-<% if params['mlon'] and params['mlat'] %>
-<% marker = true %>
-<% mlon = h(params['mlon']) %>
-<% mlat = h(params['mlat']) %>
-<% end %>
-
-<% if params['minlon'] and params['minlat'] and params['maxlon'] and params['maxlat'] %>
-<% bbox = true %>
-<% minlon = h(params['minlon']) %>
-<% minlat = h(params['minlat']) %>
-<% maxlon = h(params['maxlon']) %>
-<% maxlat = h(params['maxlat']) %>
-<% end %>
-
-<% if params['lon'] and params['lat'] %>
-<% lon = h(params['lon']) %>
-<% lat = h(params['lat']) %>
-<% zoom = h(params['zoom'] || '5') %>
-<% layers = h(params['layers']) %>
-<% elsif params['mlon'] and params['mlat'] %>
-<% lon = h(params['mlon']) %>
-<% 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 @user and !@user.home_lon.nil? and !@user.home_lat.nil? %>
-<% lon = @user.home_lon %>
-<% lat = @user.home_lat %>
-<% zoom = '10' %>
-<% else %>
-<% session[:location] = OSM::IPLocation(request.env['REMOTE_ADDR']) unless session[:location] %>
-<% if session[:location] %>
-<% bbox = true %>
-<% minlon = session[:location][:minlon] %>
-<% minlat = session[:location][:minlat] %>
-<% maxlon = session[:location][:maxlon] %>
-<% maxlat = session[:location][:maxlat] %>
-<% else %>
-<% lon = '-0.1' %>
-<% lat = '51.5' %>
-<% zoom = h(params['zoom'] || '5') %>
-<% layers = h(params['layers']) %>
-<% end %>
-<% end %>
+<%
+if params['mlon'] and params['mlat']
+ marker = true
+ mlon = h(params['mlon'])
+ mlat = h(params['mlat'])
+end
+
+if params['minlon'] and params['minlat'] and params['maxlon'] and params['maxlat']
+ bbox = true
+ minlon = h(params['minlon'])
+ minlat = h(params['minlat'])
+ maxlon = h(params['maxlon'])
+ maxlat = h(params['maxlat'])
+end
+
+# Decide on a lat lon to initialise the map with. Various ways of doing this
+if params['lon'] and params['lat']
+ lon = h(params['lon'])
+ lat = h(params['lat'])
+ zoom = h(params['zoom'] || '5')
+ layers = h(params['layers'])
+
+elsif params['mlon'] and params['mlat']
+ lon = h(params['mlon'])
+ lat = h(params['mlat'])
+ zoom = h(params['zoom'] || '12')
+ layers = h(params['layers'])
+
+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
+ zoom = '10'
+else
+ session[:location] = OSM::IPLocation(request.env['REMOTE_ADDR']) unless session[:location]
+
+ if session[:location]
+ bbox = true
+ minlon = session[:location][:minlon]
+ minlat = session[:location][:minlat]
+ maxlon = session[:location][:maxlon]
+ maxlat = session[:location][:maxlat]
+ else
+ lon = '-0.1'
+ lat = '51.5'
+ zoom = h(params['zoom'] || '5')
+ end
+ layers = h(params['layers'])
+end
+%>