diff --git a/iwla.py b/iwla.py
index c467687..2f01132 100755
--- a/iwla.py
+++ b/iwla.py
@@ -84,9 +84,9 @@ class IWLA(object):
     def hasBeenViewed(self, request):
         return int(request['status']) in conf.viewed_http_codes
 
-    def getCurDisplayRoot(self):
+    def getCurDisplayPath(self, filename):
         cur_time = self.meta_infos['last_time']
-        return '%d/%d/' % (cur_time.tm_year, cur_time.tm_mon)
+        return os.path.join(str(cur_time.tm_year), str(cur_time.tm_mon), filename)
 
     def _clearMeta(self):
         self.meta_infos = {
@@ -99,7 +99,7 @@ class IWLA(object):
 	return self.display
 
     def getDBFilename(self, time):
-        return (conf.DB_ROOT + '%d/%d/%s') % (time.tm_year, time.tm_mon, conf.DB_FILENAME)
+        return os.path.join(conf.DB_ROOT, str(time.tm_year), str(time.tm_mon), conf.DB_FILENAME)
 
     def _serialize(self, obj, filename):
         base = os.path.dirname(filename)
@@ -220,14 +220,14 @@ class IWLA(object):
 
     def getDisplayIndex(self):
         cur_time = self.meta_infos['last_time']
-        filename = '%s/index.html' % (self.getCurDisplayRoot())
+        filename = self.getCurDisplayPath('index.html')
 
         return self.display.getPage(filename)
 
     def _generateDisplayDaysStat(self):
         cur_time = self.meta_infos['last_time']
         title = 'Stats %d/%d' % (cur_time.tm_mon, cur_time.tm_year)
-        filename = '%s/index.html' % (self.getCurDisplayRoot())
+        filename = self.getCurDisplayPath('index.html')
         print '==> Generate display (%s)' % (filename)
         page = DisplayHTMLPage(title, filename)
 
diff --git a/plugins/display/all_visits.py b/plugins/display/all_visits.py
index ae9ed40..13e160b 100644
--- a/plugins/display/all_visits.py
+++ b/plugins/display/all_visits.py
@@ -18,7 +18,7 @@ class IWLADisplayAllVisits(IPlugin):
         title = time.strftime('All visits - %B %Y', self.iwla.getCurTime())
 
         filename = 'all_visits.html'
-        path = '%s/%s' % (self.iwla.getCurDisplayRoot(), filename)
+        path = self.iwla.getCurDisplayPath(filename)
 
         page = DisplayHTMLPage(title, path)
         table = DisplayHTMLBlockTable('Last seen', ['Host', 'Pages', 'Hits', 'Bandwidth', 'Last seen'])
diff --git a/plugins/display/referers.py b/plugins/display/referers.py
index 329f998..06a87c0 100644
--- a/plugins/display/referers.py
+++ b/plugins/display/referers.py
@@ -55,7 +55,7 @@ class IWLADisplayReferers(IPlugin):
         title = time.strftime('Connexion from - %B %Y', cur_time)
 
         filename = 'referers.html'
-        path = '%s/%s' % (self.iwla.getCurDisplayRoot(), filename)
+        path = self.iwla.getCurDisplayPath(filename)
 
         page = DisplayHTMLPage(title, path)
         table = DisplayHTMLBlockTable('Connexion from', ['Origin', 'Pages', 'Hits'])
@@ -94,7 +94,7 @@ class IWLADisplayReferers(IPlugin):
         title = time.strftime('Key Phrases - %B %Y', cur_time)
 
         filename = 'key_phrases.html'
-        path = '%s/%s' % (self.iwla.getCurDisplayRoot(), filename)
+        path = self.iwla.getCurDisplayPath(filename)
 
         page = DisplayHTMLPage(title, path)
         table = DisplayHTMLBlockTable('Top key phrases', ['Key phrase', 'Search'])
diff --git a/plugins/display/top_downloads.py b/plugins/display/top_downloads.py
index 44141a9..efe92d3 100644
--- a/plugins/display/top_downloads.py
+++ b/plugins/display/top_downloads.py
@@ -25,7 +25,7 @@ class IWLADisplayTopDownloads(IPlugin):
         title = time.strftime('Top Downloads - %B %Y', self.iwla.getCurTime())
 
         filename = 'top_downloads.html'
-        path = '%s/%s' % (self.iwla.getCurDisplayRoot(), filename)
+        path = self.iwla.getCurDisplayPath(filename)
 
         page = DisplayHTMLPage(title, path)
         table = DisplayHTMLBlockTable('All Downloads', ['URI', 'Hit'])        
diff --git a/plugins/display/top_hits.py b/plugins/display/top_hits.py
index fb7fe47..e196de9 100644
--- a/plugins/display/top_hits.py
+++ b/plugins/display/top_hits.py
@@ -25,7 +25,7 @@ class IWLADisplayTopHits(IPlugin):
         title = time.strftime('All Hits - %B %Y', self.iwla.getCurTime())
 
         filename = 'top_hits.html'
-        path = '%s/%s' % (self.iwla.getCurDisplayRoot(), filename)
+        path = self.iwla.getCurDisplayPath(filename)
 
         page = DisplayHTMLPage(title, path)
         table = DisplayHTMLBlockTable('Top Hits', ['URI', 'Entrance'])        
diff --git a/plugins/display/top_pages.py b/plugins/display/top_pages.py
index e2e29c0..ddd68b9 100644
--- a/plugins/display/top_pages.py
+++ b/plugins/display/top_pages.py
@@ -25,7 +25,7 @@ class IWLADisplayTopPages(IPlugin):
         title = time.strftime('All Pages - %B %Y', self.iwla.getCurTime())
 
         filename = 'top_pages.html'
-        path = '%s/%s' % (self.iwla.getCurDisplayRoot(), filename)
+        path = self.iwla.getCurDisplayPath(filename)
 
         page = DisplayHTMLPage(title, path)
         table = DisplayHTMLBlockTable('Top Pages', ['URI', 'Entrance'])