diff --git a/Tools/TimePlot.hs b/Tools/TimePlot.hs
--- a/Tools/TimePlot.hs
+++ b/Tools/TimePlot.hs
@@ -282,7 +282,9 @@
                   defaultPlotBars
 
     plotTrackCount name es bs = layoutWithTitle (plotBars plot) name
-      where plot = plot_bars_values  ^= barsData $ ourPlotBars
+      where plot = plot_bars_values      ^= barsData $ 
+                   plot_bars_item_styles ^= [(solidFillStyle (opaque blue), Nothing)] $ 
+                   ourPlotBars
             barsData = [(t,[n]) | ((t,_),n) <- edges2bins bs t0 (edges es)]
 
     plotTrackFreq  = plotTrackAtoms atoms2freqs
@@ -506,6 +508,7 @@
   "1234 =D `EVENT - at time 1234, event EVENT occured in process D (for example, HTTP response code)",
   "It is assumed that many events of the same kind may occur at once.",
   "Diagram kinds:",
+  "  'none' - do not plot this track",
   "  'event' is for event diagrams: during events are drawn like --[===]--- , pulse events like --|--",
   "  'duration XXXX' - plot any kind of diagram over the *durations* of events on a track (delimited by > ... <)",
   "     for example 'duration quantile 300 0.25,0.5,0.75' will plot these quantiles of durations of the events.",
diff --git a/timeplot.cabal b/timeplot.cabal
--- a/timeplot.cabal
+++ b/timeplot.cabal
@@ -1,5 +1,5 @@
 Name: timeplot
-Version: 0.2.6
+Version: 0.2.7
 License: BSD3
 License-file: LICENSE
 Copyright: Eugene Kirpichov, 2009