diff --git a/extension/chrome/content/main.xul b/extension/chrome/content/main.xul
index 4f0d6c8..535f6de 100644
--- a/extension/chrome/content/main.xul
+++ b/extension/chrome/content/main.xul
@@ -303,7 +303,16 @@
                         label="Weather" oncommand="if (!elem('map_weather').checked) gmap.set_overlay(null);" />
 	    </hbox>
             
-            <html:div flex="1" id="gmap" />
+            <grid flex="1">
+                <columns>
+                    <column flex="1" />
+                </columns>
+                <rows>
+                    <row flex="1">
+                        <html:div flex="1" id="gmap" />
+                    </row>
+                </rows>
+            </grid>
             <html:div id="map-status">
                 <span>»&map.altitude;</span>
                 <strong id="prof-alt"> </strong>
@@ -314,7 +323,7 @@
                 <span>»&map.time;</span>
                 <strong id="prof-time"></strong>
             </html:div>
-            <html:div id="gprofile" />
+            <html:div id="gprofile"/>
 	  </vbox>
 	</hbox>
       </tabpanel>
diff --git a/extension/install.rdf b/extension/install.rdf
index 1d361e0..dff53ea 100644
--- a/extension/install.rdf
+++ b/extension/install.rdf
@@ -5,7 +5,7 @@
   <RDF:Description RDF:about="rdf:#$7c5kD"
                    em:id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}"
                    em:minVersion="3.0"
-                   em:maxVersion="5.*" />
+                   em:maxVersion="6.*" />
   <RDF:Description RDF:about="urn:mozilla:install-manifest"
                    em:id="gipsy@pgweb.cz"
 		   em:unpack="true"