Index: trunk/tools/czartool/Plotter.pm
===================================================================
--- trunk/tools/czartool/Plotter.pm	(revision 30250)
+++ trunk/tools/czartool/Plotter.pm	(revision 30253)
@@ -519,18 +519,19 @@
     GP->autoflush(1);
 
+    my $datFile = $tmpFile->filename;
     if ($self->{_outputFormat} ne "X11") {print GP "set output \"$outputFile\";";}
-    print GP
-        "set term $self->{_outputFormat};" .
-        "set title \"Total available cluster space over time\\nFrom $fromTime to $toTime HST\";" .
-        "set key left top;" .
-        "set xdata time;" .
-        "set timefmt \"$self->{_dateFormat}\";" .
-        "set format x \"$timeFormat\";" .
-        "set xtics \"$minX\", $divX, \"$maxX\";" .
-        "set grid xtics;" .
-        "set xlabel \"Time\";" .
-        "set ylabel \"Available (TB)\";" .
-        "plot " . 
-        "'".$tmpFile->filename."' using 1:2 title \"Available\" with lines lt 2 lw 2\n";
+    print GP <<PLOT;
+        set term $self->{_outputFormat}
+        set title "Total available cluster space over time\\nFrom $fromTime to $toTime HST"
+        set key left top
+        set xdata time
+        set timefmt "$self->{_dateFormat}"
+        set format x "$timeFormat"
+        set xtics "$minX", $divX, "$maxX"
+        set grid xtics
+        set xlabel "Time"
+        set ylabel "Available (TB)"
+        plot "$datFile" using 1:2 title "Available" with lines lt 2 lw 2
+PLOT
 
     print GP "\n";