diff --git a/src/qtgui/plaintorich.cpp b/src/qtgui/plaintorich.cpp
index 8baf7452..9c82a730 100644
--- a/src/qtgui/plaintorich.cpp
+++ b/src/qtgui/plaintorich.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: plaintorich.cpp,v 1.19 2006-12-11 14:56:38 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: plaintorich.cpp,v 1.20 2007-01-19 15:22:50 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -68,8 +68,9 @@ class myTextSplitCB : public TextSplitCB {
     // Out: begin and end byte positions of query terms/groups in text
     vector<pair<int, int> > tboffs;  
 
-    myTextSplitCB(const vector<string>& its, vector<vector<string> >&groups, 
-		  vector<int>& slacks) 
+    myTextSplitCB(const vector<string>& its, 
+		  const vector<vector<string> >&groups, 
+		  const vector<int>& slacks) 
 	:  firstTermOcc(1), m_wcount(0), m_groups(groups), m_slacks(slacks)
     {
 	for (vector<string>::const_iterator it = its.begin(); 
@@ -316,16 +317,14 @@ const char *firstTermBeacon = "\xe2\xa0\x91\xe2\x96\x9f\x20\x01\x9a";
 // we return the first term encountered, and the caller will use the
 // editor's find() function to position on it
 bool plaintorich(const string& in, string& out, 
-		 RefCntr<Rcl::SearchData> sdata,
+		 const HiliteData& hdata,
 		 bool noHeader, bool fft)
 {
     Chrono chron;
     out.erase();
-    vector<string> terms;
-    vector<vector<string> > groups;
-    vector<int> slacks;
-
-    sdata->getTerms(terms, groups, slacks);
+    const vector<string>& terms(hdata.terms);
+    const vector<vector<string> >& groups(hdata.groups);
+    const vector<int>& slacks(hdata.gslks);
 
     if (DebugLog::getdbl()->getlevel() >= DEBDEB0) {
 	LOGDEB0(("plaintorich: terms: \n"));
@@ -333,7 +332,7 @@ bool plaintorich(const string& in, string& out,
 	LOGDEB0(("  %s\n", sterms.c_str()));
 	sterms = "\n";
 	LOGDEB0(("plaintorich: groups: \n"));
-	for (vector<vector<string> >::iterator vit = groups.begin(); 
+	for (vector<vector<string> >::const_iterator vit = groups.begin(); 
 	     vit != groups.end(); vit++) {
 	    sterms += vecStringToString(*vit);
 	    sterms += "\n";
diff --git a/src/qtgui/plaintorich.h b/src/qtgui/plaintorich.h
index 3f7fbdd9..a6b895d7 100644
--- a/src/qtgui/plaintorich.h
+++ b/src/qtgui/plaintorich.h
@@ -16,11 +16,16 @@
  */
 #ifndef _PLAINTORICH_H_INCLUDED_
 #define _PLAINTORICH_H_INCLUDED_
-/* @(#$Id: plaintorich.h,v 1.11 2006-11-30 13:38:44 dockes Exp $  (C) 2004 J.F.Dockes */
+/* @(#$Id: plaintorich.h,v 1.12 2007-01-19 15:22:50 dockes Exp $  (C) 2004 J.F.Dockes */
 
 #include <string>
 
-#include "searchdata.h"
+// A data struct to hold words and groups of words to be highlighted
+struct HiliteData {
+    vector<string> terms;
+    vector<vector<string> > groups;
+    vector<int> gslks; // group slacks (number of permitted non-matched words)
+};
 
