diff --git a/Cantera/matlab/setup_winmatlab.py b/Cantera/matlab/setup_winmatlab.py
index 7f6c14517..47cb4f659 100644
--- a/Cantera/matlab/setup_winmatlab.py
+++ b/Cantera/matlab/setup_winmatlab.py
@@ -1,27 +1,35 @@
 
 import sys
 
-bindir = '/usr/local/bin'
-libdir = '/Users/dgg/dv/sf/cantera/build/lib/powerpc-apple-darwin7.3.0'
-incdir = '/Users/dgg/dv/sf/cantera/build/include'
-libs   = '-lclib  -loneD -lzeroD -ltransport -lcantera -lrecipes -lcvode -lctlapack -lctmath -lctblas -ltpx  -lg2c -lgcc'
+bindir = '/home/goodwin/ct154/bin'
+libdir = '/home/goodwin/dv/sf/cantera/build/lib/i686-pc-linux-gnu'
+incdir = '/home/goodwin/dv/sf/cantera/build/include'
+dflibdir = ''
+
+libs = ['clib', 'oneD', 'zeroD', 'transport', 'cantera', 'recipes',
+        'cvode', 'ctlapack', 'ctmath', 'ctblas', 'tpx']
 
 f = open('setup.m','w')
-f.write('cd cantera\nbuildux\nexit\n')
+f.write('cd cantera\nbuild_cantera\nexit\n')
 f.close()
 
-fb = open('cantera/buildux.m','w')
+fb = open('cantera/build_cantera.m','w')
 fb.write("""
 disp('building Cantera..');
-mex private/ctmethods.cpp private/ctfunctions.cpp ...
+mex -I"""+incdir+""" private/ctmethods.cpp private/ctfunctions.cpp ...
     private/xmlmethods.cpp private/phasemethods.cpp  ...
     private/thermomethods.cpp private/kineticsmethods.cpp ...
     private/transportmethods.cpp private/reactormethods.cpp ...
     private/wallmethods.cpp private/flowdevicemethods.cpp ...
-    private/funcmethods.cpp ... 
     private/onedimmethods.cpp private/surfmethods.cpp private/write.cpp ...
-"""+'-I'+incdir+'     -L'+libdir+' '+libs+'\n'+"""disp('done.');
 """)
+s = ''
+for lib in libs:
+    s += '    '+libdir+'/'+lib+'.lib ...\n'
+fb.write(s)
+fb.write('    "'+dflibdir+'/dformd.lib" ...\n')
+fb.write('    "'+dflibdir+'/dfconsol.lib" ...\n')
+fb.write('    "'+dflibdir+'/dfport.lib" \n')
 fb.close()
 
 fp = open('cantera/ctbin.m','w')
diff --git a/Cantera/python/examples/isentropic.py b/Cantera/python/examples/isentropic.py
index 70f222fe4..5ff1689c2 100755
--- a/Cantera/python/examples/isentropic.py
+++ b/Cantera/python/examples/isentropic.py
@@ -62,6 +62,7 @@ def isentropic(g = None):
         data[r,:] = [area, v/soundspeed(gas), gas.temperature(), p/p0]
 
     data[:,0] /= amin
+
     return data
 
     
@@ -69,8 +70,18 @@ def isentropic(g = None):
 if __name__ == "__main__":
     print isentropic.__doc__
     data = isentropic()
-    print 'area ratio,   Mach number,   temperature,   pressure ratio'
-    print data
+    try:
+        from matplotlib.matlab import *
+        clf
+        plot(data[:,1], data[:,0])
+        ylabel('Area Ratio')
+        xlabel('Mach Number')
+        title('Isentropic Flow: Area Ratio vs. Mach Number')
+        show()
+    
+    except:
+        print 'area ratio,   Mach number,   temperature,   pressure ratio'
+        print data
 
 
 
diff --git a/Cantera/python/examples/reactor2.py b/Cantera/python/examples/reactor2.py
index 7584e584c..3b924f1e6 100644
--- a/Cantera/python/examples/reactor2.py
+++ b/Cantera/python/examples/reactor2.py
@@ -45,7 +45,7 @@ env = Reservoir(Air())
 # use GRI-Mech 3.0 for the methane/air mixture, and set its initial state
 gri3 = GRI30()
 
