diff --git a/ChangeLog b/ChangeLog
index a93449706d..5e4db5cf58 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,29 @@
+2000-07-27  Lars Gullik Bjønnes  <larsbj@lyx.org>
+
+	* src/frontends/xforms/FormUrl.h: ditto
+
+	* src/frontends/xforms/FormPrint.h: ditto
+
+	* src/frontends/xforms/FormPreferences.h: ditto
+
+	* src/frontends/xforms/FormCopyright.h: ditto
+
+	* src/frontends/xforms/FormCitation.C: ditto
+
+	* src/frontends/Dialogs.h (class Dialogs): use noncopyable, remove
+	private copyconstructor and private default contructor
+
+	* src/support/Makefile.am: add utility.hpp
+
+	* src/support/utility.hpp: new file from boost
+
+	* src/insets/insetbib.h: set owner in clone
+
+	* src/frontends/xforms/FormCitation.C: added missing include
+	algorithm
+
+	* src/insets/form_url.[Ch]: removed
+
 2000-07-26  Kayvan A. Sylvan <kayvan@sylvan.com>
 
 	* development/lyx.spec.in
diff --git a/po/POTFILES.in b/po/POTFILES.in
index db7f810105..e9d20613e4 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -41,7 +41,6 @@ src/frontends/xforms/Menubar_pimpl.C
 src/gettext.h
 src/insets/figinset.C
 src/insets/form_graphics.C
-src/insets/form_url.C
 src/insets/insetbib.C
 src/insets/inset.C
 src/insets/inseterror.C
diff --git a/src/frontends/Dialogs.h b/src/frontends/Dialogs.h
index 5188557700..60e60b10fc 100644
--- a/src/frontends/Dialogs.h
+++ b/src/frontends/Dialogs.h
@@ -21,14 +21,8 @@
 #include <vector>
 #include <sigc++/signal_system.h>
 
-using std::vector;
-
-#ifdef SIGC_CXX_NAMESPACES
-using SigC::Signal0;
-using SigC::Signal1;
-#endif
-
 #include "LString.h"
+#include "support/utility.hpp"
 
 class DialogBase;
 
@@ -44,11 +38,18 @@ class InsetInfo;
 class InsetTabular;
 class InsetUrl;
 
+using std::vector;
+
+#ifdef SIGC_CXX_NAMESPACES
+using SigC::Signal0;
+using SigC::Signal1;
+#endif
+
 /** Container of all dialogs and signals a LyXView needs or uses to access them
     The list of dialog signals isn't comprehensive but should be a good guide
     for any future additions.  Remember don't go overboard -- think minimal.
  */
-class Dialogs
+class Dialogs : public noncopyable
 {
 public:
 	/**@name Constructors and Deconstructors */
@@ -123,10 +124,6 @@ public:
 	Signal1<void, InsetInfo *> showInfo;
 	//@}
 private:
-	/// Disallow default constructor
-	Dialogs() {}
-	/// Disallow copy constructor
-	Dialogs(Dialogs &) {}
 	///
 	vector<DialogBase *> dialogs_;
 };
diff --git a/src/frontends/xforms/FormCitation.C b/src/frontends/xforms/FormCitation.C
index bd77914b85..0443068dc7 100644
--- a/src/frontends/xforms/FormCitation.C
+++ b/src/frontends/xforms/FormCitation.C
@@ -10,8 +10,17 @@
  */
 
 #include <config.h>
-#include "gettext.h"
+
+#include <algorithm>
+
 #include FORMS_H_LOCATION
+
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
+
+#include "gettext.h"
 #include "BufferView.h"
 #include "Dialogs.h"
 #include "FormCitation.h"
@@ -23,10 +32,6 @@
 #include "insets/insetcite.h"
 #include "support/filetools.h"
 
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
 using std::vector;
 using std::pair;
 using std::max;
diff --git a/src/frontends/xforms/FormCitation.h b/src/frontends/xforms/FormCitation.h
index 3047dca4d3..d362bc6be7 100644
--- a/src/frontends/xforms/FormCitation.h
+++ b/src/frontends/xforms/FormCitation.h
@@ -12,9 +12,15 @@
 #ifndef FORMCITATION_H
 #define FORMCITATION_H
 
