diff --git a/Stuff/Modules/explorer.py b/Stuff/Modules/explorer.py
index 58bd16f..01b1b6c 100644
--- a/Stuff/Modules/explorer.py
+++ b/Stuff/Modules/explorer.py
@@ -915,6 +915,7 @@ def _setParameterDisplays(self, timeReset):
             self.entrancesVar.set("0")
             self.selectedPVar.set("-")
 
+
     def _changeButtonStatuses(self):
         if not self.showTrackVar.get():
             self.playBut.state(["!disabled"])
@@ -962,7 +963,9 @@ def graphPopUp(self, event):
         parameters = {"CM": ("periodicity", "mobility", "immobility", "entrances", "shocks",
                              "bad points", "thigmotaxis"),
                       "MWM": ("mobility", "immobility", "bad points", "thigmotaxis", "passes"),
-                      "OF": ("mobility", "immobility", "bad points", "thigmotaxis")}
+                      "OF": ("mobility", "immobility", "bad points", "thigmotaxis"),
+                      "RA": ("mobility", "immobility", "entrances", "shocks", "bad points",
+                             "thigmotaxis")}
         parameters["CMSF"] = parameters["CM"]
 
         for parameter in parameters[m.mode]:
diff --git a/Stuff/Modules/filestorage.py b/Stuff/Modules/filestorage.py
index e703b35..bec265a 100644
--- a/Stuff/Modules/filestorage.py
+++ b/Stuff/Modules/filestorage.py
@@ -441,12 +441,15 @@ def openRoomFile(self, arenafile):
         if arenafile in self.fileStorage.pairedfiles:
             roomfile = self.fileStorage.pairedfiles[arenafile]
         else:
-            if "Arena" in basename(arenafile):
+            if m.pairing[m.mode][0] in basename(arenafile):
                 splitName = os.path.split(arenafile)
-                roomfile = os.path.join(splitName[0], splitName[1].replace("Arena", "Room"))                    
-            elif "arena" in basename(arenafile):
+                roomfile = os.path.join(splitName[0], splitName[1].replace(m.pairing[m.mode][0],
+                                                                           m.pairing[m.mode][1]))                    
+            elif m.pairing[m.mode][0].lower() in basename(arenafile):
                 splitName = os.path.split(arenafile)
-                roomfile = os.path.join(splitName[0], splitName[1].replace("arena", "room"))
+                roomfile = os.path.join(splitName[0],
+                                        splitName[1].replace(m.pairing[m.mode][0].lower(),
+                                                             m.pairing[m.mode][1].lower()))
         if roomfile:
             os.startfile(roomfile)
         else:
diff --git a/Stuff/Modules/graphs.py b/Stuff/Modules/graphs.py
index 0fa4bd9..5965e2c 100644
--- a/Stuff/Modules/graphs.py
+++ b/Stuff/Modules/graphs.py
@@ -19,7 +19,7 @@
 
 from tkinter import *
 from tkinter import ttk
-from math import degrees, atan2, floor
+from math import degrees, atan2, floor, ceil
 
 from optionget import optionGet
 import mode as m
@@ -177,7 +177,8 @@ def distance(line):
                     return cm.radius - min([line[2] - x0, x1 - line[2], line[3] - y0, y1 - line[3]])
             else:
                 def distance(line):
-                    return ((line[2] - cm.centerX)**2 + (line[3] - cm.centerY)**2)**0.5
+                    x, y = line[cm.indices]
+                    return ((x - cm.centerX)**2 + (y - cm.centerY)**2)**0.5
             for content in cm.data[start:]:
                 if content[1] <= self.maxTime: 
                     if distance(content) >= border:
@@ -341,13 +342,9 @@ def compute(self, cm, skip = 12, smooth = 2):
                 self.points.append((avgSpeed / (smoothCounter % smooth)))
 
         # computing maximum speed depicted on y-axis
-        maxSpeed = max(self.points)
-        if round(maxSpeed, -1) <= maxSpeed:
-            self.maxY = round(maxSpeed, -1) + 10
-        else:
-            self.maxY = round(maxSpeed, -1)
+        self.maxY = ceil(max(self.points) / 10) * 10
+
 
- 
     def CM_loaded(self, cm, initTime = 0, minTime = 0, maxTime = "max"):
         """creates graph when CM file is loaded
            parameter initTime is the time of the player when the graph is initialized
diff --git a/Stuff/Modules/ra.py b/Stuff/Modules/ra.py
index bb14af9..292ea53 100644
--- a/Stuff/Modules/ra.py
+++ b/Stuff/Modules/ra.py
@@ -96,12 +96,17 @@ def _addReinforcedSector(self, string, position):
         self.sectorRadius = eval(string[position+1])   
          
    
-
     def _cacheRemoval(self):
         if (self.nameA, self.nameR) in RA.cache:
             RA.cache.pop((self.nameA, self.nameR))   
 
 
+    def _returnSame(self, missing):
+        toDeleteRat = self._findSame(slice(7,9), missing)
+        addMissing = {row[0] - 1 for row in self.data if tuple(row[7:9]) in toDeleteRat}
+        return addMissing
+
+
     def removeReflections(self, points = None, deleteSame = True, bothframes = True):
         if points == None:
             ps = self.findReflections(time = "max", startTime = 0, results = "indices")
@@ -113,7 +118,6 @@ def removeReflections(self, points = None, deleteSame = True, bothframes = True)
         super().removeReflections(points = ps, deleteSame = deleteSame, bothframes = True)
 
 
-
     def _removalCondition(self, row, i, before, reflection):
         """conditions in order of appearance:
             large speed between the row and before row
diff --git a/Stuff/Modules/version.py b/Stuff/Modules/version.py
index bc65f75..1d446eb 100644
--- a/Stuff/Modules/version.py
+++ b/Stuff/Modules/version.py
@@ -21,7 +21,7 @@ def version():
     return ['0', '4', '0']
 
 def date():
-    return "23 April 2014"
+    return "26 April 2014"
 
 def copyleft():
     return "2013, 2014"