-gri3.set(T = 500.0, P = 0.1*OneAtm, X = 'CH4:1.1, O2:2, N2:7.52')
+gri3.set(T = 500.0, P = 0.2*OneAtm, X = 'CH4:1.1, O2:2, N2:7.52')
 
 # create a reactor for the methane/air side
 r2 = Reactor(gri3)
@@ -58,15 +58,15 @@ r2 = Reactor(gri3)
 
 # add a flexible wall (a piston) between r2 and r1
 w = Wall(r2, r1)
-w.set(area = 2.0, K=0.55e-4)
+w.set(area = 1.0, K=0.5e-4, U = 100.0)
 
 
 # heat loss to the environment. Heat loss always occur through walls,
 # so we create a wall separating r1 from the environment, give it a
 # non-zero area, and specify the overall heat transfer coefficient
 # through the wall.
-w2 = Wall(r1, env)
-w2.set(area = 0.5, U=100.0)
+w2 = Wall(r2, env)
+w2.set(area = 1.0, U=500.0)
 
 sim = ReactorNet([r1, r2])
 
@@ -75,16 +75,48 @@ print 'finished setup, begin solution...'
 
 time = 0.0
 f = open('piston.csv','w')
-writeCSV(f,['time (s)','T2 (K)','P2 (Pa)','V2 (m3)',
-            'T1 (K)','P1 (Pa)','V1 (m3)'])
+writeCSV(f,['time (s)','T1 (K)','P1 (Bar)','V1 (m3)',
+            'T2 (K)','P2 (Bar)','V2 (m3)'])
+temp = zeros([300, 2], 'd')
+pres = zeros([300, 2], 'd')
+vol = zeros([300, 2], 'd')
+tm = zeros(300,'d')
 for n in range(300):
-    time += 4.e-5
+    time += 4.e-4
     print time, r2.temperature(),n
-    sim.advance(time)    
-    writeCSV(f, [r2.time(), r2.temperature(), r2.pressure(), r2.volume(),
-                 r1.temperature(), r1.pressure(), r1.volume()])
+    sim.advance(time)
+    tm[n] = time
+    temp[n,:] = [r1.temperature(), r2.temperature()]
+    pres[n,:] = [1.0e-5*r1.pressure(), 1.0e-5*r2.pressure()]
+    vol[n,:] = [r1.volume(), r2.volume()]
+    writeCSV(f, [tm[n], temp[n,0], pres[n,0], vol[n,0],
+                 temp[n,1], pres[n,1], vol[n,1]])
 f.close()
 import os
 print 'Output written to file piston.csv'
 print 'Directory: '+os.getcwd()
 
+if 1:
+    from matplotlib.matlab import *
+    clf
+    subplot(2,2,1)
+    plot(tm, temp[:,0],'g-',tm, temp[:,1],'b-')
+    legend(['Reactor 1','Reactor 2'],2)
+    xlabel('Time (s)');
+    ylabel('Temperature (K)');
+         
+    subplot(2,2,2)
+    plot(tm, pres[:,0],'g-',tm, pres[:,1],'b-')
+    legend(['Reactor 1','Reactor 2'],2)
+    xlabel('Time (s)');
+    ylabel('Pressure (Bar)');
+         
+    subplot(2,2,3)
+    plot(tm, vol[:,0],'g-',tm, vol[:,1],'b-')
+    legend(['Reactor 1','Reactor 2'],2)
+    xlabel('Time (s)');
+    ylabel('Volume (m^3)');         
+
+    show()
+#except:
+#    pass
diff --git a/Makefile.in b/Makefile.in
index 8dcc8bd52..d6eb70a27 100755
--- a/Makefile.in
+++ b/Makefile.in
@@ -244,7 +244,10 @@ depends:
 		cd Cantera/cads; @MAKE@ depends
 	endif
 
-export:
+changes: 
+	perl cvs2cl.pl --prune
+
+export: changes
 	@INSTALL@ -d $(export_dir)
 	if (test -d $(export_dir)/cantera); then rm -r -f $(export_dir)/cantera; fi
 	cd $(export_dir); cvs export  -D 1/01/2010 cantera