+#include <vector>
+
 #include "DialogBase.h"
 #include "LString.h"
-#include <vector>
+#include "support/utility.hpp"
+
+#ifndef __GNUG__
+#pragma interface
+#endif
 
 class Dialogs;
 // same arguement as in Dialogs.h s/LyX/UI/
@@ -24,7 +30,7 @@ struct FD_form_citation;
 
 /** This class provides an XForms implementation of the FormCitation Dialog.
  */
-class FormCitation : public DialogBase {
+class FormCitation : public DialogBase, public noncopyable {
 public:
 	///
 	enum State {
@@ -54,9 +60,6 @@ public:
 	//@}
 
 private:
-	FormCitation() {}
-	FormCitation(FormCitation &) : DialogBase() {}
-	
 	/**@name Slot Methods */
 	//@{
 	/// Create the dialog if necessary, update it and display it.
diff --git a/src/frontends/xforms/FormCopyright.C b/src/frontends/xforms/FormCopyright.C
index 4a0093fdcf..6406d8483b 100644
--- a/src/frontends/xforms/FormCopyright.C
+++ b/src/frontends/xforms/FormCopyright.C
@@ -3,18 +3,19 @@
  */
 
 #include <config.h>
-#include "lyx_gui_misc.h"
-#include "gettext.h"
+
 #include FORMS_H_LOCATION
 
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
 #include "xform_macros.h"
 #include "FormCopyright.h"
 #include "Dialogs.h"
 #include "LyXView.h"
-
-#ifdef __GNUG__
-#pragma implementation
-#endif
+#include "lyx_gui_misc.h"
+#include "gettext.h"
 
 C_RETURNCB(FormCopyright, WMHideCB)
 C_GENERICCB(FormCopyright, OKCB)
diff --git a/src/frontends/xforms/FormCopyright.h b/src/frontends/xforms/FormCopyright.h
index ee99a2c619..5647a40494 100644
--- a/src/frontends/xforms/FormCopyright.h
+++ b/src/frontends/xforms/FormCopyright.h
@@ -19,6 +19,11 @@
 
 #include "DialogBase.h"
 #include "form_copyright.h"
+#include "support/utility.hpp"
+
+#ifdef __GNUG__
+#pragma interface
+#endif
 
 class Dialogs;
 // same arguement as in Dialogs.h s/LyX/UI/
@@ -26,7 +31,7 @@ class LyXView;
 
 /** This class provides an XForms implementation of the FormCopyright Dialog.
  */
-class FormCopyright : public DialogBase {
+class FormCopyright : public DialogBase, public noncopyable {
 public:
 	/**@name Constructors and Destructors */
 	//@{
@@ -43,9 +48,6 @@ public:
 	//@}
 
 private:
-	FormCopyright() {}
-	FormCopyright(FormCopyright &) : DialogBase() {}
-	
 	/**@name Slot Methods */
 	//@{
 	/// Create the dialog if necessary, update it and display it.
diff --git a/src/frontends/xforms/FormPreferences.C b/src/frontends/xforms/FormPreferences.C
index f16d0244dd..92fa4acdba 100644
--- a/src/frontends/xforms/FormPreferences.C
+++ b/src/frontends/xforms/FormPreferences.C
@@ -3,10 +3,13 @@
  */
 
 #include <config.h>
-#include "lyx_gui_misc.h"
-#include "gettext.h"
+
 #include FORMS_H_LOCATION
 
+#ifdef __GNUG_
+#pragma implementation
+#endif
+
 #include "FormPreferences.h"
 #include "form_preferences.h"
 #include "xform_macros.h"
@@ -16,7 +19,8 @@
 #include "Dialogs.h"
 #include "lyxrc.h"
 #include "debug.h"
-
+#include "lyx_gui_misc.h"
+#include "gettext.h"
 
 #ifdef SIGC_CXX_NAMESPACES
 using SigC::slot;
diff --git a/src/frontends/xforms/FormPreferences.h b/src/frontends/xforms/FormPreferences.h
index 6014914cb0..b53dddd99f 100644
--- a/src/frontends/xforms/FormPreferences.h
+++ b/src/frontends/xforms/FormPreferences.h
@@ -18,8 +18,10 @@
 #define FORMPREFERENCES_H
 