 /**
  * Transform plain text into qt rich text for the preview window.
@@ -31,13 +36,13 @@
  * 
  * @param in          raw text out of internfile.
  * @param out         rich text output
- * @param terms       list of query terms. These are out of Rcl::Db and dumb
- * @param firstTerm   out: value of the first search term in text.
- * @param frsttocc    out: occurrence of 1st term to look for
+ * @param hdata       terms and groups to be highlighted. These are
+ *                     lowercase and unaccented.
  * @param noHeader    if true don't output header (<qt><title>...)
+ * @param fft         If true mark the first term position in the text
  */
 extern bool plaintorich(const string &in, string &out,
-			RefCntr<Rcl::SearchData> sdata,
+			const HiliteData& hdata,
 			bool noHeader = false,
 			bool fft = false);
 
diff --git a/src/qtgui/preview_w.cpp b/src/qtgui/preview_w.cpp
index e137ade0..17bbe055 100644
--- a/src/qtgui/preview_w.cpp
+++ b/src/qtgui/preview_w.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: preview_w.cpp,v 1.13 2006-12-20 14:09:21 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: preview_w.cpp,v 1.14 2007-01-19 15:22:50 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -497,12 +497,12 @@ class LoadThread : public QThread {
 /* A thread to convert to rich text (mark search terms) */
 class ToRichThread : public QThread {
     string &in;
-    RefCntr<Rcl::SearchData> m_searchData;
+    const HiliteData &hdata;
     QString &out;
     int loglevel;
  public:
-    ToRichThread(string &i, RefCntr<Rcl::SearchData> searchData, QString &o) 
-	: in(i), m_searchData(searchData), out(o)
+    ToRichThread(string &i, const HiliteData& hd, QString &o) 
+	: in(i), hdata(hd), out(o)
     {
 	    loglevel = DebugLog::getdbl()->getlevel();
     }
@@ -511,7 +511,7 @@ class ToRichThread : public QThread {
 	DebugLog::getdbl()->setloglevel(loglevel);
 	string rich;
 	try {
-	    plaintorich(in, rich, m_searchData, false, true);
+	    plaintorich(in, rich, hdata, false, true);
 	} catch (CancelExcept) {
 	}
 	out = QString::fromUtf8(rich.c_str(), rich.length());
@@ -599,7 +599,7 @@ bool Preview::loadFileInCurrentTab(string fn, size_t sz, const Rcl::Doc &idoc,
     bool highlightTerms = fdoc.text.length() < 1000 *1024;
     if (highlightTerms) {
 	progress.setLabelText(tr("Creating preview text"));
-	ToRichThread rthr(fdoc.text, m_searchData, richTxt);
+	ToRichThread rthr(fdoc.text, m_hData, richTxt);
 	rthr.start();
 
 	for (;;prog++) {
diff --git a/src/qtgui/preview_w.h b/src/qtgui/preview_w.h
index 93872584..5e211a1b 100644
--- a/src/qtgui/preview_w.h
+++ b/src/qtgui/preview_w.h
@@ -1,6 +1,6 @@
 #ifndef _PREVIEW_W_H_INCLUDED_
 #define _PREVIEW_W_H_INCLUDED_
-/* @(#$Id: preview_w.h,v 1.7 2006-12-04 09:56:26 dockes Exp $  (C) 2006 J.F.Dockes */
+/* @(#$Id: preview_w.h,v 1.8 2007-01-19 15:22:50 dockes Exp $  (C) 2006 J.F.Dockes */
 /*
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -29,7 +29,7 @@
 #define QTextEdit Q3TextEdit
 #endif
 #include "refcntr.h"
-#include "searchdata.h"
+#include "plaintorich.h"
 
 // We keep a list of data associated to each tab
 class TabData {
@@ -69,10 +69,10 @@ public:
 
