refine slu behaviour

data/style.css

@@ -47,7 +47,7 @@
 }
 
 .confirm {
-    font: bold 14;
+    font: bold 20;
     background: #ff9999;
 }
 

main.py

@@ -72,10 +72,10 @@ class ScriptedASR(Gtk.Window):
         # setup singletons 
         osc.setup(osc_host, osc_port)
         actions.setup(self.confirmer, self.xmlview)
+        self.current_section = 0
 
     def set_section(self, section_id):
         self.xmlview.set_section(section_id)
-        self.previous_actions = 0
 
     def slu_finished(self, model, slu_output):
         for action_id in range(self.previous_actions, model.num_actions()):
@@ -94,6 +94,9 @@ class ScriptedASR(Gtk.Window):
         #hyp = ' '.join(hyp).replace('[noise]', ' ').split()
         words = hyp[-1].strip().replace('_', ' ').split()
         section_id = self.xmlview.get_section()
+        if self.current_section != section_id:
+            self.previous_actions = 0
+            self.current_section = section_id
         #print section_id
         if section_id in self.slu:
             model = self.slu[section_id]