diff --git a/extensions/fablabchemnitz_drawdirections.py b/extensions/fablabchemnitz_drawdirections.py
index 610bf66e..42053a0f 100644
--- a/extensions/fablabchemnitz_drawdirections.py
+++ b/extensions/fablabchemnitz_drawdirections.py
@@ -4,29 +4,32 @@ import inkex
 from inkex.paths import Path
 from inkex import Circle
 
-# Draws red points at the path's beginning and blue point at the path's end
-
 class StartEndPoints(inkex.Effect):
 
+    def drawCircle(self, group, color, point):
+        style = inkex.Style({'stroke': 'none', 'fill': color})
+        startCircle = group.add(Circle(cx=str(point[0]), cy=str(point[1]), r=str(self.svg.unittouu(str(self.options.dotsize/2) + "px"))))
+        startCircle.style = style
+
     def __init__(self):
         inkex.Effect.__init__(self)
         self.arg_parser.add_argument("--dotsize", type=int, default=10, help="Dot size (px) for self-intersecting points")
    
     def effect(self):
-        dot_group = node.getparent().add(inkex.Group())
+        dot_group = self.svg.add(inkex.Group())
     
-        for node in self.svg.selection.values():
-        
+        for node in self.svg.selection.filter(inkex.PathElement):
             points = list(node.path.end_points)
             start = points[0]
             end = points[len(points) - 1]
-                       
-            style = inkex.Style({'stroke': 'none', 'fill': '#FF0000'})
-            startCircle = dot_group.add(Circle(cx=str(start[0]), cy=str(start[1]), r=str(self.svg.unittouu(str(self.options.dotsize/2) + "px"))))
-            startCircle.style = style
+                    
+            if start[0] == end[0] and start[1] == end[1]:
+                self.drawCircle(dot_group, '#00FF00', start) 
+                self.drawCircle(dot_group, '#FFFF00', points[1]) #draw one point which gives direction of the path
+            else: #open contour with start and end point
+                self.drawCircle(dot_group, '#FF0000', start)
+                self.drawCircle(dot_group, '#0000FF', end)
             
-            style = inkex.Style({'stroke': 'none', 'fill': '#0000FF'})
-            endCircle = dot_group.add(Circle(cx=str(end[0]), cy=str(end[1]), r=str(self.svg.unittouu(str(self.options.dotsize/2) + "px"))))
-            endCircle.style = style
+
             
 StartEndPoints().run()
\ No newline at end of file
diff --git a/extensions/fablabchemnitz_migrategroups.inx b/extensions/fablabchemnitz_migrategroups.inx
index 9743b4f6..c7a6da92 100644
--- a/extensions/fablabchemnitz_migrategroups.inx
+++ b/extensions/fablabchemnitz_migrategroups.inx
@@ -4,6 +4,7 @@
     <id>fablabchemnitz.de.migrategroups</id>
     <label>What elements to migrate?</label>
     <label>Unchecked item types will be deleted!</label>
+    <param name="svg" type="bool" gui-text="svg">true</param>
     <param name="rect" type="bool" gui-text="rect">true</param>
     <param name="circle" type="bool" gui-text="circle">true</param>
     <param name="ellipse" type="bool" gui-text="ellipse">true</param>
diff --git a/extensions/fablabchemnitz_migrategroups.py b/extensions/fablabchemnitz_migrategroups.py
index 9a52175c..25d6f642 100644
--- a/extensions/fablabchemnitz_migrategroups.py
+++ b/extensions/fablabchemnitz_migrategroups.py
@@ -21,6 +21,7 @@ class MigrateGroups(inkex.Effect):
     
     def __init__(self):
         inkex.Effect.__init__(self)
+        self.arg_parser.add_argument("--svg", type=inkex.Boolean, default=True, help="svg")
         self.arg_parser.add_argument("--rect", type=inkex.Boolean, default=True, help="rect")
         self.arg_parser.add_argument("--circle", type=inkex.Boolean, default=True, help="circle")
         self.arg_parser.add_argument("--ellipse", type=inkex.Boolean, default=True, help="ellipse")
@@ -35,6 +36,7 @@ class MigrateGroups(inkex.Effect):
     def effect(self):
     
         namespace = []
+        namespace.append("{http://www.w3.org/2000/svg}svg")     if self.options.svg else ""
         namespace.append("{http://www.w3.org/2000/svg}rect")     if self.options.rect else ""
         namespace.append("{http://www.w3.org/2000/svg}circle")   if self.options.circle else ""
         namespace.append("{http://www.w3.org/2000/svg}ellipse")  if self.options.ellipse else ""