     ~Preview(){}
 
-    virtual void setSId(int sid, RefCntr<Rcl::SearchData> sdata) 
+    virtual void setSId(int sid, const HiliteData& hdata) 
     {
 	m_searchId = sid;
-	m_searchData = sdata;
+	m_hData = hdata;
     }
     virtual void closeEvent( QCloseEvent *e );
     virtual bool eventFilter( QObject *target, QEvent *event );
@@ -111,7 +111,7 @@ private:
     bool canBeep;
     list<TabData> tabData;
     QWidget *currentW;
-    RefCntr<Rcl::SearchData> m_searchData;
+    HiliteData m_hData;
     void init();
     virtual void destroy();
     TabData *tabDataForCurrent(); // Return auxiliary data pointer for cur tab
diff --git a/src/qtgui/rclmain_w.cpp b/src/qtgui/rclmain_w.cpp
index 48de7704..cddbf5ef 100644
--- a/src/qtgui/rclmain_w.cpp
+++ b/src/qtgui/rclmain_w.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: rclmain_w.cpp,v 1.23 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: rclmain_w.cpp,v 1.24 2007-01-19 15:22:50 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -380,8 +380,10 @@ void RclMain::startSearch(RefCntr<Rcl::SearchData> sdata)
 	return;
     }
     curPreview = 0;
+    DocSequenceDb *src = 
+	new DocSequenceDb(rcldb, string(tr("Query results").utf8()), sdata);
+    m_docSource = RefCntr<DocSequence>(src);
     m_searchData = sdata;
-    m_docSource = RefCntr<DocSequence>(new DocSequenceDb(rcldb, string(tr("Query results").utf8())));
     setDocSequence();
 }
 
@@ -404,7 +406,7 @@ void RclMain::setDocSequence()
 	docsource = m_docSource;
     }
     m_searchId++;
-    resList->setDocSource(docsource, m_searchData);
+    resList->setDocSource(docsource);
 }
 
 // Open advanced search dialog.
@@ -531,7 +533,9 @@ void RclMain::startPreview(int docnum, int mod)
 				 QMessageBox::NoButton);
 	    return;
 	}
-	curPreview->setSId(m_searchId, resList->getSearchData());
+	HiliteData hdata;
+	m_searchData->getTerms(hdata.terms, hdata.groups, hdata.gslks);
+	curPreview->setSId(m_searchId, hdata);
 	curPreview->setCaption(resList->getDescription());
 	connect(curPreview, SIGNAL(previewClosed(QWidget *)), 
 		this, SLOT(previewClosed(QWidget *)));
@@ -582,8 +586,7 @@ void RclMain::startPreview(Rcl::Doc doc)
 			     QMessageBox::NoButton);
 	return;
     }
-    RefCntr<Rcl::SearchData> searchdata(new Rcl::SearchData(Rcl::SCLT_AND));
-    preview->setSId(0, searchdata);
+    preview->setSId(0, HiliteData());
     connect(preview, SIGNAL(wordSelect(QString)),
 	    this, SLOT(ssearchAddTerm(QString)));
     g_dynconf->enterDoc(fn, doc.ipath);
@@ -868,9 +871,11 @@ void RclMain::showDocHistory()
 
     m_searchId++;
 
-    m_docSource = RefCntr<DocSequence>(new DocSequenceHistory(rcldb, 
-							      g_dynconf, 
-			      string(tr("Document history").utf8())));
+    DocSequenceHistory *src = 
+	new DocSequenceHistory(rcldb, g_dynconf, 
+			       string(tr("Document history").utf8()));
+    src->setDescription((const char *)tr("History data").utf8());
+    m_docSource = RefCntr<DocSequence>(src);
     setDocSequence();
 }
 
diff --git a/src/qtgui/reslist.cpp b/src/qtgui/reslist.cpp
index 7ab355d3..51867ab5 100644
--- a/src/qtgui/reslist.cpp
+++ b/src/qtgui/reslist.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: reslist.cpp,v 1.20 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: reslist.cpp,v 1.21 2007-01-19 15:22:50 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 
 #include <time.h>
@@ -85,12 +85,10 @@ void ResList::languageChange()
 }
 
