diff --git a/400_xowa/src/gplx/xowa/Xoa_app_.java b/400_xowa/src/gplx/xowa/Xoa_app_.java
index 6efe26a6f..22a7e9598 100644
--- a/400_xowa/src/gplx/xowa/Xoa_app_.java
+++ b/400_xowa/src/gplx/xowa/Xoa_app_.java
@@ -30,8 +30,8 @@ public class Xoa_app_ {
 		}
 	}
 	public static final String		Name			= "xowa";
-	public static final int		Version_id		= 521;
-	public static final String		Version			= "4.5.0.1703";
+	public static final int		Version_id		= 520;
+	public static final String		Version			= "4.4.2.1703";
 	public static String	Build_date		= "2012-12-30 00:00:00";
 	public static String	Build_date_fmt	= "yyyy-MM-dd HH:mm:ss";
 	public static String	Op_sys_str;
diff --git a/400_xowa/src/gplx/xowa/guis/views/Xog_tab_itm_read_mgr.java b/400_xowa/src/gplx/xowa/guis/views/Xog_tab_itm_read_mgr.java
index 572abe0b3..971a0ffcc 100644
--- a/400_xowa/src/gplx/xowa/guis/views/Xog_tab_itm_read_mgr.java
+++ b/400_xowa/src/gplx/xowa/guis/views/Xog_tab_itm_read_mgr.java
@@ -17,6 +17,7 @@ package gplx.xowa.guis.views; import gplx.*; import gplx.xowa.*; import gplx.xow
 import gplx.core.threads.*;
 import gplx.gfui.*; import gplx.gfui.controls.standards.*; import gplx.xowa.guis.langs.*; import gplx.xowa.guis.history.*;
 import gplx.xowa.wikis.pages.lnkis.*; import gplx.xowa.wikis.pages.*;
+import gplx.xowa.guis.views.url_box_fmts.*;
 public class Xog_tab_itm_read_mgr {
 	public static void Show_page(Xog_tab_itm tab, Xoae_page new_page, boolean reset_to_read) {Show_page(tab, new_page, reset_to_read, false, false, Xog_history_stack.Nav_fwd);}
 	public static void Show_page(Xog_tab_itm tab, Xoae_page new_page, boolean reset_to_read, boolean new_page_is_same, boolean show_is_err, byte history_nav_type) {
@@ -64,6 +65,12 @@ public class Xog_tab_itm_read_mgr {
 		if (url != null && ttl != null) {
 			url_str = url.To_str();
 			win_str = String_.new_u8(Bry_.Add(ttl.Full_txt_w_ttl_case(), Win_text_suffix_page));
+
+			// fmt to url if set
+			Xog_urlfmtr_mgr url_box_fmtr = win.Url_box_fmtr();
+			if (url_box_fmtr.Exists()) {
+				url_str = url_box_fmtr.Gen(url);
+			}
 		}
 		win.Url_box().Text_(url_str);
 		win.Win_box().Text_(win_str);
diff --git a/400_xowa/src/gplx/xowa/guis/views/Xog_win_itm.java b/400_xowa/src/gplx/xowa/guis/views/Xog_win_itm.java
index 165fb4d4b..96149fe96 100644
--- a/400_xowa/src/gplx/xowa/guis/views/Xog_win_itm.java
+++ b/400_xowa/src/gplx/xowa/guis/views/Xog_win_itm.java
@@ -22,6 +22,7 @@ import gplx.xowa.langs.*; import gplx.xowa.langs.msgs.*;
 import gplx.xowa.wikis.pages.*; import gplx.xowa.apps.urls.*; import gplx.xowa.files.*;
 import gplx.xowa.htmls.hrefs.*;
 import gplx.xowa.wikis.pages.lnkis.*; import gplx.xowa.specials.*; import gplx.xowa.xtns.math.*; 	
+import gplx.xowa.guis.views.url_box_fmts.*;
 public class Xog_win_itm implements Gfo_invk, Gfo_evt_itm {
 	private Gfo_invk sync_cmd;
 	private Xog_url_box__selection_changed url_box__selection_changed;
@@ -59,6 +60,7 @@ public class Xog_win_itm implements Gfo_invk, Gfo_evt_itm {
 	public Xog_html_itm		Active_html_itm()	{return tab_mgr.Active_tab().Html_itm();}
 	public Gfui_html		Active_html_box()	{return tab_mgr.Active_tab().Html_itm().Html_box();}
 	public Gfo_usr_dlg		Usr_dlg() {return app.Usr_dlg();}
+	public Xog_urlfmtr_mgr  Url_box_fmtr() {return url_box_fmtr;} private final    Xog_urlfmtr_mgr url_box_fmtr = new Xog_urlfmtr_mgr();
 	public Xog_win_itm_cfg	Cfg() {return cfg;} private final    Xog_win_itm_cfg cfg = new Xog_win_itm_cfg();
 	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
 		if		(ctx.Match(k, Invk_link_click))								Win__link_click();
@@ -383,6 +385,8 @@ public class Xog_win_itm implements Gfo_invk, Gfo_evt_itm {
 			&&	app.Mode().Tid_is_gui())	// only run for gui; do not run for tcp/http server; DATE:2014-05-03
 			app.Usr_dlg().Gui_wkr_(new Gfo_usr_dlg__gui__swt(app, kit, prog_box, info_box, info_box));
