diff --git a/src/Makefile.in b/src/Makefile.in
index 1f8dfa00..ba492ef7 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -1,4 +1,4 @@
-# @(#$Id: Makefile.in,v 1.6 2006-04-30 07:26:59 dockes Exp $  (C) 2005 J.F.Dockes
+# @(#$Id: Makefile.in,v 1.7 2006-06-24 07:40:04 dockes Exp $  (C) 2005 J.F.Dockes
 
 prefix = @prefix@
 exec_prefix = @exec_prefix@
@@ -8,12 +8,13 @@ datadir = @datadir@
 mandir = @mandir@
 
 QMAKE = @QMAKE@
+QTGUI = @QTGUI@
 
 all: mk/sysconf common/rclversion.h
 	cd lib; ${MAKE}
 	cd bincimapmime; ${MAKE}
 	cd index; ${MAKE} recollindex
-	cd qtgui; ${QMAKE} recoll.pro; ${MAKE} depth=.. 
+	cd $(QTGUI); ${QMAKE} recoll.pro; ${MAKE} depth=.. 
 
 mk/sysconf:
 	@echo "You need to run configure first" ; exit 1
@@ -27,7 +28,7 @@ static:
 	cd bincimapmime; ${MAKE}
 	cd index; rm -f recollindex; \
 	   ${MAKE} BSTATIC=-Wl,-Bstatic BDYNAMIC=-Wl,-Bdynamic recollindex
-	cd qtgui; $(QMAKE) recoll.pro; \
+	cd $(QTGUI); $(QMAKE) recoll.pro; \
 	   rm -f recoll; \
 	   ${MAKE} BSTATIC=-Wl,-Bstatic BDYNAMIC=-Wl,-Bdynamic depth=.. 
 
@@ -39,12 +40,12 @@ clean:
 	cd query; ${MAKE} clean
 	cd utils; ${MAKE} clean
         #cd doc/user; ${MAKE} clean
-	@-cd qtgui; ${MAKE} clean
-	rm -f qtgui/Makefile qtgui/preview/Makefile qtgui/recoll
+	@-cd $(QTGUI); ${MAKE} clean
+	rm -f $(QTGUI)/Makefile $(QTGUI)/preview/Makefile $(QTGUI)/recoll
 
 distclean: clean
 	rm -f mk/sysconf mk/localdefs sampleconf/recoll.conf \
-	   qtgui/recoll.pro Makefile config.log config.status \
+	   $(QTGUI)/recoll.pro Makefile config.log config.status \
 	   recollinstall \
 	   doc/user/*.html* doc/user/*.txt doc/user/HTML.manifest \
 	  lib/*.dep
diff --git a/src/VERSION b/src/VERSION
index 428b770e..1c99cf0e 100644
--- a/src/VERSION
+++ b/src/VERSION
@@ -1 +1 @@
-1.4.3
+1.4.4
diff --git a/src/configure b/src/configure
index 86d01465..466b4592 100755
--- a/src/configure
+++ b/src/configure
@@ -780,6 +780,11 @@ if test -n "$ac_init_help"; then
    esac
   cat <<\_ACEOF
 
+Optional Features:
+  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
+  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
+  --enable-qt4            Use qt version 4
+
 Some influential environment variables:
   CC          C compiler command
   CFLAGS      C compiler flags
@@ -2218,6 +2223,24 @@ XAPIANCXXFLAGS=`$XAPIAN_CONFIG --cxxflags`
 # mkspecs directory, so that QMAKESPEC is not needed.
 # If QMAKESPEC is not set and needed, the qmake test at the previous test
 # will have failed, and we tell the user to check his environment.
+#
+# Note about qt4: if --enable-qt4 (enables the qt4gui directory), and the
+# QTDIR variable are inconsistent, too bad.
+#
+# Check whether --enable-qt4 or --disable-qt4 was given.
+if test "${enable_qt4+set}" = set; then
+  enableval="$enable_qt4"
+  rcl_cv_qt4=$enableval
+else
+  rcl_cv_qt4=no
+fi;
+{ echo "$as_me:$LINENO: rcl_cv_qt4 $rcl_cv_qt4" >&5
+echo "$as_me: rcl_cv_qt4 $rcl_cv_qt4" >&6;}
+if test X$rcl_cv_qt4 = Xyes ; then
+   QTGUI=qt4gui
+else
+   QTGUI=qtgui
+fi
 
 if test X$QTDIR != X ; then
    PATH=$QTDIR/bin:$PATH
@@ -2272,7 +2295,7 @@ it and/or set the QTDIR environment variable?" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
-cd qtgui
+cd $QTGUI
 # We just want a .pro file: no problem with unsubstituted variables
 cp recoll.pro.in recoll.pro
 ${QMAKE} recoll.pro
@@ -2314,6 +2337,7 @@ QTRECOLL_DATADIR=${m_datadir}/recoll
 
 
 
+
 ac_config_files="$ac_config_files mk/localdefs"
 
 ac_config_files="$ac_config_files recollinstall"
@@ -2322,7 +2346,7 @@ ac_config_files="$ac_config_files Makefile"
 
 ac_config_files="$ac_config_files sampleconf/recoll.conf"
 