 #include "DialogBase.h"
-#ifdef SIGC_CXX_NAMESPACES
-using SigC::Connection;
+#include "support/utility.hpp"
+
+#ifdef __GNUG_
+#pragma interface
 #endif
 
 class LyXView;
@@ -32,10 +34,14 @@ struct FD_form_interface_fonts;
 struct FD_form_printer;
 struct FD_form_paths;
 
+#ifdef SIGC_CXX_NAMESPACES
+using SigC::Connection;
+#endif
+
 /** This class provides an XForms implementation of the FormPreferences Dialog.
     The preferences dialog allows users to set/save their preferences.
  */
-class FormPreferences : public DialogBase {
+class FormPreferences : public DialogBase, public noncopyable {
 public:
 	/**@name Constructors and Destructors */
 	//@{
@@ -55,9 +61,6 @@ public:
 	//@}
 
 private:
-	FormPreferences() {}
-	FormPreferences(FormPreferences &) : DialogBase() {}
-
 	/**@name Slot Methods */
 	//@{
 	/// Create the dialog if necessary, update it and display it.
diff --git a/src/frontends/xforms/FormPrint.C b/src/frontends/xforms/FormPrint.C
index 70894485c5..617e31d150 100644
--- a/src/frontends/xforms/FormPrint.C
+++ b/src/frontends/xforms/FormPrint.C
@@ -3,10 +3,13 @@
  */
 
 #include <config.h>
-#include "lyx_gui_misc.h"
-#include "gettext.h"
+
 #include FORMS_H_LOCATION
 
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
 #include "FormPrint.h"
 #include "form_print.h"
 #include "xform_macros.h"
@@ -19,6 +22,8 @@
 #include "Liason.h"
 #include "debug.h"
 #include "BufferView.h"
+#include "lyx_gui_misc.h"
+#include "gettext.h"
 
 
 #ifdef SIGC_CXX_NAMESPACES
diff --git a/src/frontends/xforms/FormPrint.h b/src/frontends/xforms/FormPrint.h
index f9e2d7b27c..5d96a93304 100644
--- a/src/frontends/xforms/FormPrint.h
+++ b/src/frontends/xforms/FormPrint.h
@@ -18,18 +18,24 @@
 #define FORMPRINT_H
 
 #include "DialogBase.h"
-#ifdef SIGC_CXX_NAMESPACES
-using SigC::Connection;
+#include "support/utility.hpp"
+
+#ifdef __GNUG__
+#pragma interface
 #endif
 
 class LyXView;
 class Dialogs;
 struct FD_form_print;
 
+#ifdef SIGC_CXX_NAMESPACES
+using SigC::Connection;
+#endif
+
 /** This class provides an XForms implementation of the FormPrint Dialog.
     The print dialog allows users to print their documents.
  */
-class FormPrint : public DialogBase {
+class FormPrint : public DialogBase, public noncopyable {
 public:
 	/**@name Constructors and Destructors */
 	//@{
@@ -49,9 +55,6 @@ public:
 	//@}
 
 private:
-	FormPrint() {}
-	FormPrint(FormPrint &) : DialogBase() {}
-
 	/**@name Slot Methods */
 	//@{
 	/// Create the dialog if necessary, update it and display it.
diff --git a/src/frontends/xforms/FormUrl.C b/src/frontends/xforms/FormUrl.C
index bceee127ed..5085e68cef 100644
--- a/src/frontends/xforms/FormUrl.C
+++ b/src/frontends/xforms/FormUrl.C
@@ -10,8 +10,15 @@
  */
 
 #include <config.h>
-#include "gettext.h"
+
 #include FORMS_H_LOCATION
+
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
+
+#include "gettext.h"
 #include "BufferView.h"
 #include "Dialogs.h"
 #include "FormUrl.h"
@@ -24,10 +31,6 @@
 #include "insets/inseturl.h"
 #include "support/filetools.h"
 
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
 C_RETURNCB(FormUrl, WMHideCB)
 C_GENERICCB(FormUrl, OKCB)
 C_GENERICCB(FormUrl, CancelCB)
diff --git a/src/frontends/xforms/FormUrl.h b/src/frontends/xforms/FormUrl.h
index b4a804da2f..c82f4f9025 100644
--- a/src/frontends/xforms/FormUrl.h
+++ b/src/frontends/xforms/FormUrl.h
@@ -15,15 +15,21 @@
 #include "DialogBase.h"
 #include "LString.h"
 
