diff -r c5d6811b9630 -r f44e4855e8e5 eskp.py
--- a/eskp.py	Fri Mar 11 13:59:53 2016 +0100
+++ b/eskp.py	Fri Mar 11 14:11:21 2016 +0100
@@ -108,16 +108,24 @@
     dates = get_valid_dates(FILES)
     ndates = len(dates)
     ind = dates.index(date_show)
+    navitexts = []
     if ind ==0 :
         chosendates = [dates[ind+1]]
+        navitexts.append('next ->')
+
     elif ind >= ndates - 1:
         chosendates= [dates[ind-1]]
+        navitexts.append('<- prev')
     else:
         chosendates = [dates[ind-1], dates[ind+1]]
+        navitexts.append('<- prev')
+        navitexts.append('next ->')
     menue = []
-    for date in chosendates:
-        text_date = date[-2:] + '.' + date[-4:-2] + '.'
-        menue.append(('/ozoneloss/uvmap/' + date, _(text_date)))
+
+    for i in range(len(chosendates)):
+        date = chosendates[i]
+        navitext = navitexts[i]
+        menue.append(('/ozoneloss/uvmap/' + date, _(navitext)))
     return menue
 
 
@@ -342,4 +350,4 @@
 
 
 if __name__ == "__main__":
-    app.run(host='localhost', port=5014, debug=True)
+    app.run(host='localhost', port=5014)