diff --git a/sys/util.py b/sys/util.py
index 2fe0018..ccbccb6 100644
--- a/sys/util.py
+++ b/sys/util.py
@@ -8,50 +8,50 @@ from Queue import Queue, Empty
 
 MAGIC_PACKET = ""
 for i in xrange(50):
-	MAGIC_PACKET += chr(random.randrange(ord('a'),ord('z')))
+    MAGIC_PACKET += chr(random.randrange(ord('a'),ord('z')))
 
 
 
 def split_args(txt):
-	SA_S0, SA_QUOT = range(2)
-	split_args_state = SA_S0
-	# FSM:
-	#
-	#   else
-	#    ,--.
-	#    |  V    " 
-	#    `-(S0)----->(QUOT)
-	#        ^         |
-	#        `---------´
-	#             "
-	#
-	args = []
-	current = u""
-	for i in xrange(len(txt)):
-		c = txt[i]
-		if   split_args_state==SA_S0:
-			if c=='"':
-				split_args_state = SA_QUOT
-				if len(current)!=0:
-					args.append(current)
-					current = u""
-			elif c in " \t\n":
-				if len(current)!=0:
-					args.append(current)
-					current = u""
-			else:
-				current += c
-		elif split_args_state==SA_QUOT: 
-			if c=='"':
-				split_args_state = SA_S0
-			else:
-				current += c
-		else:
-			assert False
-	if len(current)!=0:
-		args.append(current)
-	return args
-	
+    SA_S0, SA_QUOT = range(2)
+    split_args_state = SA_S0
+    # FSM:
+    #
+    #   else
+    #    ,--.
+    #    |  V    " 
+    #    `-(S0)----->(QUOT)
+    #        ^         |
+    #        `---------´
+    #             "
+    #
+    args = []
+    current = u""
+    for i in xrange(len(txt)):
+        c = txt[i]
+        if   split_args_state==SA_S0:
+            if c=='"':
+                split_args_state = SA_QUOT
+                if len(current)!=0:
+                    args.append(current)
+                    current = u""
+            elif c in " \t\n":
+                if len(current)!=0:
+                    args.append(current)
+                    current = u""
+            else:
+                current += c
+        elif split_args_state==SA_QUOT: 
+            if c=='"':
+                split_args_state = SA_S0
+            else:
+                current += c
+        else:
+            assert False
+    if len(current)!=0:
+        args.append(current)
+    return args
+    
 
 def get_local_ip():
     def udp_listening_server():
@@ -60,15 +60,15 @@ def get_local_ip():
         s.setblocking(0)
         while True:
             result = select.select([s],[],[],10)
-			if len(result[0])==0 :
-				print "Warning using default local ip"
-				queue.put([config.LOCAL_IP])
-				break
-				
+            if len(result[0])==0 :
+                print "Warning using default local ip"
+                queue.put([config.LOCAL_IP])
+                break
+                
             msg, address = result[0][0].recvfrom(1024)
             msg = unicode(msg)
             if msg == MAGIC_PACKET:
-		        queue.put(address)
+                queue.put(address)
                 break
 
     queue = Queue()