 		cfg.Init_by_app(app);
+
+		url_box_fmtr.Init_by_app(app);
 	}
 	public static String Remove_redirect_if_exists(String text) {
 		// remove redirect target; EX: "A -> B" -> "A"
diff --git a/400_xowa/src/gplx/xowa/guis/views/url_box_fmts/Xog_urlfmtr_mgr.java b/400_xowa/src/gplx/xowa/guis/views/url_box_fmts/Xog_urlfmtr_mgr.java
new file mode 100644
index 000000000..3daf8faba
--- /dev/null
+++ b/400_xowa/src/gplx/xowa/guis/views/url_box_fmts/Xog_urlfmtr_mgr.java
@@ -0,0 +1,74 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012-2017 gnosygnu@gmail.com
+
+XOWA is licensed under the terms of the General Public License (GPL) Version 3,
+or alternatively under the terms of the Apache License Version 2.0.
+
+You may use XOWA according to either of these licenses as is most appropriate
+for your project on a case-by-case basis.
+
+The terms of each license can be found in the source code repository:
+
+GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
+Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
+*/
+package gplx.xowa.guis.views.url_box_fmts; import gplx.*; import gplx.xowa.*; import gplx.xowa.guis.*; import gplx.xowa.guis.views.*;
+public class Xog_urlfmtr_mgr implements Gfo_invk {
+	private Xog_urlfmtr_itm wildcard = new Xog_urlfmtr_itm(Byte_ascii.Star_bry, Bry_.new_a7("~{wiki_domain}/wiki/~{page_title}"));
+	private final    Bry_bfr bfr = Bry_bfr_.New();
+	private final    Hash_adp_bry hash = Hash_adp_bry.cs();
+	public boolean Exists() {return exists;} private boolean exists = false;
+	public void Init_by_app(Xoa_app app) {
+		app.Cfg().Bind_many_app(this, Cfg__url_format);
+	}
+	public void Parse(byte[] src) {
+		// clear
+		exists = false;
+		wildcard = new Xog_urlfmtr_itm(Byte_ascii.Star_bry, Bry_.new_a7("~{wiki_domain}/wiki/~{page_title}"));
+		hash.Clear();
+
+		// exit if blank
+		if (Bry_.Len_eq_0(src)) return;
+
+		// parse lines
+		exists = true;
+		byte[][] lines = Bry_split_.Split_lines(src);
+		for (byte[] line : lines) {
+			byte[][] parts = Bry_split_.Split(line, Byte_ascii.Pipe);
+			if (parts.length != 2) {
+				Gfo_usr_dlg_.Instance.Warn_many("", "", "xog_urlfmtr:invalid_line; line=~{0}", line);
+				continue;
+			}
+			byte[] domain = parts[0];
+			Xog_urlfmtr_itm itm = new Xog_urlfmtr_itm(domain, parts[1]);
+			if (Bry_.Eq(domain, Byte_ascii.Star_bry)) {
+				wildcard = itm;
+			}
+			else {
+				hash.Add_if_dupe_use_nth(domain, itm);
+			}
+		}
+	}
+	public String Gen(Xoa_url url) {
+		Xog_urlfmtr_itm itm = (Xog_urlfmtr_itm)hash.Get_by(url.Wiki_bry());
+		if (itm == null) {
+			itm = wildcard;
+		}
+		return itm.Gen(bfr, url);
+	}
+	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Cfg__url_format)) {Parse(m.ReadBry("v"));}
+		else	return Gfo_invk_.Rv_unhandled;
+		return this;
+	}	private static final String Cfg__url_format = "xowa.gui.url_bar.url_format";
+}
+class Xog_urlfmtr_itm {
+	private final    Bry_fmt fmt;
+	public Xog_urlfmtr_itm(byte[] wiki_domain, byte[] fmt_str) {
+		this.fmt = Bry_fmt.New(fmt_str, "wiki_domain", "page_title", "page_title_spaces");
+	}
+	public String Gen(Bry_bfr bfr, Xoa_url url) {
+		return fmt.Bld_many_to_str(bfr, url.Wiki_bry(), url.Page_bry(), Bry_.Replace(url.Page_bry(), Byte_ascii.Underline, Byte_ascii.Space));
+	}
+}
diff --git a/400_xowa/src/gplx/xowa/guis/views/url_box_fmts/Xog_urlfmtr_mgr_tst.java b/400_xowa/src/gplx/xowa/guis/views/url_box_fmts/Xog_urlfmtr_mgr_tst.java
new file mode 100644
index 000000000..cf27e0de5
--- /dev/null
+++ b/400_xowa/src/gplx/xowa/guis/views/url_box_fmts/Xog_urlfmtr_mgr_tst.java
@@ -0,0 +1,62 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012-2017 gnosygnu@gmail.com
+
+XOWA is licensed under the terms of the General Public License (GPL) Version 3,
+or alternatively under the terms of the Apache License Version 2.0.