+#include "support/utility.hpp"
+
 class Dialogs;
 class LyXView;
 class InsetCommandParams;
 class InsetUrl;
 struct FD_form_url;
 
+#ifdef __GNUG__
+#pragma interface
+#endif
+
 /** This class provides an XForms implementation of the FormUrl Dialog.
  */
-class FormUrl : public DialogBase {
+class FormUrl : public DialogBase, public noncopyable {
 public:
 	/**@name Constructors and Destructors */
 	//@{
@@ -41,9 +47,6 @@ public:
 	//@}
 
 private:
-	FormUrl() {}
-	FormUrl(FormUrl &) : DialogBase() {}
-	
 	/**@name Slot Methods */
 	//@{
 	/// Create the dialog if necessary, update it and display it.
diff --git a/src/frontends/xforms/Makefile.am b/src/frontends/xforms/Makefile.am
index 8d3cd47456..594dfd35b1 100644
--- a/src/frontends/xforms/Makefile.am
+++ b/src/frontends/xforms/Makefile.am
@@ -31,6 +31,10 @@ libxforms_la_SOURCES = \
 	FormTabular.h \
 	form_tabular.C \
 	form_tabular.h \
+	FormUrl.C \
+	FormUrl.h \
+	form_url.C \
+	form_url.h \
 	Toolbar_pimpl.C \
 	Toolbar_pimpl.h \
 	Menubar_pimpl.C \
diff --git a/src/insets/form_url.C b/src/insets/form_url.C
deleted file mode 100644
index cffbd71d6a..0000000000
--- a/src/insets/form_url.C
+++ /dev/null
@@ -1,41 +0,0 @@
-// File modified by fdfix.sh for use by lyx (with xforms 0.81) and gettext
-#include <config.h>
-#include "lyx_gui_misc.h"
-#include "gettext.h"
-
-/* Form definition file generated with fdesign. */
-
-#include FORMS_H_LOCATION
-#include <cstdlib>
-#include "form_url.h"
-
-FD_form_url *create_form_form_url(void)
-{
-  FL_OBJECT *obj;
-  FD_form_url *fdui = (FD_form_url *) fl_calloc(1, sizeof(FD_form_url));
-
-  fdui->form_url = fl_bgn_form(FL_NO_BOX, 530, 150);
-  obj = fl_add_box(FL_UP_BOX, 0, 0, 530, 150, "");
-  fdui->url_name = obj = fl_add_input(FL_NORMAL_INPUT, 50, 20, 460, 30, _("Url"));
-    fl_set_input_shortcut(obj, scex(_("Url|#U")), 1);
-    fl_set_object_gravity(obj, FL_NorthWest, FL_NorthEast);
-    fl_set_object_resize(obj, FL_RESIZE_X);
-  fdui->name_name = obj = fl_add_input(FL_NORMAL_INPUT, 50, 60, 460, 30, _("Name"));
-    fl_set_input_shortcut(obj, scex(_("Name|#N")), 1);
-    fl_set_object_gravity(obj, FL_NorthWest, FL_NorthEast);
-    fl_set_object_resize(obj, FL_RESIZE_X);
-  fdui->radio_html = obj = fl_add_checkbutton(FL_PUSH_BUTTON, 50, 110, 250, 30, _("HTML type"));
-    fl_set_button_shortcut(obj, scex(_("HTML type|#H")), 1);
-    fl_set_object_gravity(obj, FL_NorthWest, FL_NorthEast);
-    fl_set_object_resize(obj, FL_RESIZE_X);
-  fdui->button_close = obj = fl_add_button(FL_RETURN_BUTTON, 410, 110, 100, 30, _("Close"));
-    fl_set_object_gravity(obj, FL_SouthEast, FL_SouthEast);
-    fl_set_object_callback(obj, C_InsetUrl_CloseUrlCB, 0);
-  fl_end_form();
-
-  //fdui->form_url->fdui = fdui;
-
-  return fdui;
-}
-/*---------------------------------------*/
-
diff --git a/src/insets/form_url.h b/src/insets/form_url.h
deleted file mode 100644
index b212c08c7c..0000000000
--- a/src/insets/form_url.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/** Header file generated with fdesign on Mon Oct 25 15:21:02 1999.**/
-
-#ifndef FD_form_url_h_
-#define FD_form_url_h_
-
-/** Callbacks, globals and object handlers **/
-extern "C" void C_InsetUrl_CloseUrlCB(FL_OBJECT *, long);
-
-
-/**** Forms and Objects ****/
-typedef struct {
-	FL_FORM *form_url;
-	void *vdata;
-	char *cdata;
-	long  ldata;
-	FL_OBJECT *url_name;
-	FL_OBJECT *name_name;
-	FL_OBJECT *radio_html;
-	FL_OBJECT *button_close;
-} FD_form_url;
-
-extern FD_form_url * create_form_form_url(void);
-
-#endif /* FD_form_url_h_ */
diff --git a/src/insets/insetbib.h b/src/insets/insetbib.h
index f0b302ab77..52893fb97f 100644
--- a/src/insets/insetbib.h
+++ b/src/insets/insetbib.h
@@ -93,7 +93,7 @@ public:
 
