Index: gc_lang/fr/oxt/About/About.py
==================================================================
--- gc_lang/fr/oxt/About/About.py
+++ gc_lang/fr/oxt/About/About.py
@@ -40,11 +40,11 @@
             self.xGLOptionNode = helpers.getConfigSetting("/org.openoffice.Lightproof_grammalecte/Other/", True)
 
             # dialog
             self.xDialog = self.xSvMgr.createInstanceWithContext('com.sun.star.awt.UnoControlDialogModel', self.ctx)
             self.xDialog.Width = 160
-            self.xDialog.Height = 320
+            self.xDialog.Height = 380
             self.xDialog.Title = ui.get('windowtitle')
             xWindowSize = helpers.getWindowSize()
             self.xDialog.PositionX = int((xWindowSize.Width / 2) - (self.xDialog.Width / 2))
             self.xDialog.PositionY = int((xWindowSize.Height / 2) - (self.xDialog.Height / 2))
 
@@ -87,17 +87,20 @@
             # other
             self._addWidget('line', 'FixedLine', 10, 140, nLblWidth, 10)
 
             # sponsors
             self._addWidget('lblMsg', 'FixedText', 10, 155, nLblWidth, 10, Label = ui.get('message'), FontDescriptor = xFD2, Align = 1)
-            self._addWidget('lblURL1', 'FixedHyperlink', 10, 170, nLblWidth, 10, Label = ui.get('sponsor'), \
+            self._addWidget('lblURLMouette', 'FixedHyperlink', 10, 170, nLblWidth, 10, Label = ui.get('sponsor'), \
                             Align = 1, URL="http://lamouette.org/?from=grammalecte-lo", FontDescriptor = xFD3, TextColor = nURLcolor)
-            self._addWidget('imgSponsor', 'ImageControl', 5, 180, 150, 50, ImageURL = sExtPath+"/img/LaMouette_small.png", Border = 0, ScaleMode = 1)
-            self._addWidget('lblURL2', 'FixedHyperlink', 10, 235, nLblWidth, 10, Label = ui.get('sponsor2'), \
+            self._addWidget('imgSponsor1', 'ImageControl', 5, 180, 150, 50, ImageURL = sExtPath+"/img/LaMouette_small.png", Border = 0, ScaleMode = 1)
+            self._addWidget('lblURLAlgoo', 'FixedHyperlink', 10, 235, nLblWidth, 10, Label = ui.get('sponsor2'), \
                             Align = 1, URL="https://www.algoo.fr/?from=grammalecte-lo", FontDescriptor = xFD3, TextColor = nURLcolor)
             self._addWidget('imgSponsor2', 'ImageControl', 5, 245, 150, 50, ImageURL = sExtPath+"/img/Algoo_logo.png", Border = 0, ScaleMode = 1)
-            self._addWidget('lblURL3', 'FixedHyperlink', 10, 300, nLblWidth, 10, Label = ui.get('link'), \
+            self._addWidget('lblURLGrenoble', 'FixedHyperlink', 10, 300, nLblWidth, 10, Label = ui.get('sponsor3'), \
+                            Align = 1, URL="https://www.grenoble.fr/?from=grammalecte-lo", FontDescriptor = xFD3, TextColor = nURLcolor)
+            self._addWidget('imgSponsor3', 'ImageControl', 5, 310, 150, 50, ImageURL = sExtPath+"/img/Grenoble_logo.png", Border = 0, ScaleMode = 1)
+            self._addWidget('lblURLothers', 'FixedHyperlink', 10, 365, nLblWidth, 10, Label = ui.get('others'), \
                             Align = 1, URL="https://grammalecte.net/#thanks", FontDescriptor = xFD1, TextColor = nURLcolor)
 
             # container
             self.xContainer = self.xSvMgr.createInstanceWithContext('com.sun.star.awt.UnoControlDialog', self.ctx)
             self.xContainer.setModel(self.xDialog)

Index: gc_lang/fr/oxt/About/ab_strings.py
==================================================================
--- gc_lang/fr/oxt/About/ab_strings.py
+++ gc_lang/fr/oxt/About/ab_strings.py
@@ -29,11 +29,12 @@
         "console": "Console",
 
         "message": "Avec le soutien de",
         "sponsor": "La Mouette…",
         "sponsor2": "Algoo…",
-        "link": "… et de nombreux contributeurs.",
+        "sponsor3": "la ville de Grenoble…",
+        "others": "… et de nombreux contributeurs.",
 
         "close": "~OK"
     },
     "en": {
         "windowtitle": "About…",
@@ -46,10 +47,11 @@
         "console": "Console",
 
         "message": "With the support of",
         "sponsor": "La Mouette…",
         "sponsor2": "Algoo…",
-        "link": "… and many contributors.",
+        "sponsor3": "City of Grenoble…",
+        "others": "… and many contributors.",
 
         "close": "~OK"
     }
 }

Index: gc_lang/fr/webext/panel/main.html
==================================================================
--- gc_lang/fr/webext/panel/main.html
+++ gc_lang/fr/webext/panel/main.html
@@ -61,10 +61,11 @@
 
           <div id="thanks">
             <p class="center">Grammalecte remercie</p>
             <p class="center"><img id="link_sponsor1" class="link border" src="../img/LaMouette.png" alt="La Mouette" data-url="http://www.lamouette.org/?from=grammalecte-fx" /></p>
             <p class="center"><img id="link_sponsor2" class="link border" src="../img/Algoo_logo.png" alt="Algoo" data-url="https://www.algoo.fr/?from=grammalecte-fx" /></p>
+            <p class="center"><img id="link_grenoble" class="link border" src="../img/Grenoble_logo.png" alt="Ville de Grenoble" data-url="https://www.grenoble.fr/" /></p>
             <p id="link_othersponsors" class="link center" data-url="http://grammalecte.net/#thanks">
               et tous ceux qui l’ont soutenu
             </p>
           </div>
         </section> <!-- #home_page -->