diff --git a/hledger-web/.hledger/web/static/hledger.js b/hledger-web/.hledger/web/static/hledger.js
index 0c0a93e1b..709ad6138 100644
--- a/hledger-web/.hledger/web/static/hledger.js
+++ b/hledger-web/.hledger/web/static/hledger.js
@@ -15,6 +15,7 @@ $(document).ready(function() {
     /* set up various show/hide toggles */
     $('#search-help-link').click(function() { $('#search-help').slideToggle('fast'); event.preventDefault(); });
     $('#accounts-toggle-link').click(function() { $('#accounts').slideToggle('fast'); event.preventDefault(); });
+    $('#all-postings-toggle-link').click(function() { $('.posting').toggle(); event.preventDefault(); });
     $('.postings-toggle-link').click(function() { $(this).parent().parent().nextUntil(':not(.posting)').toggle(); event.preventDefault(); });
 
 });
diff --git a/hledger-web/.hledger/web/static/style.css b/hledger-web/.hledger/web/static/style.css
index 2912c2dd2..307beff28 100644
--- a/hledger-web/.hledger/web/static/style.css
+++ b/hledger-web/.hledger/web/static/style.css
@@ -108,11 +108,12 @@ table.journalreport         { border-spacing: 0; }
 .balancereport td           { padding:0; }
 .totalrule td               { border-top:thin solid black; }
 
+.hidden { display:none; }
 table.registerreport        { border-spacing:0; }
 table.registerreport tr     { vertical-align:top; }
 table.registerreport td     { padding-bottom:0.2em; }
 table.registerreport .date  { white-space:nowrap; }
-table.registerreport tr.posting { display:none; font-size:smaller; }
+table.registerreport tr.posting { font-size:smaller; }
 table.registerreport tr.posting .account  { padding-left:1.5em; }
 table.registerreport tr.posting .amount  { padding-right:0.5em; }
 tr.firstposting td          { }
diff --git a/hledger-web/.hledger/web/templates/accountregisterreport.hamlet b/hledger-web/.hledger/web/templates/accountregisterreport.hamlet
index cae990efb..98170aa6b 100644
--- a/hledger-web/.hledger/web/templates/accountregisterreport.hamlet
+++ b/hledger-web/.hledger/web/templates/accountregisterreport.hamlet
@@ -2,7 +2,10 @@
  <tr.headings
   <th.date align=left>Date
   <th.description align=left>Description
-  <th.account align=left>Account
+  <th.account align=left>
+    Account
+    <!-- \ #
+    <a#all-postings-toggle-link.togglelink href="#" title="Toggle all split postings">[+/-] -->
   <th.amount align=right>Amount
   <th.balance align=right>#{balancelabel}
 
diff --git a/hledger-web/.hledger/web/templates/accountregisterreportitem.hamlet b/hledger-web/.hledger/web/templates/accountregisterreportitem.hamlet
index 7a0a7631f..4cd18375d 100644
--- a/hledger-web/.hledger/web/templates/accountregisterreportitem.hamlet
+++ b/hledger-web/.hledger/web/templates/accountregisterreportitem.hamlet
@@ -16,7 +16,7 @@
  <td.balance align=right>#{mixedAmountAsHtml bal}
 $if split
  $forall p <- tpostings t'
-  <tr.item.#{evenodd}.posting
+  <tr.item.#{evenodd}.posting.#{displayclass}
    <td.date
    <td.description
    <td.account>&nbsp;<a href="@?{accountUrl here $ paccount p}" title="#{stringIfLongerThan 40 $ paccount p}">#{elideRight 40 $ paccount p}
diff --git a/hledger-web/Handlers.hs b/hledger-web/Handlers.hs
index d3d6b3de8..5faa44c65 100644
--- a/hledger-web/Handlers.hs
+++ b/hledger-web/Handlers.hs
@@ -166,7 +166,7 @@ accountRegisterReportAsHtml :: [Opt] -> ViewData -> AccountRegisterReport -> Ham
 accountRegisterReportAsHtml _ vd (balancelabel,items) = $(Settings.hamletFile "accountregisterreport")
  where
    itemAsHtml :: ViewData -> (Int, Bool, Bool, Bool, AccountRegisterReportItem) -> Hamlet AppRoute
-   itemAsHtml VD{here=here} (n, newd, newm, newy, (t, t', split, acct, amt, bal)) = $(Settings.hamletFile "accountregisterreportitem")
+   itemAsHtml VD{here=here,p=p} (n, newd, newm, newy, (t, t', split, acct, amt, bal)) = $(Settings.hamletFile "accountregisterreportitem")
      where
        evenodd = if even n then "even" else "odd" :: String
        datetransition | newm = "newmonth"
@@ -175,6 +175,7 @@ accountRegisterReportAsHtml _ vd (balancelabel,items) = $(Settings.hamletFile "a
        (firstposting, date, desc) = (False, show $ tdate t, tdescription t)
        acctquery = (here, [("q", pack $ accountQuery acct)])
        showamt = not split || not (isZeroMixedAmount amt)
+       displayclass = if p then "" else "hidden" :: String
 
 stringIfLongerThan :: Int -> String -> String
 stringIfLongerThan n s = if length s > n then s else ""
@@ -416,7 +417,8 @@ nulltemplate = [$hamlet||]
 -- | A bundle of data useful for handlers and their templates.
 data ViewData = VD {
      opts  :: [Opt]         -- ^ command-line options at startup
-    ,q     :: String        -- ^ current q parameter (the query expression for filtering transactions)
+    ,q     :: String        -- ^ current q parameter, the query expression
+    ,p     :: Bool          -- ^ current p parameter, 1 or 0 shows/hides all postings, default is based on query
     ,m     :: Matcher       -- ^ a matcher parsed from the query expr
     ,qopts :: [QueryOpt]    -- ^ query options parsed from the query expr
     ,j     :: Journal       -- ^ the up-to-date parsed unfiltered journal
@@ -429,6 +431,7 @@ mkvd :: ViewData
 mkvd = VD {
       opts  = []
      ,q     = ""
+     ,p     = False
      ,m     = MatchAny
      ,qopts = []
      ,j     = nulljournal
@@ -448,7 +451,11 @@ getViewData = do
   today      <- liftIO getCurrentDay
   q          <- getParameter "q"
   let (m,qopts) = parseQuery today q
-  return mkvd{opts=opts, q=q, m=m, qopts=qopts, j=j, today=today, here=here', msg=msg}
+  p          <- getParameter "p"
+  let p' | p == "1" = True
+         | p == "0" = False
+         | otherwise = isNothing $ inAccountMatcher qopts
+  return mkvd{opts=opts, q=q, p=p', m=m, qopts=qopts, j=j, today=today, here=here', msg=msg}
     where
       -- | Update our copy of the journal if the file changed. If there is an
       -- error while reloading, keep the old one and return the error, and set a