diff --git a/docs/CHANGES.txt b/docs/CHANGES.txt
index e9057d3e8..12941756a 100644
--- a/docs/CHANGES.txt
+++ b/docs/CHANGES.txt
@@ -8,7 +8,7 @@ http://www.tuxpaint.org/
 
 $Id$
 
-2021.September.12 (0.9.27)
+2021.September.16 (0.9.27)
   * New Magic Tools:
     ----------------
     * "Opposite" -- Change parts of the picture to their complementary
diff --git a/docs/en/INSTALL.txt b/docs/en/INSTALL.txt
index ee328c086..d96e879b9 100644
--- a/docs/en/INSTALL.txt
+++ b/docs/en/INSTALL.txt
@@ -216,11 +216,9 @@ Compiling and Installation
 
          Note: Close the shell before proceeding to the remaining process.
 
-    Install SDL_Pango and SDL_gfx. Re-install SDL on the 64bit environment
+    Install SDL_Pango and SDL_gfx on the 64bit environment
 
-         SDL_Pango and SDL_gfx should be installed manually. In addition, you
-         have to re-install SDL from the source code or you will see
-         unnecessary blank window opens when starting Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          This time, use the MinGW "64bit" shell. Open the shell from the
          "Start Menu" -> "MSYS2 64bit" -> "MSYS2 MinGW 64-bit"
@@ -232,9 +230,9 @@ Compiling and Installation
 
              * Download source tar-ball of SDL_Pango-0.1.2 from SDL_Pango's
                page on Sourceforge.net.
-             * Download a patch file from John Popplewell's "Tux Paint -
-               MinGW/MSYS build instructions" webpage. (This adds some extra
-               (required) functionality to SDL_Pango.)
+             * Download a patch file from "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (This adds some extra (required)
+               functionality to SDL_Pango.)
 
            Build and install SDL_Pango as follows.
 
@@ -299,11 +297,9 @@ Compiling and Installation
 
          Note: Close the shell before proceeding to the remaining process.
 
-    Install SDL_Pango and SDL_gfx. Re-install SDL on the 32bit environment
+    Install SDL_Pango and SDL_gfx on the 32bit environment
 
-         SDL_Pango and SDL_gfx should be installed manually. In addition, you
-         have to re-install SDL from the source code or you will see
-         unnecessary blank window opens when starting Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          This time, use the MinGW "32bit" shell. Open the shell from the
          "Start Menu" -> "MSYS2 64bit" -> "MSYS2 MinGW 32-bit"
@@ -315,9 +311,9 @@ Compiling and Installation
 
              * Download source tar-ball of SDL_Pango-0.1.2 from SDL_Pango's
                page on Sourceforge.net.
-             * Download a patch file from John Popplewell's "Tux Paint -
-               MinGW/MSYS build instructions" webpage. (This adds some extra
-               (required) functionality to SDL_Pango.)
+             * Download a patch file from "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (This adds some extra (required)
+               functionality to SDL_Pango.)
 
            Build and install SDL_Pango as follows.
 
diff --git a/docs/en/html/INSTALL.html b/docs/en/html/INSTALL.html
index 4febf92a3..be2ff4d5f 100644
--- a/docs/en/html/INSTALL.html
+++ b/docs/en/html/INSTALL.html
@@ -328,11 +328,11 @@
           </blockquote>
 
           <h4>
-            Install SDL_Pango and SDL_gfx. Re-install SDL on the 64bit environment          </h4>
+            Install SDL_Pango and SDL_gfx on the 64bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango and SDL_gfx should be installed manually. In addition, you have to re-install SDL from the source code or you will see unnecessary blank window opens when starting Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               This time, use the MinGW "64bit" shell. Open the shell from the "Start Menu" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 64-bit"            </p>
 
@@ -346,7 +346,7 @@
                 <li>
                   Download <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">source tar-ball of SDL_Pango-0.1.2</a> from <a href="https://sourceforge.net/projects/sdlpango/">SDL_Pango's page on Sourceforge.net</a>.                </li>
                 <li>
-                  Download <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">a patch file</a> from <a href="http://www.johnnypops.co.uk/tuxpaint/">John Popplewell's "Tux Paint - MinGW/MSYS build instructions" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
+                  Download <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">a patch file</a> from <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
               </ul>
               <p>
                 Build and install SDL_Pango as follows.                <blockquote>
@@ -441,11 +441,11 @@
           </blockquote>
 
