te.add_thread(o, stdout) do |o, stdout|
+                relay o, stdout, stdout_timeout
+              end
+
+              te.add_thread(e, stderr) do |o, stderr|
+                relay e, stderr, stderr_timeout
+              end
+
+              te.run
+            end
+          end
+        end
+      rescue
+        raise unless(not started and ignore_exec_failure)
+      end
+
+    raise SpawnError.new(cmd, status) unless
+      (ignore_exit_failure or (status.nil? and ignore_exec_failure) or exitstatus.include?(status.exitstatus))
+
+    status
+#--}}}
+  end
+  module_function :spawn
+
+  def chdir cwd, &block
+    return(block.call Dir.pwd) unless cwd
+    Dir.chdir cwd, &block
+  end
+  module_function :chdir
+
+  def background arg, *argv 
+#--{{{
+    require 'thread'
+    q = Queue.new
+    opts = { 'pid' => q, :pid => q }
+    case argv.last
+      when Hash
+        argv.last.update opts
+      else
+        argv.push opts
+    end
+    thread = Thread.new(arg, argv){|arg, argv| spawn arg, *argv}
+    sc = class << thread; self; end
+    sc.module_eval {
+      define_method(:pid){ @pid ||= q.pop }
+      define_method(:spawn_status){ @spawn_status ||= value }
+      define_method(:exitstatus){ @exitstatus ||= spawn_status.exitstatus }
+    }
+    thread
+#--}}}
+  end
+  alias bg background
+  module_function :background
+  module_function :bg
+
+  def maim pid, opts = {}
+#--{{{
+    getopt = getopts opts
+    sigs = getopt[ 'signals', %w(SIGTERM SIGQUIT SIGKILL) ]
+    suspend = getopt[ 'suspend', 4 ]
+    pid = Integer pid
+    existed = false
+    sigs.each do |sig|
+      begin
+        Process.kill sig, pid
+        existed = true 
+      rescue Errno::ESRCH
+        return(existed ? nil : true)
+      end
+      return true unless alive? pid
+      sleep suspend
+      return true unless alive? pid
+    end
+    return(not alive?(pid)) 
+#--}}}
+  end
+  module_function :maim
+
+  def alive pid
+#--{{{
+    pid = Integer pid
+    begin
+      Process.kill 0, pid
+      true
+    rescue Errno::ESRCH
+      false
+    end
+#--}}}
+  end
+  alias alive? alive
+  module_function :alive
+  module_function :'alive?'
+#--}}}
+end
+
+def open4(*cmd, &b) cmd.size == 0 ? Open4 : Open4::popen4(*cmd, &b) end
diff --git a/style.css b/style.css
index c25f0ed..309ea43 100644
--- a/style.css
+++ b/style.css
@@ -130,19 +130,20 @@ h1 {
 
 #diffs .diff {
   margin-bottom: 27px;
-  background-color: #f7f7f7;
+  background-color: #333;
   -webkit-border-radius: 4px;
   border: 1px solid #ddd;
   width: 100%;
 }
 
 .diff h3 {
-  background: #ddd;
-  color: #333;
+  background: #333;
+  color: #fff;
+  font-family: "Lucida Grande";
+  font-size: 92%;
   padding: 6px;
-  border-bottom: 1px solid #ccc;
   -webkit-border-top-right-radius: 4px;
-  -webkit-border-top-left-radius: 4px;
+  -webkit-border-top-left-radius: 4px; 
 }
 
 pre {