         ///
 	Inset * Clone() const {
-		return new InsetBibtex(getCmdName(), getOptions(), 0);
+		return new InsetBibtex(getCmdName(), getOptions(), owner);
 	}
 	///
 	Inset::Code LyxCode() const
diff --git a/src/support/Makefile.am b/src/support/Makefile.am
index 96d51d3786..a7a038facc 100644
--- a/src/support/Makefile.am
+++ b/src/support/Makefile.am
@@ -55,4 +55,5 @@ libsupport_la_SOURCES = \
 	syscontr.C \
 	syscontr.h \
 	syssingleton.C \
-	textutils.h
+	textutils.h \
+	utility.hpp
diff --git a/src/support/utility.hpp b/src/support/utility.hpp
new file mode 100644
index 0000000000..cdbcb3529e
--- /dev/null
+++ b/src/support/utility.hpp
@@ -0,0 +1,66 @@
+//  boost utility.hpp header file  ----------------------------------------//
+
+//  (C) Copyright boost.org 1999. Permission to copy, use, modify, sell
+//  and distribute this software is granted provided this copyright
+//  notice appears in all copies. This software is provided "as is" without
+//  express or implied warranty, and with no claim as to its suitability for
+//  any purpose.
+
+//  See http://www.boost.org for most recent version including documentation.
+
+//  Classes appear in alphabetical order
+
+//  Revision History
+//  10 Dec 99  next() and prior() templates added.
+//  30 Aug 99  moved cast templates to cast.hpp
+//   3 Aug 99  cast templates added
+//  20 Jul 99  name changed to utility.hpp 
+//   9 Jun 99  protected noncopyable default ctor
+//   2 Jun 99  Initial Version. Class noncopyable only contents.
+
+#ifndef BOOST_UTILITY_HPP
+#define BOOST_UTILITY_HPP
+
+//#include <boost/config.hpp>
+//#include <cstddef>            // for size_t
+
+//namespace boost
+//{
+
+//  next() and prior() template functions  -----------------------------------//
+
+    //  Helper functions for classes like bidirectional iterators not supporting
+    //  operator+ and operator-.
+    //
+    //  Usage:
+    //    const std::list<T>::iterator p = get_some_iterator();
+    //    const std::list<T>::iterator prev = boost::prior(p);
+
+    //  Contributed by Dave Abrahams
+
+    template <class T>
+    T next(T x) { return ++x; }
+
+    template <class T>
+    T prior(T x) { return --x; }
+
+
+//  class noncopyable  -------------------------------------------------------//
+
+    //  Private copy constructor and copy assignment ensure classes derived from
+    //  class noncopyable cannot be copied.
+
+    //  Contributed by Dave Abrahams
+
+    class noncopyable
+    {
+    protected:
+        noncopyable(){}
+    private:  // emphasize the following members are private
+        noncopyable( const noncopyable& );
+        const noncopyable& operator=( const noncopyable& );
+    }; // noncopyable
+
+//} // namespace boost
+
+#endif  // BOOST_UTILITY_HPP