           <h4>
-            Install SDL_Pango and SDL_gfx. Re-install SDL on the 32bit environment          </h4>
+            Install SDL_Pango and SDL_gfx on the 32bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango and SDL_gfx should be installed manually. In addition, you have to re-install SDL from the source code or you will see unnecessary blank window opens when starting Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               This time, use the MinGW "32bit" shell. Open the shell from the "Start Menu" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 32-bit"            </p>
 
@@ -459,7 +459,7 @@
                 <li>
                   Download <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">source tar-ball of SDL_Pango-0.1.2</a> from <a href="https://sourceforge.net/projects/sdlpango/">SDL_Pango's page on Sourceforge.net</a>.                </li>
                 <li>
-                  Download <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">a patch file</a> from <a href="http://www.johnnypops.co.uk/tuxpaint/">John Popplewell's "Tux Paint - MinGW/MSYS build instructions" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
+                  Download <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">a patch file</a> from <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
               </ul>
               <p>
                 Build and install SDL_Pango as follows.                <blockquote>
diff --git a/docs/es_ES.UTF-8/INSTALL.txt b/docs/es_ES.UTF-8/INSTALL.txt
index 8bb5a8265..8d3a69452 100644
--- a/docs/es_ES.UTF-8/INSTALL.txt
+++ b/docs/es_ES.UTF-8/INSTALL.txt
@@ -216,11 +216,9 @@ Compiling and Installation
 
          Note: Close the shell before proceeding to the remaining process.
 
-    Install SDL_Pango and SDL_gfx. Re-install SDL on the 64bit environment
+    Install SDL_Pango and SDL_gfx on the 64bit environment
 
-         SDL_Pango and SDL_gfx should be installed manually. In addition, you
-         have to re-install SDL from the source code or you will see
-         unnecessary blank window opens when starting Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          This time, use the MinGW "64bit" shell. Open the shell from the
          "Start Menu" -> "MSYS2 64bit" -> "MSYS2 MinGW 64-bit"
@@ -232,9 +230,9 @@ Compiling and Installation
 
              * Download source tar-ball of SDL_Pango-0.1.2 from SDL_Pango's
                page on Sourceforge.net.
-             * Download a patch file from John Popplewell's "Tux Paint -
-               MinGW/MSYS build instructions" webpage. (This adds some extra
-               (required) functionality to SDL_Pango.)
+             * Download a patch file from "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (This adds some extra (required)
+               functionality to SDL_Pango.)
 
            Build and install SDL_Pango as follows.
 
@@ -299,11 +297,9 @@ Compiling and Installation
 
          Note: Close the shell before proceeding to the remaining process.
 
-    Install SDL_Pango and SDL_gfx. Re-install SDL on the 32bit environment
+    Install SDL_Pango and SDL_gfx on the 32bit environment
 
-         SDL_Pango and SDL_gfx should be installed manually. In addition, you
-         have to re-install SDL from the source code or you will see
-         unnecessary blank window opens when starting Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          This time, use the MinGW "32bit" shell. Open the shell from the
          "Start Menu" -> "MSYS2 64bit" -> "MSYS2 MinGW 32-bit"
@@ -315,9 +311,9 @@ Compiling and Installation
 
              * Download source tar-ball of SDL_Pango-0.1.2 from SDL_Pango's
                page on Sourceforge.net.
-             * Download a patch file from John Popplewell's "Tux Paint -
-               MinGW/MSYS build instructions" webpage. (This adds some extra
-               (required) functionality to SDL_Pango.)
+             * Download a patch file from "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (This adds some extra (required)
+               functionality to SDL_Pango.)
 
