diff --git a/README.mkd b/README.mkd
index c100441..91fb225 100644
--- a/README.mkd
+++ b/README.mkd
@@ -26,7 +26,7 @@ VTR, check [the included doc file][].
 
 ## Installation
 
-The easiest way to install VTR is to add the git repo as a bundle, then use 
+The easiest way to install VTR is to add the git repo as a bundle, then use
 [Pathogen][], [Vundle][] or similar plugin management option to add it to Vim's
 runtime path.
 
diff --git a/doc/vim-tmux-runner.txt b/doc/vim-tmux-runner.txt
index 377dd61..e7cb2a7 100644
--- a/doc/vim-tmux-runner.txt
+++ b/doc/vim-tmux-runner.txt
@@ -21,6 +21,7 @@ CONTENTS                                                        *vtr-contents*
         2.11 ............................... |VtrClearRunner|
         2.12 ............................... |VtrFlushCommand|
         2.13 ............................... |VtrSendCtrlD|
+        2.14 ............................... |VtrZoomRunnerPane|
       3. Configuration ................... |VTR-Configuration|
         3.1 ................................ |VtrPercentage|
         3.2 ................................ |VtrOrientation|
@@ -217,6 +218,15 @@ Send Ctrl-D key sequence to the runner without resetting the current command.
 This is useful if you are repeatedly running a script in the debugger and
 regularly need to kill the repl.
 
+------------------------------------------------------------------------------
+                                                            *VtrZoomRunnerPane*
+2.12 VtrZoomRunnerPane~
+
+Zoom the runner pane using the native zooming functionality from tmux 1.8.
+This will cause the runner pane to temporarily occupy the entire tmux window.
+This is useful for temporarily viewing the pane in a larger context, ie to see
+a long bracktrace.
+
 ==============================================================================
 CONFIGURATION (3)                                           *VTR-Configuration*
 
diff --git a/plugin/vim-tmux-runner.vim b/plugin/vim-tmux-runner.vim
index 6018772..2f0ce94 100644
--- a/plugin/vim-tmux-runner.vim
+++ b/plugin/vim-tmux-runner.vim
@@ -127,6 +127,12 @@ function! s:FocusRunnerPane()
     call s:FocusTmuxPane(s:runner_pane)
 endfunction
 
+function! s:ZoomRunnerPane()
+  call s:EnsureRunnerPane()
+  let targeted_cmd = s:TargetedTmuxCommand("resize-pane -Z", s:runner_pane)
+  call s:SendTmuxCommand(targeted_cmd)
+endfunction
+
 function! s:SendTmuxCommand(command)
     let prefixed_command = "tmux " . a:command
     return system(prefixed_command)
@@ -389,6 +395,7 @@ function! s:DefineCommands()
     command! VtrFlushCommand call s:FlushCommand()
     command! VtrSendCtrlD call s:SendCtrlD()
     command! VtrAttachToPane call s:AttachToPane()
+    command! VtrZoomRunnerPane call s:ZoomRunnerPane()
 endfunction
 
 function! s:DefineKeymaps()
@@ -402,9 +409,9 @@ function! s:DefineKeymaps()
         nmap ,kr :VtrKillRunner<cr>
         nmap ,fr :VtrFocusRunner<cr>
         nmap ,dr :VtrDetachRunner<cr>
-        nmap ,ar :VtrReattachRunner<cr>
         nmap ,cr :VtrClearRunner<cr>
         nmap ,fc :VtrFlushCommand<cr>
+        nmap ,zr :VtrZoomRunnerPane<cr>
     endif
 endfunction