diff --git a/goxtool.py b/goxtool.py
index b12b30c..e80325f 100755
--- a/goxtool.py
+++ b/goxtool.py
@@ -44,7 +44,7 @@
 
 HEIGHT_STATUS   = 2
 HEIGHT_CON      = 7
-WIDTH_ORDERBOOK = 45
+WIDTH_ORDERBOOK = 61
 
 COLORS =    [["con_text",       curses.COLOR_BLUE,    curses.COLOR_CYAN]
             ,["status_text",    curses.COLOR_BLUE,    curses.COLOR_CYAN]
@@ -54,6 +54,7 @@
             ,["book_ask",       curses.COLOR_BLACK,   curses.COLOR_RED]
             ,["book_own",       curses.COLOR_BLACK,   curses.COLOR_YELLOW]
             ,["book_vol",       curses.COLOR_BLACK,   curses.COLOR_BLUE]
+            ,["book_totalvol",       curses.COLOR_BLACK,   curses.COLOR_WHITE]
 
             ,["chart_text",     curses.COLOR_BLACK,   curses.COLOR_WHITE]
             ,["chart_up",       curses.COLOR_BLACK,   curses.COLOR_GREEN]
@@ -255,19 +256,23 @@ def paint(self):
         col_ask = COLOR_PAIR["book_ask"]
         col_vol = COLOR_PAIR["book_vol"]
         col_own = COLOR_PAIR["book_own"]
-
+        col_totalvol = COLOR_PAIR["book_totalvol"]
+        
         # print the asks
         # pylint: disable=C0301
         book = self.gox.orderbook
         pos = mid - 1
         i = 0
         cnt = len(book.asks)
+        totalvol = 0
         while pos >= 0 and  i < cnt:
             self.addstr(pos, 0,  goxapi.int2str(book.asks[i].price, book.gox.currency), col_ask)
             self.addstr(pos, 12, goxapi.int2str(book.asks[i].volume, "BTC"), col_vol)
+            totalvol += book.asks[i].volume
+            self.addstr(pos, 28, goxapi.int2str(totalvol, "BTC"), col_totalvol)
             ownvol = book.get_own_volume_at(book.asks[i].price)
             if ownvol:
-                self.addstr(pos, 28, goxapi.int2str(ownvol, "BTC"), col_own)
+                self.addstr(pos, 44, goxapi.int2str(ownvol, "BTC"), col_own)
             pos -= 1
             i += 1
 
@@ -275,12 +280,15 @@ def paint(self):
         pos = mid + 1
         i = 0
         cnt = len(book.bids)
+        totalvol = 0
         while pos < self.height and  i < cnt:
             self.addstr(pos, 0,  goxapi.int2str(book.bids[i].price, book.gox.currency), col_bid)
             self.addstr(pos, 12, goxapi.int2str(book.bids[i].volume, "BTC"), col_vol)
+            totalvol += book.bids[i].volume
+            self.addstr(pos, 28, goxapi.int2str(totalvol, "BTC"), col_totalvol)
             ownvol = book.get_own_volume_at(book.bids[i].price)
             if ownvol:
-                self.addstr(pos, 28, goxapi.int2str(ownvol, "BTC"), col_own)
+                self.addstr(pos, 44, goxapi.int2str(ownvol, "BTC"), col_own)
             pos += 1
             i += 1