            Build and install SDL_Pango as follows.
 
diff --git a/docs/es_ES.UTF-8/html/INSTALL.html b/docs/es_ES.UTF-8/html/INSTALL.html
index 54ee369a6..5508bbff2 100644
--- a/docs/es_ES.UTF-8/html/INSTALL.html
+++ b/docs/es_ES.UTF-8/html/INSTALL.html
@@ -328,11 +328,11 @@
           </blockquote>
 
           <h4>
-            Install SDL_Pango and SDL_gfx. Re-install SDL on the 64bit environment          </h4>
+            Install SDL_Pango and SDL_gfx on the 64bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango and SDL_gfx should be installed manually. In addition, you have to re-install SDL from the source code or you will see unnecessary blank window opens when starting Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               This time, use the MinGW "64bit" shell. Open the shell from the "Start Menu" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 64-bit"            </p>
 
@@ -346,7 +346,7 @@
                 <li>
                   Download <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">source tar-ball of SDL_Pango-0.1.2</a> from <a href="https://sourceforge.net/projects/sdlpango/">SDL_Pango's page on Sourceforge.net</a>.                </li>
                 <li>
-                  Download <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">a patch file</a> from <a href="http://www.johnnypops.co.uk/tuxpaint/">John Popplewell's "Tux Paint - MinGW/MSYS build instructions" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
+                  Download <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">a patch file</a> from <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
               </ul>
               <p>
                 Build and install SDL_Pango as follows.                <blockquote>
@@ -441,11 +441,11 @@
           </blockquote>
 
           <h4>
-            Install SDL_Pango and SDL_gfx. Re-install SDL on the 32bit environment          </h4>
+            Install SDL_Pango and SDL_gfx on the 32bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango and SDL_gfx should be installed manually. In addition, you have to re-install SDL from the source code or you will see unnecessary blank window opens when starting Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               This time, use the MinGW "32bit" shell. Open the shell from the "Start Menu" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 32-bit"            </p>
 
@@ -459,7 +459,7 @@
                 <li>
                   Download <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">source tar-ball of SDL_Pango-0.1.2</a> from <a href="https://sourceforge.net/projects/sdlpango/">SDL_Pango's page on Sourceforge.net</a>.                </li>
                 <li>
-                  Download <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">a patch file</a> from <a href="http://www.johnnypops.co.uk/tuxpaint/">John Popplewell's "Tux Paint - MinGW/MSYS build instructions" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
+                  Download <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">a patch file</a> from <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
               </ul>
               <p>
                 Build and install SDL_Pango as follows.                <blockquote>
diff --git a/docs/fr_FR.UTF-8/INSTALL.txt b/docs/fr_FR.UTF-8/INSTALL.txt
index a84ab966e..11c284271 100644
--- a/docs/fr_FR.UTF-8/INSTALL.txt
+++ b/docs/fr_FR.UTF-8/INSTALL.txt
@@ -222,11 +222,9 @@ Compilation et installation
 
          Nota !Fermez l'interpréteur de commandes avant de passer à la suite.
 
-    Installe SDL_Pango et SDL_gfx. Réinstalle SDL sur l'environnement 64bit
+    Install SDL_Pango and SDL_gfx on the 64bit environment
 
-         SDL_Pango et SDL_gfx doit être installé manuellement. De plus, vous
-         devez réinstaller SDL à partir du code source, sinon vous verrez
-         s'ouvrir une fenêtre blanche inutile au démarrage de Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          Cette fois-ci, utilisez le shell MinGW "64bit". Ouvrez le shell
          depuis le "Menu de Démarrage" -> "MSYS2 64bit" -> "MSYS2 MinGW
@@ -239,9 +237,8 @@ Compilation et installation
 
              * Télécharger fichier source de SDL_Pango-0.1.2 depuis la page
                SDL_Pango sur Sourceforge.net.
-             * Télécharger un fichier patch depuis La page web de John
-               Popplewell traitant des "instructions pour la compilation de
-               Tux Paint - MinGW/MSYS". (Ceci ajoute une fonctionnalité
+             * Télécharger un fichier patch depuis "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (Ceci ajoute une fonctionnalité
                supplémentaire (requise) à SDL_Pango.)
 
            Compiler et installer SDL_Pango comme suit.
@@ -309,11 +306,9 @@ Compilation et installation
 
          Nota !Fermez l'interpréteur de commandes avant de passer à la suite.
 