+
+You may use XOWA according to either of these licenses as is most appropriate
+for your project on a case-by-case basis.
+
+The terms of each license can be found in the source code repository:
+
+GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
+Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
+*/
+package gplx.xowa.guis.views.url_box_fmts; import gplx.*; import gplx.xowa.*; import gplx.xowa.guis.*; import gplx.xowa.guis.views.*;
+import org.junit.*; import gplx.core.tests.*;
+import gplx.xowa.apps.urls.*;
+public class Xog_urlfmtr_mgr_tst {
+	private Xog_urlfmtr_mgr_fxt fxt = new Xog_urlfmtr_mgr_fxt();
+	@Test  public void Basic() {
+		String fmt_suffix = "domain:~{wiki_domain}; page_unders:~{page_title_unders}; page_spaces:~{page_title_spaces}";
+		fxt.Init__init_by_parse
+		( "*|wild -- " + fmt_suffix
+		, "en.wikipedia.org|en.w -- " + fmt_suffix
+		, "de.wikibooks.org|de.b -- " + fmt_suffix
+		);
+		fxt.Test__gen_or_null("en.wikipedia.org/wiki/Page_1", "en.w -- domain:en.wikipedia.org; page_unders:Page_1; page_spaces:Page 1");
+		fxt.Test__gen_or_null("de.wikibooks.org/wiki/Page_1", "de.b -- domain:de.wikibooks.org; page_unders:Page_1; page_spaces:Page 1");
+		fxt.Test__gen_or_null("fr.wikibooks.org/wiki/Page_1", "wild -- domain:fr.wikibooks.org; page_unders:Page_1; page_spaces:Page 1");
+	}
+	@Test  public void Wildcard_default() {
+		String fmt_suffix = "domain:~{wiki_domain}; page_unders:~{page_title_unders}; page_spaces:~{page_title_spaces}";
+		fxt.Init__init_by_parse
+		( "en.wikipedia.org|en.w -- " + fmt_suffix
+		, "de.wikibooks.org|de.b -- " + fmt_suffix
+		);
+		fxt.Test__gen_or_null("en.wikipedia.org/wiki/Page_1", "en.w -- domain:en.wikipedia.org; page_unders:Page_1; page_spaces:Page 1");
+		fxt.Test__gen_or_null("fr.wikibooks.org/wiki/Page_1", "fr.wikibooks.org/wiki/Page_1");
+	}
+}
+class Xog_urlfmtr_mgr_fxt {
+	private final    Xog_urlfmtr_mgr mgr = new Xog_urlfmtr_mgr();
+	private final    Xow_url_parser url_parser;
+	public Xog_urlfmtr_mgr_fxt() {
+		// create url parser
+		Xoae_app app = Xoa_app_fxt.Make__app__edit();
+		Xow_wiki wiki = Xoa_app_fxt.Make__wiki__edit(app);
+		this.url_parser = new Xow_url_parser(wiki);
+
+		// reg xwikis
+		wiki.App().User().Wikii().Xwiki_mgr().Add_by_atrs("de.wikibooks.org", "de.wikibooks.org");
+		wiki.App().User().Wikii().Xwiki_mgr().Add_by_atrs("fr.wikibooks.org", "fr.wikibooks.org");
+	}
+	public void Init__init_by_parse(String... lines) {
+		mgr.Parse(Bry_.new_u8(String_.Concat_lines_nl_skip_last(lines)));
+	}
+	public void Test__gen_or_null(String url_str, String expd) {
+		Xoa_url url = url_parser.Parse(Bry_.new_u8(url_str));
+		Gftest.Eq__str(expd, mgr.Gen(url));
+	}
+}