-ac_config_files="$ac_config_files qtgui/recoll.pro"
+ac_config_files="$ac_config_files $QTGUI/recoll.pro"
 
 
 for d in bincimapmime index lib query
@@ -2833,7 +2857,7 @@ do
   "recollinstall" ) CONFIG_FILES="$CONFIG_FILES recollinstall" ;;
   "Makefile" ) CONFIG_FILES="$CONFIG_FILES Makefile" ;;
   "sampleconf/recoll.conf" ) CONFIG_FILES="$CONFIG_FILES sampleconf/recoll.conf" ;;
-  "qtgui/recoll.pro" ) CONFIG_FILES="$CONFIG_FILES qtgui/recoll.pro" ;;
+  "$QTGUI/recoll.pro" ) CONFIG_FILES="$CONFIG_FILES $QTGUI/recoll.pro" ;;
   *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
 echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
    { (exit 1); exit 1; }; };;
@@ -2928,6 +2952,7 @@ s,@XAPIANCXXFLAGS@,$XAPIANCXXFLAGS,;t t
 s,@LIBICONV@,$LIBICONV,;t t
 s,@INCICONV@,$INCICONV,;t t
 s,@QTRECOLL_DATADIR@,$QTRECOLL_DATADIR,;t t
+s,@QTGUI@,$QTGUI,;t t
 CEOF
 
 _ACEOF
diff --git a/src/configure.ac b/src/configure.ac
index 27b22d0c..58e641d2 100644
--- a/src/configure.ac
+++ b/src/configure.ac
@@ -89,6 +89,20 @@ XAPIANCXXFLAGS=`$XAPIAN_CONFIG --cxxflags`
 # mkspecs directory, so that QMAKESPEC is not needed.
 # If QMAKESPEC is not set and needed, the qmake test at the previous test
 # will have failed, and we tell the user to check his environment.
+#
+# Note about qt4: if --enable-qt4 (enables the qt4gui directory), and the 
+# QTDIR variable are inconsistent, too bad.
+#
+AC_ARG_ENABLE(qt4,
+    AC_HELP_STRING([--enable-qt4],
+        [Use qt version 4]),
+        rcl_cv_qt4=$enableval, rcl_cv_qt4=no)
+AC_MSG_NOTICE(rcl_cv_qt4 $rcl_cv_qt4)
+if test X$rcl_cv_qt4 = Xyes ; then 
+   QTGUI=qt4gui
+else
+   QTGUI=qtgui
+fi
 
 if test X$QTDIR != X ; then
    PATH=$QTDIR/bin:$PATH
@@ -101,7 +115,7 @@ if test X$QMAKE = XNOTFOUND ; then
 it and/or set the QTDIR environment variable?])
 fi
 
-cd qtgui
+cd $QTGUI
 # We just want a .pro file: no problem with unsubstituted variables
 cp recoll.pro.in recoll.pro
 ${QMAKE} recoll.pro
@@ -136,12 +150,13 @@ AC_SUBST(LIBICONV)
 AC_SUBST(INCICONV)
 AC_SUBST(QTRECOLL_DATADIR)
 AC_SUBST(QMAKE)
+AC_SUBST(QTGUI)
 
 AC_CONFIG_FILES(mk/localdefs)
 AC_CONFIG_FILES(recollinstall)
 AC_CONFIG_FILES(Makefile)
 AC_CONFIG_FILES(sampleconf/recoll.conf)
-AC_CONFIG_FILES(qtgui/recoll.pro)
+AC_CONFIG_FILES($QTGUI/recoll.pro)
 
 for d in bincimapmime index lib query
 do 
diff --git a/src/doc/user/usermanual.sgml b/src/doc/user/usermanual.sgml
index 1b561fa7..ba85d865 100644
--- a/src/doc/user/usermanual.sgml
+++ b/src/doc/user/usermanual.sgml
@@ -24,7 +24,7 @@
       Dockes</holder>
     </copyright>
 
-    <releaseinfo>$Id: usermanual.sgml,v 1.13 2006-04-27 09:23:10 dockes Exp $</releaseinfo>
+    <releaseinfo>$Id: usermanual.sgml,v 1.14 2006-06-24 07:40:04 dockes Exp $</releaseinfo>
 
     <abstract>
       <para>This document introduces full text search notions
@@ -292,6 +292,11 @@
       linkend="rcl.install.config.recollconf">installation chapter</link> of
       this document, or in the recoll.conf(5) man page.</para>
 
+      <para>The applications needed to index file types other than
+      text, html or email (ie: pdf, postscript, ms-word...)  are
+      described in the <link linkend="rcl.install.external">external
+      packages section</link></para>
+
     </sect1>
 