-    Installe SDL_Pango et SDL_gfx. Réinstalle SDL sur l'environnement 32bit
+    Install SDL_Pango and SDL_gfx on the 32bit environment
 
-         SDL_Pango et SDL_gfx doit être installé manuellement. De plus, vous
-         devez réinstaller SDL à partir du code source, sinon vous verrez
-         s'ouvrir une fenêtre blanche inutile au démarrage de Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          Cette fois-ci, utilisez le shell MinGW "32bit". Ouvrez le shell
          depuis le "Menu de Démarrage" -> "MSYS2 64bit" -> "MSYS2 MinGW
@@ -326,9 +321,8 @@ Compilation et installation
 
              * Télécharger fichier source de SDL_Pango-0.1.2 depuis la page
                SDL_Pango sur Sourceforge.net.
-             * Télécharger un fichier patch depuis La page web de John
-               Popplewell traitant des "instructions pour la compilation de
-               Tux Paint - MinGW/MSYS". (Ceci ajoute une fonctionnalité
+             * Télécharger un fichier patch depuis "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (Ceci ajoute une fonctionnalité
                supplémentaire (requise) à SDL_Pango.)
 
            Compiler et installer SDL_Pango comme suit.
diff --git a/docs/fr_FR.UTF-8/html/INSTALL.html b/docs/fr_FR.UTF-8/html/INSTALL.html
index f1f935d78..3bb6fbf71 100644
--- a/docs/fr_FR.UTF-8/html/INSTALL.html
+++ b/docs/fr_FR.UTF-8/html/INSTALL.html
@@ -328,11 +328,11 @@
           </blockquote>
 
           <h4>
-            Installe SDL_Pango et SDL_gfx. Réinstalle SDL sur l'environnement 64bit          </h4>
+            Install SDL_Pango and SDL_gfx on the 64bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango et SDL_gfx doit être installé manuellement. De plus, vous devez réinstaller SDL à partir du code source, sinon vous verrez s'ouvrir une fenêtre blanche inutile au démarrage de Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               Cette fois-ci, utilisez le shell MinGW "64bit". Ouvrez le shell depuis le "Menu de Démarrage" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 64-bit"            </p>
 
@@ -346,7 +346,7 @@
                 <li>
                   Télécharger <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">fichier source de SDL_Pango-0.1.2</a> depuis <a href="https://sourceforge.net/projects/sdlpango/">la page SDL_Pango sur Sourceforge.net</a>.                </li>
                 <li>
-                  Télécharger <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">un fichier patch</a> depuis <a href="http://www.johnnypops.co.uk/tuxpaint/">La page web de John Popplewell traitant des "instructions pour la compilation de Tux Paint - MinGW/MSYS"</a>.                  (Ceci ajoute une fonctionnalité supplémentaire (requise) à SDL_Pango.)                </li>
+                  Télécharger <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">un fichier patch</a> depuis <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (Ceci ajoute une fonctionnalité supplémentaire (requise) à SDL_Pango.)                </li>
               </ul>
               <p>
                 Compiler et installer SDL_Pango comme suit.                <blockquote>
@@ -441,11 +441,11 @@
           </blockquote>
 
           <h4>
-            Installe SDL_Pango et SDL_gfx. Réinstalle SDL sur l'environnement 32bit          </h4>
+            Install SDL_Pango and SDL_gfx on the 32bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango et SDL_gfx doit être installé manuellement. De plus, vous devez réinstaller SDL à partir du code source, sinon vous verrez s'ouvrir une fenêtre blanche inutile au démarrage de Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               Cette fois-ci, utilisez le shell MinGW "32bit". Ouvrez le shell depuis le "Menu de Démarrage" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 32-bit"            </p>
 
