diff --git a/wxPython/b b/wxPython/b
index a8966dbf2c..c6ac5afd3f 100755
--- a/wxPython/b
+++ b/wxPython/b
@@ -1,32 +1,44 @@
 #!/bin/sh
 
+if [ "$1" = "15" ]; then
+    PYVER=1.5
+    shift
+elif [ "$1" = "20" ]; then
+    PYVER=2.0
+    shift
+fi
+
+
 SETUP="python$PYVER -u setup.py"
 FLAGS="USE_SWIG=1 IN_CVS_TREE=1"
+OTHERFLAGS=""
+
+
 
 # "c" --> clean
 if [ "$1" =  "c" ]; then
     shift
-    CMD="$SETUP $FLAGS clean"
+    CMD="$SETUP $FLAGS $OTHERFLAGS clean"
     OTHERCMD="rm -f wxPython/*.so"
 
 # "i" --> install
 elif [ "$1" = "i" ]; then
     shift
-    CMD="$SETUP build install"
+    CMD="$SETUP build $OTHERFLAGS install"
 
 # "s" --> source dist
 elif [ "$1" = "s" ]; then
     shift
-    CMD="$SETUP sdist"
+    CMD="$SETUP $OTHERFLAGS sdist"
 
 # "r" --> rpm dist
 elif [ "$1" = "r" ]; then
     shift
-    CMD="$SETUP bdist_rpm"
+    CMD="$SETUP $OTHERFLAGS bdist_rpm"
 
 # (no command arg) --> normal build for development
 else
-    CMD="$SETUP $FLAGS build_ext --inplace $*"
+    CMD="$SETUP $FLAGS $OTHERFLAGS build_ext --inplace $*"
 fi
 
 
diff --git a/wxPython/demo/wxProcess.py b/wxPython/demo/wxProcess.py
index 4ec789884c..4e25bd6e6d 100644
--- a/wxPython/demo/wxProcess.py
+++ b/wxPython/demo/wxProcess.py
@@ -62,6 +62,7 @@ class TestPanel(wxPanel):
         if self.process is not None:
             self.process.Detach()
             self.process.CloseOutput()
+            self.process = None
 
 
     def OnExecuteBtn(self, evt):
@@ -85,6 +86,7 @@ class TestPanel(wxPanel):
         self.inp.SetValue('')
         self.log.write('OnSendText: "%s"\n' % text)
         self.process.GetOutputStream().write(text + '\n')
+        self.inp.SetFocus()
 
 
     def OnCloseStream(self, evt):