--- a/python/pavement.py	Wed Nov 27 03:22:01 2013 -0500
+++ b/python/pavement.py	Thu Nov 28 00:48:24 2013 -0500
@@ -18,15 +18,15 @@
         self.data = data
         self.nMeasures = len(data)
 
-    def plot(self, measure, dayRatio = 1.):
+    def plot(self, measure, options = 'o', dayRatio = 1., **kwargs):
         from matplotlib.pyplot import plot
         plot(self.data['jours']/float(dayRatio), 
-             self.data[measure])
+             self.data[measure], options, **kwargs)
 
-    def plotRetroreflectivity(self, dayRatio = 1.):
+    def plotRetroreflectivity(self, options = 'o', dayRatio = 1., **kwargs):
         for i in range(1,7):
-            self.plot('retro_{}'.format(i), dayRatio)
+            self.plot('retro_{}'.format(i), options, dayRatio, **kwargs)
 
-    def plotDurability(self, dayRatio = 1.):
+    def plotDurability(self, options = 'o', dayRatio = 1., **kwargs):
         for i in range(1,7):
-            self.plot('dur_{}'.format(i), dayRatio)
+            self.plot('dur_{}'.format(i), options, dayRatio, **kwargs)