@@ -459,7 +459,7 @@
                 <li>
                   Télécharger <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">fichier source de SDL_Pango-0.1.2</a> depuis <a href="https://sourceforge.net/projects/sdlpango/">la page SDL_Pango sur Sourceforge.net</a>.                </li>
                 <li>
-                  Télécharger <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">un fichier patch</a> depuis <a href="http://www.johnnypops.co.uk/tuxpaint/">La page web de John Popplewell traitant des "instructions pour la compilation de Tux Paint - MinGW/MSYS"</a>.                  (Ceci ajoute une fonctionnalité supplémentaire (requise) à SDL_Pango.)                </li>
+                  Télécharger <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">un fichier patch</a> depuis <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (Ceci ajoute une fonctionnalité supplémentaire (requise) à SDL_Pango.)                </li>
               </ul>
               <p>
                 Compiler et installer SDL_Pango comme suit.                <blockquote>
diff --git a/docs/fr_FR.UTF-8/html/README.html b/docs/fr_FR.UTF-8/html/README.html
index 2d7a98aa5..65ad9d512 100644
--- a/docs/fr_FR.UTF-8/html/README.html
+++ b/docs/fr_FR.UTF-8/html/README.html
@@ -701,7 +701,7 @@
               <p>
                 L'outil «Remplir» «remplit» une zone contiguë de votre dessin avec une couleur unie de votre choix. Trois options de remplissage sont offertes :                <ul>
                   <li><strong>Solide</strong> &mdash; cliquez une fois pour remplir une zone avec une couleur unie.</li>
-                  <li><strong>Linéaire</stronf>&mdash;cliquez et faites glisser pour remplir une zone avec une couleur qui s'atténue au fur et à mesure dans la direction où vous déplacez la souris.</li>
+                  <li><strong>Linéaire</strong>&mdash;cliquez et faites glisser pour remplir une zone avec une couleur qui s'atténue au fur et à mesure dans la direction où vous déplacez la souris.</li>
                   <li><strong>Radial</strong>&mdash;cliquez une fois pour remplir une zone avec une couleur qui s'atténue graduellement, à partir de l'endroit où vous avez cliqué.</li>
                 </ul>
               </p>
diff --git a/docs/gl_ES.UTF-8/INSTALL.txt b/docs/gl_ES.UTF-8/INSTALL.txt
index d127863ee..a101803f1 100644
--- a/docs/gl_ES.UTF-8/INSTALL.txt
+++ b/docs/gl_ES.UTF-8/INSTALL.txt
@@ -220,11 +220,9 @@ Compiling and Installation
 
          Note: Close the shell before proceeding to the remaining process.
 
-    Install SDL_Pango and SDL_gfx. Re-install SDL on the 64bit environment
+    Install SDL_Pango and SDL_gfx on the 64bit environment
 
-         SDL_Pango and SDL_gfx should be installed manually. In addition, you
-         have to re-install SDL from the source code or you will see
-         unnecessary blank window opens when starting Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          This time, use the MinGW "64bit" shell. Open the shell from the
          "Start Menu" -> "MSYS2 64bit" -> "MSYS2 MinGW 64-bit"
@@ -236,9 +234,9 @@ Compiling and Installation
 
              * Download source tar-ball of SDL_Pango-0.1.2 from SDL_Pango's
                page on Sourceforge.net.
-             * Download a patch file from John Popplewell's "Tux Paint -
-               MinGW/MSYS build instructions" webpage. (This adds some extra
-               (required) functionality to SDL_Pango.)
+             * Download a patch file from "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (This adds some extra (required)
+               functionality to SDL_Pango.)
 
            Build and install SDL_Pango as follows.
 
@@ -303,11 +301,9 @@ Compiling and Installation
 
          Note: Close the shell before proceeding to the remaining process.
 
-    Install SDL_Pango and SDL_gfx. Re-install SDL on the 32bit environment
+    Install SDL_Pango and SDL_gfx on the 32bit environment
 
-         SDL_Pango and SDL_gfx should be installed manually. In addition, you
-         have to re-install SDL from the source code or you will see
-         unnecessary blank window opens when starting Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          This time, use the MinGW "32bit" shell. Open the shell from the
          "Start Menu" -> "MSYS2 64bit" -> "MSYS2 MinGW 32-bit"
@@ -319,9 +315,9 @@ Compiling and Installation
 
              * Download source tar-ball of SDL_Pango-0.1.2 from SDL_Pango's
                page on Sourceforge.net.
-             * Download a patch file from John Popplewell's "Tux Paint -
-               MinGW/MSYS build instructions" webpage. (This adds some extra
-               (required) functionality to SDL_Pango.)
+             * Download a patch file from "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (This adds some extra (required)
+               functionality to SDL_Pango.)
 