 // Acquire new docsource
-void ResList::setDocSource(RefCntr<DocSequence> docsource, 
-			   RefCntr<Rcl::SearchData> sdt)
+void ResList::setDocSource(RefCntr<DocSequence> docsource)
 {
     m_winfirst = -1;
     m_docSource = docsource;
-    m_searchData = sdt;
     m_curPvDoc = -1;
 
     resultPageNext();
@@ -351,6 +349,9 @@ void ResList::resultPageNext()
 
     append(chunk);
 
+    HiliteData hdata;
+    m_docSource->getTerms(hdata.terms, hdata.groups, hdata.gslks);
+
     // Insert results in result list window. We have to actually send
     // the text to the widget (instead of setting the whole at the
     // end), because we need the paragraph number each time we add a
@@ -443,7 +444,7 @@ void ResList::resultPageNext()
 	}
 
 	string richabst;
-	plaintorich(abstract, richabst, m_searchData, true);
+	plaintorich(abstract, richabst, hdata, true);
 
 	// Links;
 	string linksbuf;
@@ -682,7 +683,7 @@ void ResList::menuExpand()
 
 QString ResList::getDescription()
 {
-    return QString::fromUtf8(m_searchData->getDescription().c_str());
+    return QString::fromUtf8(m_docSource->getDescription().c_str());
 }
 
 /** Show detailed expansion of a query */
@@ -692,7 +693,7 @@ void ResList::showQueryDetails()
     // Also limit the total number of lines. 
     const unsigned int ll = 100;
     const unsigned int maxlines = 50;
-    string query = m_searchData->getDescription();
+    string query = m_docSource->getDescription();
     string oq;
     unsigned int nlines = 0;
     while (query.length() > 0) {
diff --git a/src/qtgui/reslist.h b/src/qtgui/reslist.h
index 59aafaec..806a73ed 100644
--- a/src/qtgui/reslist.h
+++ b/src/qtgui/reslist.h
@@ -1,6 +1,6 @@
 #ifndef _RESLIST_H_INCLUDED_
 #define _RESLIST_H_INCLUDED_
-/* @(#$Id: reslist.h,v 1.8 2007-01-08 10:01:55 dockes Exp $  (C) 2005 J.F.Dockes */
+/* @(#$Id: reslist.h,v 1.9 2007-01-19 15:22:50 dockes Exp $  (C) 2005 J.F.Dockes */
 
 #include <list>
 
@@ -20,12 +20,9 @@ class Q3PopupMenu;
 #define QTEXTBROWSER Q3TextBrowser
 #endif
 
-#include "rcldb.h"
 #include "docseq.h"
-#include "searchdata.h"
 #include "refcntr.h"
 
-
 class ResList : public QTEXTBROWSER
 {
     Q_OBJECT;
@@ -40,12 +37,10 @@ class ResList : public QTEXTBROWSER
     // num is inside the current page or its immediate neighbours.
     virtual bool getDoc(int docnum, Rcl::Doc &);
 
-    virtual void setDocSource(RefCntr<DocSequence> source, 
-			      RefCntr<Rcl::SearchData> qdata);
+    virtual void setDocSource(RefCntr<DocSequence> source);
     virtual RCLPOPUP *createPopupMenu(const QPoint& pos);
     virtual QString getDescription(); // Printable actual query performed on db
     virtual int getResCnt(); // Return total result list size
-    virtual RefCntr<Rcl::SearchData> getSearchData() {return m_searchData;}
 
  public slots:
     virtual void resetSearch();
@@ -86,7 +81,6 @@ class ResList : public QTEXTBROWSER
 
