diff --git a/Fltk/GUI.cpp b/Fltk/GUI.cpp
index 74388009e70a5eef2dfa56c65b59d54c03f6f7b0..1bf7a21f4f0541db6e832b15112ef2c92093eea3 100644
--- a/Fltk/GUI.cpp
+++ b/Fltk/GUI.cpp
@@ -1,4 +1,4 @@
-// $Id: GUI.cpp,v 1.134 2001-11-20 08:04:59 geuzaine Exp $
+// $Id: GUI.cpp,v 1.135 2001-11-22 11:33:12 geuzaine Exp $
 
 // To make the interface as visually consistent as possible, please:
 // - use the IW, BB, BH, BW and WB values
@@ -1013,12 +1013,12 @@ void GUI::create_general_options_window(){
 	gen_butt[i]->selection_color(RADIO_COLOR);
       }
       gen_value[6] = new Fl_Value_Input(2*WB, 2*WB+3*BH, IW, BH, "Point size");
-      gen_value[6]->minimum(1);
+      gen_value[6]->minimum(0.1);
       gen_value[6]->maximum(50);
-      gen_value[6]->step(1);
+      gen_value[6]->step(0.1);
       gen_value[7] = new Fl_Value_Input(2*WB, 2*WB+4*BH, IW, BH, "Line width");
       gen_value[7]->minimum(0.1);
-      gen_value[7]->maximum(20);
+      gen_value[7]->maximum(50);
       gen_value[7]->step(0.1);
       for(i=6 ; i<= 7 ; i++){
 	gen_value[i]->labelsize(CTX.fontsize);
@@ -1183,12 +1183,12 @@ void GUI::create_geometry_options_window(){
       o->labelsize(CTX.fontsize);
       o->hide();
       geo_value[3] = new Fl_Value_Input(2*WB, 2*WB+1*BH, IW, BH, "Point size");
-      geo_value[3]->minimum(1);
+      geo_value[3]->minimum(0.1);
       geo_value[3]->maximum(50);
-      geo_value[3]->step(1);
+      geo_value[3]->step(0.1);
       geo_value[4] = new Fl_Value_Input(2*WB, 2*WB+2*BH, IW, BH, "Line width");
       geo_value[4]->minimum(0.1);
-      geo_value[4]->maximum(20);
+      geo_value[4]->maximum(50);
       geo_value[4]->step(0.1);
       for(i=3 ; i<= 4 ; i++){
 	geo_value[i]->labelsize(CTX.fontsize);
@@ -1379,12 +1379,12 @@ void GUI::create_mesh_options_window(){
       mesh_value[9]->maximum(1);
       mesh_value[9]->step(0.01);
       mesh_value[10] = new Fl_Value_Input(2*WB, 2*WB+5*BH, IW, BH, "Point size");
-      mesh_value[10]->minimum(1);
+      mesh_value[10]->minimum(0.1);
       mesh_value[10]->maximum(50);
-      mesh_value[10]->step(1);
+      mesh_value[10]->step(0.1);
       mesh_value[11] = new Fl_Value_Input(2*WB, 2*WB+6*BH, IW, BH, "Line width");
       mesh_value[11]->minimum(0.1);
-      mesh_value[11]->maximum(20);
+      mesh_value[11]->maximum(50);
       mesh_value[11]->step(0.1);
       for(i=9 ; i<= 11 ; i++){
 	mesh_value[i]->labelsize(CTX.fontsize);
@@ -2317,12 +2317,12 @@ void GUI::create_view_options_window(int num){
       }
       
       view_value[61] = new Fl_Value_Input(2*WB, 2*WB+ 1*BH, IW, BH, "Point size");
-      view_value[61]->minimum(1); 
+      view_value[61]->minimum(0.1); 
       view_value[61]->maximum(50);
-      view_value[61]->step(1);
+      view_value[61]->step(0.1);
       view_value[62] = new Fl_Value_Input(2*WB, 2*WB+ 2*BH, IW, BH, "Line width");
       view_value[62]->minimum(0.1); 
-      view_value[62]->maximum(20);
+      view_value[62]->maximum(50);
       view_value[62]->step(0.1);
       for(i=60 ; i<=62 ; i++){
 	view_value[i]->labelsize(CTX.fontsize);