            Build and install SDL_Pango as follows.
 
diff --git a/docs/gl_ES.UTF-8/html/INSTALL.html b/docs/gl_ES.UTF-8/html/INSTALL.html
index 52dfee6c7..5003b8d2b 100644
--- a/docs/gl_ES.UTF-8/html/INSTALL.html
+++ b/docs/gl_ES.UTF-8/html/INSTALL.html
@@ -328,11 +328,11 @@
           </blockquote>
 
           <h4>
-            Install SDL_Pango and SDL_gfx. Re-install SDL on the 64bit environment          </h4>
+            Install SDL_Pango and SDL_gfx on the 64bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango and SDL_gfx should be installed manually. In addition, you have to re-install SDL from the source code or you will see unnecessary blank window opens when starting Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               This time, use the MinGW "64bit" shell. Open the shell from the "Start Menu" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 64-bit"            </p>
 
@@ -346,7 +346,7 @@
                 <li>
                   Download <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">source tar-ball of SDL_Pango-0.1.2</a> from <a href="https://sourceforge.net/projects/sdlpango/">SDL_Pango's page on Sourceforge.net</a>.                </li>
                 <li>
-                  Download <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">a patch file</a> from <a href="http://www.johnnypops.co.uk/tuxpaint/">John Popplewell's "Tux Paint - MinGW/MSYS build instructions" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
+                  Download <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">a patch file</a> from <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
               </ul>
               <p>
                 Build and install SDL_Pango as follows.                <blockquote>
@@ -441,11 +441,11 @@
           </blockquote>
 
           <h4>
-            Install SDL_Pango and SDL_gfx. Re-install SDL on the 32bit environment          </h4>
+            Install SDL_Pango and SDL_gfx on the 32bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango and SDL_gfx should be installed manually. In addition, you have to re-install SDL from the source code or you will see unnecessary blank window opens when starting Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               This time, use the MinGW "32bit" shell. Open the shell from the "Start Menu" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 32-bit"            </p>
 
@@ -459,7 +459,7 @@
                 <li>
                   Download <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">source tar-ball of SDL_Pango-0.1.2</a> from <a href="https://sourceforge.net/projects/sdlpango/">SDL_Pango's page on Sourceforge.net</a>.                </li>
                 <li>
-                  Download <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">a patch file</a> from <a href="http://www.johnnypops.co.uk/tuxpaint/">John Popplewell's "Tux Paint - MinGW/MSYS build instructions" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
+                  Download <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">a patch file</a> from <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
               </ul>
               <p>
                 Build and install SDL_Pango as follows.                <blockquote>
diff --git a/docs/ja_JP.UTF-8/INSTALL.txt b/docs/ja_JP.UTF-8/INSTALL.txt
index 57e503cf9..725bd259b 100644
--- a/docs/ja_JP.UTF-8/INSTALL.txt
+++ b/docs/ja_JP.UTF-8/INSTALL.txt
@@ -216,11 +216,9 @@ Compiling and Installation
 
          Note: Close the shell before proceeding to the remaining process.
 
-    Install SDL_Pango and SDL_gfx. Re-install SDL on the 64bit environment
+    Install SDL_Pango and SDL_gfx on the 64bit environment
 
-         SDL_Pango and SDL_gfx should be installed manually. In addition, you
-         have to re-install SDL from the source code or you will see
-         unnecessary blank window opens when starting Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          This time, use the MinGW "64bit" shell. Open the shell from the
          "Start Menu" -> "MSYS2 64bit" -> "MSYS2 MinGW 64-bit"
@@ -232,9 +230,9 @@ Compiling and Installation
 
              * Download source tar-ball of SDL_Pango-0.1.2 from SDL_Pango's
                page on Sourceforge.net.
-             * Download a patch file from John Popplewell's "Tux Paint -
-               MinGW/MSYS build instructions" webpage. (This adds some extra
-               (required) functionality to SDL_Pango.)
+             * Download a patch file from "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (This adds some extra (required)
+               functionality to SDL_Pango.)
 
            Build and install SDL_Pango as follows.
 
@@ -299,11 +297,9 @@ Compiling and Installation
 
          Note: Close the shell before proceeding to the remaining process.
 
-    Install SDL_Pango and SDL_gfx. Re-install SDL on the 32bit environment
+    Install SDL_Pango and SDL_gfx on the 32bit environment
 
-         SDL_Pango and SDL_gfx should be installed manually. In addition, you
-         have to re-install SDL from the source code or you will see
-         unnecessary blank window opens when starting Tux Paint.
+         SDL_Pango and SDL_gfx should be installed manually.
 