     <sect1 id="rcl.indexing.exec">
@@ -511,7 +516,7 @@
         <listitem><para><guilabel>Edit</guilabel></para></listitem>
         <listitem><para><guilabel>Copy File Name</guilabel></para></listitem>
         <listitem><para><guilabel>Copy Url</guilabel></para></listitem>
-        <listitem><para><guilabel>More like this</guilabel></para></listitem>
+        <listitem><para><guilabel>Find similar</guilabel></para></listitem>
       </itemizedlist>
 
       <para>The <guilabel>Preview</guilabel> and
@@ -520,7 +525,7 @@
       an url or the file path to the clipboard, for pasting into
       another application.</para>
 
-      <para>The <guilabel>More like this</guilabel> entry will select
+      <para>The <guilabel>Find similar</guilabel> entry will select
       a number of relevant term from the current document and enter
       them into the simple search field. You can then start a simple
       search, with a good chance of finding documents related to the
@@ -593,10 +598,10 @@
         close the application.</para>
       </formalpara>
 
-      <formalpara><title>Closing previews</title>
-      <para>Entering <keycap>^W</keycap> in a preview tab will
-        close it (and, for the last tab, close the preview
-        window).</para>
+      <formalpara><title>Closing previews</title> 
+       <para>Entering <keycap>Esc</keycap> will close the preview
+        window and all its tabs. Entering <keycap>^W</keycap> in a tab will
+        close it (and, for the last tab, close the preview window).</para>
       </formalpara>
 
     </sect1>
diff --git a/src/qt4gui/recoll.pro.in b/src/qt4gui/recoll.pro.in
index a3cd60a8..15bdf40a 100644
--- a/src/qt4gui/recoll.pro.in
+++ b/src/qt4gui/recoll.pro.in
@@ -26,13 +26,7 @@ FORMS =  sort.ui \
         uiprefs.ui \
         ssearchb.ui
 
-IMAGES	= images/asearch.png \
-	images/history.png \
-	images/d_nextpage.png \
-	images/nextpage.png \
-	images/d_prevpage.png \
-	images/prevpage.png \
-	images/sortparms.png
+RESOURCES += icons.qrc
 
 unix {
   UI_DIR = .ui
diff --git a/src/qt4gui/recollmain.ui b/src/qt4gui/recollmain.ui
index 2241c136..01133a58 100644
--- a/src/qt4gui/recollmain.ui
+++ b/src/qt4gui/recollmain.ui
@@ -307,7 +307,9 @@
   <include location="local" >ssearchb.h</include>
   <include location="local" >rclreslist.h</include>
  </includes>
- <resources/>
+ <resources>
+  <include location="icons.qrc" />
+ </resources>
  <connections>
   <connection>
    <sender>prevPageAction</sender>
diff --git a/src/recollinstall.in b/src/recollinstall.in
index 9c0ab249..c8688dea 100755
--- a/src/recollinstall.in
+++ b/src/recollinstall.in
@@ -18,7 +18,12 @@ elif test $# -eq 1 ; then
 else
    usage
 fi
-
+QTGUI=@QTGUI@
+if test X$QTGUI = Xqtgui ; then
+  I18N=$QTGUI
+else
+  I18N=${QTGUI}/i18n
+fi
 
 test -n "$bindir" || bindir=${PREFIX}/bin
 test -n "$datadir" || datadir=${PREFIX}/share
@@ -43,7 +48,7 @@ echo "Installing to $PREFIX"
 INSTALL=${INSTALL:="install -c"}
 STRIP=${STRIP:=strip}
 
-test -x qtgui/recoll || fatal "qtgui/recoll does not exist." \
+test -x ${QTGUI}/recoll || fatal "${QTGUI}/recoll does not exist." \
      " You need to build first (type 'make')."
 
 for d in \
@@ -69,7 +74,7 @@ ${INSTALL} -m 0444 doc/user/usermanual.html doc/user/docbook.css \
 ${INSTALL} -m 0444 doc/man/recoll.1 doc/man/recollindex.1 ${mandir}/man1/
 ${INSTALL} -m 0444 doc/man/recoll.conf.5  ${mandir}/man5/
 
-${INSTALL} -m 0755 qtgui/recoll index/recollindex ${bindir} || exit 1
+${INSTALL} -m 0755 ${QTGUI}/recoll index/recollindex ${bindir} || exit 1
 ${STRIP} ${bindir}/recoll ${bindir}/recollindex
 
 ${INSTALL} -m 0755 filters/rcl* ${datadir}/recoll/filters/ || exit 1
@@ -80,5 +85,5 @@ rm -f ${datadir}/recoll/examples/rcl*
 ${INSTALL} -m 0444 sampleconf/recoll.conf sampleconf/mimeconf \
 	           sampleconf/mimemap ${datadir}/recoll/examples/ || exit 1
 
-${INSTALL} -m 0444 qtgui/mtpics/*.png ${datadir}/recoll/images || exit 1
-${INSTALL} -m 0444 qtgui/recoll*.qm ${datadir}/recoll/translations || exit 1
+${INSTALL} -m 0444 ${QTGUI}/mtpics/*.png ${datadir}/recoll/images || exit 1
+${INSTALL} -m 0444 ${I18N}/recoll*.qm ${datadir}/recoll/translations || exit 1