diff --git a/Graphics/Graph2D.cpp b/Graphics/Graph2D.cpp
index 5ee9c3b62f739858f0dcf0bad5192e3886b04225..df9b70a3edb5cfdbc8995fb632328f5aaebd016a 100644
--- a/Graphics/Graph2D.cpp
+++ b/Graphics/Graph2D.cpp
@@ -1,4 +1,4 @@
-// $Id: Graph2D.cpp,v 1.4 2001-10-29 17:03:23 geuzaine Exp $
+// $Id: Graph2D.cpp,v 1.5 2001-10-29 17:12:59 geuzaine Exp $
 
 #include "Gmsh.h"
 #include "GmshUI.h"
@@ -137,7 +137,7 @@ void Draw_Graph2D(Post_View *v){
       if(v->GraphType==DRAW_POST_2D_SPACE){
 	for(k=0;k<3;k++){
 	  List_Read(v->SP,j+k,&p2[k]);
-	  p1[k] = p2[k]-p1[k];
+	  if(i) p1[k] = p2[k]-p1[k];
 	}
 	dist += sqrt (p1[0] * p1[0] + p1[1] * p1[1] + p1[2] * p1[2]);
 	sprintf(label, v->Format, dist);
diff --git a/benchmarks/2d/charts.geo b/benchmarks/2d/charts.geo
new file mode 100644
index 0000000000000000000000000000000000000000..79eb2872be2a9563fb268156200739bd40145d04
--- /dev/null
+++ b/benchmarks/2d/charts.geo
@@ -0,0 +1,24 @@
+
+View.GraphType=2;
+View.Format="%.3g";
+
+View "test" {
+  SP(0,2,0){1   ,0.2+1  ,0.26+1  ,0.2+1  ,0.26+1  ,0.2+1  ,0.26+1  ,0.2+1  ,0.26+1   };
+  SP(1,0,0){1.2 ,0.2+1.2,0.24+1.2,0.2+1.2,0.24+1.2,0.2+1.2,0.24+1.2,0.2+1.2,0.24+1.2 };
+  SP(2,1,0){1.8 ,0.2+1.8,0.28+1.8,0.2+1.8,0.28+1.8,0.2+1.8,0.28+1.8,0.2+1.8,0.28+1.8 };
+  SP(3,0,0){2.1 ,0.2+2.1,0.29+2.1,0.2+2.1,0.29+2.1,0.2+2.1,0.29+2.1,0.2+2.1,0.29+2.1 };
+  SP(4,2,0){1.6 ,0.2+1.6,0.3+1.6 ,0.2+1.6,0.3+1.6 ,0.2+1.6,0.3+1.6 ,0.2+1.6,0.3+1.6 };
+  SP(5,3,0){1.1 ,0.1+1.1,0.11+1.1,0.1+1.1,0.11+1.1,0.1+1.1,0.11+1.1,0.1+1.1,0.11+1.1 };
+  SP(6,0,0){0.6 ,0.1+0.6,0.1+0.6 ,0.1+0.6,0.1+0.6 ,0.1+0.6,0.1+0.6 ,0.1+0.6,0.1+0.6 };
+  SP(6,0,0){-0.2,0.1-0.2,0.17-0.2,0.1-0.2,0.17-0.2,0.1-0.2,0.17-0.2,0.1-0.2,0.17-0.2};
+  SP(8,0,0){-0.3,0.1-0.3,0.41-0.3,0.1-0.3,0.41-0.3,0.1-0.3,0.41-0.3,0.1-0.3,0.41-0.3};
+  SP(9,0,0){0   ,0.2+0  ,0.42+0  ,0.2+0  ,0.42+0  ,0.2+0  ,0.42+0  ,0.2+0  ,0.42+0   };
+};
+
+/*
+View "annote" {
+  T2(0,0){ Sprintf("2D text: Time = %g!!!", View[0].Time) };
+  T3(1,0,0){ Sprintf("3D text: Time = %g!!!", View[0].Time) };
+};
+*/
+
diff --git a/benchmarks/extrude/hybrid.geo b/benchmarks/extrude/hybrid.geo
index cd8eb7ec57c19a54ba26fefff12747c409a9e7a7..478eec10acb29bb988d24278a7dcaa873f63d089 100644
--- a/benchmarks/extrude/hybrid.geo
+++ b/benchmarks/extrude/hybrid.geo
@@ -26,6 +26,7 @@ Extrude Surface {45, {0,2,0.0}}
    Layers {{2,2,2},{111,222,111},{.3,.6,1.}};    
 } ; 
 Coherence; 
-Extrude Surface {64, {-1,0,0}};
-Surface Loop(96) = {64,82,86,90,94,95};
-Volume(97) = {96};
+Extrude Surface {65, {-1,0,0}};
+
+Surface Loop(97) = {65,83,87,91,95,96};
+Volume(98) = {97};
diff --git a/doc/VERSIONS b/doc/VERSIONS
index 0c7e49a8e53dbbbcab031d160829a416d2193a02..0b404c8d99bfcffa5b05b56eadd2e18127737f71 100644
--- a/doc/VERSIONS
+++ b/doc/VERSIONS
@@ -1,10 +1,10 @@
-$Date: 2001-10-29 08:59:55 $
+$Date: 2001-10-29 17:14:50 $
 
 New in 1.28: Corrected the 'Using Progression' attribute for
 tranfinite meshes to actually match a real progression; New
-Triangulate plugin; New 2D graphs; Better performance of geometrical
-transformations (Warning: the automatic numbering of some
-automatically created entities has changed);
+Triangulate plugin; New 2D graphs (space+time charts); Better
+performance of geometrical transformations (Warning: the automatic
+numbering of some automatically created entities has changed);
 
 New in 1.27: Added ability to extrude curves with Layers/Recombine
 attributes; New PointSize/LineWidth options; Fixed For/EndFor loops in
diff --git a/tutorial/t2.geo b/tutorial/t2.geo
index 95ec97fb16cf373986dcafef7dee5fe850a4a906..57387fb58762d4c8449b856dae9cb2f6afa97c3b 100644
--- a/tutorial/t2.geo
+++ b/tutorial/t2.geo
@@ -52,7 +52,7 @@ Extrude Surface { 11, {0, 0, h} } ;
 // manually a characteristic length for some of the automatically
 // created points:
 
-Characteristic Length{6,22,2,3,16,12} = lc * 3 ;
+Characteristic Length{6,2,52,3,16,12} = lc * 3 ;
 
 // If the transformation tools are handy to create complex geometries,
 // it is sometimes useful to generate the flat geometry, consisting