          This time, use the MinGW "32bit" shell. Open the shell from the
          "Start Menu" -> "MSYS2 64bit" -> "MSYS2 MinGW 32-bit"
@@ -315,9 +311,9 @@ Compiling and Installation
 
              * Download source tar-ball of SDL_Pango-0.1.2 from SDL_Pango's
                page on Sourceforge.net.
-             * Download a patch file from John Popplewell's "Tux Paint -
-               MinGW/MSYS build instructions" webpage. (This adds some extra
-               (required) functionality to SDL_Pango.)
+             * Download a patch file from "Compiling Tux Paint using
+               MinGW/MSYS2" webpage. (This adds some extra (required)
+               functionality to SDL_Pango.)
 
            Build and install SDL_Pango as follows.
 
diff --git a/docs/ja_JP.UTF-8/html/INSTALL.html b/docs/ja_JP.UTF-8/html/INSTALL.html
index 65dc8fe81..d4c10eabb 100644
--- a/docs/ja_JP.UTF-8/html/INSTALL.html
+++ b/docs/ja_JP.UTF-8/html/INSTALL.html
@@ -328,11 +328,11 @@
           </blockquote>
 
           <h4>
-            Install SDL_Pango and SDL_gfx. Re-install SDL on the 64bit environment          </h4>
+            Install SDL_Pango and SDL_gfx on the 64bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango and SDL_gfx should be installed manually. In addition, you have to re-install SDL from the source code or you will see unnecessary blank window opens when starting Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               This time, use the MinGW "64bit" shell. Open the shell from the "Start Menu" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 64-bit"            </p>
 
@@ -346,7 +346,7 @@
                 <li>
                   Download <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">source tar-ball of SDL_Pango-0.1.2</a> from <a href="https://sourceforge.net/projects/sdlpango/">SDL_Pango's page on Sourceforge.net</a>.                </li>
                 <li>
-                  Download <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">a patch file</a> from <a href="http://www.johnnypops.co.uk/tuxpaint/">John Popplewell's "Tux Paint - MinGW/MSYS build instructions" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
+                  Download <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">a patch file</a> from <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
               </ul>
               <p>
                 Build and install SDL_Pango as follows.                <blockquote>
@@ -441,11 +441,11 @@
           </blockquote>
 
           <h4>
-            Install SDL_Pango and SDL_gfx. Re-install SDL on the 32bit environment          </h4>
+            Install SDL_Pango and SDL_gfx on the 32bit environment          </h4>
 
           <blockquote>
             <p>
-              SDL_Pango and SDL_gfx should be installed manually. In addition, you have to re-install SDL from the source code or you will see unnecessary blank window opens when starting Tux Paint.            </p>
+              SDL_Pango and SDL_gfx should be installed manually.            </p>
             <p>
               This time, use the MinGW "32bit" shell. Open the shell from the "Start Menu" -&gt; "MSYS2 64bit" -&gt; "MSYS2 MinGW 32-bit"            </p>
 
@@ -459,7 +459,7 @@
                 <li>
                   Download <a href="https://sourceforge.net/projects/sdlpango/files/SDL_Pango/0.1.2/SDL_Pango-0.1.2.tar.gz/download">source tar-ball of SDL_Pango-0.1.2</a> from <a href="https://sourceforge.net/projects/sdlpango/">SDL_Pango's page on Sourceforge.net</a>.                </li>
                 <li>
-                  Download <a href="http://johnnypops.co.uk/tuxpaint/SDL_Pango-configure-extra-api.patch">a patch file</a> from <a href="http://www.johnnypops.co.uk/tuxpaint/">John Popplewell's "Tux Paint - MinGW/MSYS build instructions" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
+                  Download <a href="https://z1.plala.jp/tuxpaint/SDL_Pango-extra-api.patch">a patch file</a> from <a href="https://z1.plala.jp/tuxpaint/buildwin.html">"Compiling Tux Paint using MinGW/MSYS2" webpage</a>.                  (This adds some extra (required) functionality to SDL_Pango.)                </li>
               </ul>
               <p>
                 Build and install SDL_Pango as follows.                <blockquote>