Merge 7922:8377 from trunk.

app/views/site/edit.rhtml

@@ -1,8 +1,8 @@
-<% if API_STATUS == :offline %>
+<% if OSM_STATUS == :database_offline or OSM_STATUS == :api_offline %>
 <p>The OpenStreetMap database is currently offline while
    essential database maintenance work is carried out.
 </p>
-<% elsif API_STATUS == :readonly %>
+<% elsif OSM_STATUS == :api_readonly %>
 <p>The OpenStreetMap database is currently in read-only mode while
    essential database maintenance work is carried out.
 </p>

app/views/site/index.rhtml

@@ -58,8 +58,8 @@ by the OpenStreetMap project and its contributors.
 <% lat = h(params['mlat']) %>
 <% zoom =  h(params['zoom'] || '12') %>
 <% layers = h(params['layers']) %>
-<% elsif cookies.key?("location") %>
-<% lon,lat,zoom,layers = cookies["location"].split(",") %>
+<% elsif cookies.key?("_osm_location") %>
+<% lon,lat,zoom,layers = cookies["_osm_location"].split("|") %>
 <% elsif @user and !@user.home_lon.nil? and !@user.home_lat.nil? %> 
 <% lon =  @user.home_lon %>
 <% lat =  @user.home_lat %>
@@ -76,8 +76,8 @@ by the OpenStreetMap project and its contributors.
 <% lon =  '-0.1' %>
 <% lat =  '51.5' %>
 <% zoom =  h(params['zoom'] || '5') %>
-<% layers = h(params['layers']) %>
 <% end %>
+<% layers = h(params['layers']) %>
 <% end %>
 
 <%= javascript_include_tag '/openlayers/OpenLayers.js' %>
@@ -113,7 +113,7 @@ by the OpenStreetMap project and its contributors.
     setMapCenter(centre, zoom);
     <% end %>
 
-    <% if layers %>
+    <% if !layers.nil? and !layers.empty? %>
     setMapLayers("<%= layers %>");
     <% end %>
 
@@ -160,7 +160,7 @@ by the OpenStreetMap project and its contributors.
 
     updatelinks(lonlat.lon, lonlat.lat, zoom, layers);
 
-    document.cookie = "location=" + lonlat.lon + "," + lonlat.lat + "," + zoom + "," + layers;
+    document.cookie = "_osm_location=" + lonlat.lon + "|" + lonlat.lat + "|" + zoom + "|" + layers;
   }
 
   function resizeContent() {

app/views/site/offline.rhtml

@@ -0,0 +1,3 @@
+<p>The OpenStreetMap database is currently offline while
+   essential database maintenance work is carried out.
+</p>