  private:
     std::map<int,int>        m_pageParaToReldocnums;
-    RefCntr<Rcl::SearchData> m_searchData;
     RefCntr<DocSequence>     m_docSource;
     std::vector<Rcl::Doc>    m_curDocs;
     int                m_winfirst;
diff --git a/src/query/docseq.h b/src/query/docseq.h
index fb1468d9..dda1be88 100644
--- a/src/query/docseq.h
+++ b/src/query/docseq.h
@@ -16,7 +16,7 @@
  */
 #ifndef _DOCSEQ_H_INCLUDED_
 #define _DOCSEQ_H_INCLUDED_
-/* @(#$Id: docseq.h,v 1.10 2007-01-19 10:32:39 dockes Exp $  (C) 2004 J.F.Dockes */
+/* @(#$Id: docseq.h,v 1.11 2007-01-19 15:22:50 dockes Exp $  (C) 2004 J.F.Dockes */
 #include <string>
 #include <list>
 #include <vector>
@@ -79,9 +79,16 @@ class DocSequence {
     /** Get title for result list */
     virtual string title() {return m_title;}
 
+    /** Get description for underlying query */
+    virtual string getDescription() = 0;
+
     /** Get search terms (for highlighting abstracts). Some sequences
      * may have no associated search terms. Implement this for them. */
-    virtual void getTerms(list<string>& t) {t.clear();}
+    virtual bool getTerms(vector<string>& terms, 
+			  vector<vector<string> >& groups, 
+			  vector<int>& gslks) const {
+	terms.clear(); groups.clear(); gslks.clear(); return true;
+    }
 
  private:
     string m_title;
diff --git a/src/query/docseqdb.cpp b/src/query/docseqdb.cpp
index 4741f294..6754adce 100644
--- a/src/query/docseqdb.cpp
+++ b/src/query/docseqdb.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: docseqdb.cpp,v 1.1 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: docseqdb.cpp,v 1.2 2007-01-19 15:22:50 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -39,13 +39,6 @@ int DocSequenceDb::getResCnt()
     return m_rescnt;
 }
 
-void DocSequenceDb::getTerms(list<string> &terms)
-{
-    if (!m_db)
-	return;
-    m_db->getQueryTerms(terms);
-}
-
 string DocSequenceDb::getAbstract(Rcl::Doc &doc)
 {
     if (!m_db)
diff --git a/src/query/docseqdb.h b/src/query/docseqdb.h
index 8b9f9dc3..203713eb 100644
--- a/src/query/docseqdb.h
+++ b/src/query/docseqdb.h
@@ -16,35 +16,35 @@
  */
 #ifndef _DOCSEQDB_H_INCLUDED_
 #define _DOCSEQDB_H_INCLUDED_
-/* @(#$Id: docseqdb.h,v 1.1 2007-01-19 10:32:39 dockes Exp $  (C) 2004 J.F.Dockes */
-#include <string>
-#include <list>
-#ifndef NO_NAMESPACES
-using std::string;
-using std::list;
-#endif
-
+/* @(#$Id: docseqdb.h,v 1.2 2007-01-19 15:22:50 dockes Exp $  (C) 2004 J.F.Dockes */
 #include "docseq.h"
-namespace Rcl {
-class Db;
-}
+#include "refcntr.h"
+
+#include "searchdata.h"
 
 /** A DocSequence from a Db query (there should be one active for this
-    to make sense */
+    to make sense) */
 class DocSequenceDb : public DocSequence {
  public:
-    DocSequenceDb(Rcl::Db *d, const string &t) : 
-	DocSequence(t), m_db(d), m_rescnt(-1) 
+    DocSequenceDb(Rcl::Db *d, const string &t, RefCntr<Rcl::SearchData> sdata) 
+	: DocSequence(t), m_db(d), m_sdata(sdata), m_rescnt(-1) 
 	{}
     virtual ~DocSequenceDb() {}
     virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string * = 0);
     virtual int getResCnt();
-    virtual void getTerms(list<string>&);
+    virtual bool getTerms(vector<string>& terms, 
+			  vector<vector<string> >& groups, 
+			  vector<int>& gslks) const {
+	return m_sdata.getptr()->getTerms(terms, groups, gslks);
+    }
+
     virtual string getAbstract(Rcl::Doc &doc);
+    virtual string getDescription() {return m_sdata->getDescription();}
 
  private:
-    Rcl::Db *m_db;
-    int      m_rescnt;
+    Rcl::Db                 *m_db;
+    RefCntr<Rcl::SearchData> m_sdata;
+    int                      m_rescnt;
 };
 
