diff --git a/3dptv_vc2010/3dptv_vc2010.suo b/3dptv_vc2010/3dptv_vc2010.suo
index 2d8c44c..593665c 100644
Binary files a/3dptv_vc2010/3dptv_vc2010.suo and b/3dptv_vc2010/3dptv_vc2010.suo differ
diff --git a/3dptv_vc2010/3dptv_vc2010/3dptv_vc2010.vcxproj.user b/3dptv_vc2010/3dptv_vc2010/3dptv_vc2010.vcxproj.user
index fe50502..944054f 100644
--- a/3dptv_vc2010/3dptv_vc2010/3dptv_vc2010.vcxproj.user
+++ b/3dptv_vc2010/3dptv_vc2010/3dptv_vc2010.vcxproj.user
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
-    <LocalDebuggerCommandArguments>c:\ptv\ptv.tcl</LocalDebuggerCommandArguments>
+    <LocalDebuggerCommandArguments>D:\OpenPTV\3dptv\ptv.tcl</LocalDebuggerCommandArguments>
     <DebuggerFlavor>WindowsLocalDebugger</DebuggerFlavor>
-    <LocalDebuggerWorkingDirectory>c:\ptv\test</LocalDebuggerWorkingDirectory>
+    <LocalDebuggerWorkingDirectory>D:\OpenPTV\3dptv\test</LocalDebuggerWorkingDirectory>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <LocalDebuggerCommandArguments>c:\ptv\ptv.tcl</LocalDebuggerCommandArguments>
diff --git a/ptv.tcl b/ptv.tcl
index f2e92d1..df2293c 100644
--- a/ptv.tcl
+++ b/ptv.tcl
@@ -1,4 +1,4 @@
-
+package require BWidget
 package require tooltip
 
 lappend auto_path [file dirname [info script]]
diff --git a/src_tcl/calpar.tcl b/src_tcl/calpar.tcl
index db92a50..72800dc 100644
--- a/src_tcl/calpar.tcl
+++ b/src_tcl/calpar.tcl
@@ -2,10 +2,26 @@
 ########################################
 
 proc calpar { } {
-set w .changecalib
+set p .changecalib
 catch {destroy $w}
-toplevel .changecalib
-wm title $w "Changing Parameters"
+catch {destroy $p}
+# Create new Window & adjustment of initial size and position
+toplevel $p
+wm title $p "Changing Parameters"
+wm geometry $p 550x550+150+150
+
+
+# Editet by: P.Steinhoff 24.01.2012
+# Put everything in a ScrolledWindow, bwidget1.9.4 (included in TCL 8.4.19) is required in folder: ..svn-ptv/lib/!!
+set sw [ScrolledWindow $p.sw]
+pack $p.sw -fill both -expand true
+
+set sf [ScrollableFrame $p.sw.sf]
+
+$p.sw setwidget $sf
+#
+set q [$sf getframe]
+set w $q
 
 global cp
 
diff --git a/src_tcl/mainpar.tcl b/src_tcl/mainpar.tcl
index 2644a41..df78de2 100644
--- a/src_tcl/mainpar.tcl
+++ b/src_tcl/mainpar.tcl
@@ -2,12 +2,30 @@
 # Changing of mainparameters
 
 proc mainpar {} {
-
-set w .changemain
+set p .changemain
 catch {destroy $w}
-toplevel .changemain
-wm title $w "Changing Parameters"
-
+catch {destroy $p}
+# Create new Window & adjustment of initial size and position
+toplevel $p
+wm title $p "Changing Parameters"
+wm geometry $p 550x650+150+150
+
+
+# Editet by: P.Steinhoff 24.01.2012
+# Put everything in a ScrolledWindow, bwidget1.9.4 (included in TCL 8.4.19) is required
+set sw [ScrolledWindow $p.sw]
+pack $p.sw -fill both -expand true
+
+set sf [ScrollableFrame $p.sw.sf]
+
+$p.sw setwidget $sf
+#
+set q [$sf getframe]
+set w $q
+# Panning via right mouse button: (does not work at the moment)
+#	bind .changemain <ButtonPress-3> {%W scan mark   %x %y}
+#   bind .changemain <B3-Motion>     {%W scan dragto %x %y}
+#
 global mp
 
 label $w.title -text "Main Parameters" -font {Helvetica 12 bold} -width 20 -anchor center
diff --git a/src_tcl/trackpar.tcl b/src_tcl/trackpar.tcl
index ee3b12f..33197fb 100644
--- a/src_tcl/trackpar.tcl
+++ b/src_tcl/trackpar.tcl
@@ -2,11 +2,26 @@
 ########################################
 
 proc trackpar { } {
-set w .changetrack
+set p .changetrack
 catch {destroy $w}
-toplevel .changetrack
-wm title $w "Changing Parameters"
-
+catch {destroy $p}
+# Create new Window & adjustment of initial size and position
+toplevel $p
+wm title $p "Changing Parameters"
+wm geometry $p 550x550+150+150
+
+# Editet by: P.Steinhoff 24.01.2012
+# Put everything in a ScrolledWindow, bwidget1.9.4 (included in TCL 8.4.19) is required!!
+set sw [ScrolledWindow $p.sw]
+pack $p.sw -fill both -expand true
+
+set sf [ScrollableFrame $p.sw.sf]
+
+$p.sw setwidget $sf
+#
+set q [$sf getframe]
+set w $q
+#
 global tp
 
 label $w.title -text "Tracking Parameters"  -font {Helvetica 12 bold} -width 50 -anchor center