 #endif /* _DOCSEQDB_H_INCLUDED_ */
diff --git a/src/query/docseqhist.h b/src/query/docseqhist.h
index b179f5bc..0f5633ce 100644
--- a/src/query/docseqhist.h
+++ b/src/query/docseqhist.h
@@ -16,20 +16,14 @@
  */
 #ifndef _DOCSEQHIST_H_INCLUDED_
 #define _DOCSEQHIST_H_INCLUDED_
-/* @(#$Id: docseqhist.h,v 1.1 2007-01-19 10:32:39 dockes Exp $  (C) 2004 J.F.Dockes */
-#include <string>
-#include <list>
-#ifndef NO_NAMESPACES
-using std::string;
-using std::list;
-#endif
+/* @(#$Id: docseqhist.h,v 1.2 2007-01-19 15:22:50 dockes Exp $  (C) 2004 J.F.Dockes */
 
 #include "docseq.h"
 #include "history.h"
+
 namespace Rcl {
-class Db;
+    class Db;
 }
-class RclHistory;
 
 /** A DocSequence coming from the history file. 
  *  History is kept as a list of urls. This queries the db to fetch
@@ -42,12 +36,14 @@ class DocSequenceHistory : public DocSequence {
 
     virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string *sh = 0);
     virtual int getResCnt();
+    virtual string getDescription() {return m_description;}
+    void setDescription(const string& desc) {m_description = desc;}
  private:
     Rcl::Db    *m_db;
     RclHistory *m_hist;
     int         m_prevnum;
     long        m_prevtime;
-
+    string      m_description; // This is just an nls translated 'doc history'
     list<RclDHistoryEntry> m_hlist;
     list<RclDHistoryEntry>::const_iterator m_it;
 };
diff --git a/src/query/sortseq.cpp b/src/query/sortseq.cpp
index 195ad9bd..e2c87a70 100644
--- a/src/query/sortseq.cpp
+++ b/src/query/sortseq.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: sortseq.cpp,v 1.10 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: sortseq.cpp,v 1.11 2007-01-19 15:22:50 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -120,8 +120,3 @@ bool DocSeqSorted::getDoc(int num, Rcl::Doc &doc, int *percent, string *)
     doc = *m_docsp[num];
     return true;
 }
-
-string DocSeqSorted::getAbstract(Rcl::Doc& doc)
-{
-    return m_seq->getAbstract(doc);
-}
diff --git a/src/query/sortseq.h b/src/query/sortseq.h
index 7f055bca..7f53dd60 100644
--- a/src/query/sortseq.h
+++ b/src/query/sortseq.h
@@ -16,7 +16,7 @@
  */
 #ifndef _SORTSEQ_H_INCLUDED_
 #define _SORTSEQ_H_INCLUDED_
-/* @(#$Id: sortseq.h,v 1.9 2007-01-19 10:32:39 dockes Exp $  (C) 2004 J.F.Dockes */
+/* @(#$Id: sortseq.h,v 1.10 2007-01-19 15:22:50 dockes Exp $  (C) 2004 J.F.Dockes */
 
 #include <vector>
 #include <string>
@@ -48,7 +48,10 @@ class DocSeqSorted : public DocSequence {
     virtual ~DocSeqSorted() {}
     virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string *sh = 0);
     virtual int getResCnt() {return m_spec.sortwidth;}
-    virtual string getAbstract(Rcl::Doc& doc);
+    virtual string getAbstract(Rcl::Doc& doc) {
+	return m_seq->getAbstract(doc);
+    }
+    virtual string getDescription() {return m_seq->getDescription();}
 
  private:
     RefCntr<DocSequence>    m_seq;