diff --git a/scripts/duty.sc b/scripts/duty.sc
index 200fe88..648380f 100755
--- a/scripts/duty.sc
+++ b/scripts/duty.sc
@@ -1,8 +1,7 @@
-echo "#!type line" >#duty
-duty 10 "MSP430 Core.active" CC2420.listen CC2420.transmit "Tmote Sky.0" >#duty
-echo "#!"
-echo "#!set 0 label CPU" >#duty
-echo "#!set 1 label Listen" >#duty
-echo "#!set 2 label Transmit" >#duty
-echo "#!set 3 label LEDS" >#duty
-echo "#!title Duty Cycle" >#duty
\ No newline at end of file
+echo "#!type line" | window duty
+duty 10 "MSP430 Core.active" CC2420.listen CC2420.transmit "Tmote Sky.0" | window duty
+echo "#!set 0 label CPU" | window duty
+echo "#!set 1 label Listen" | window duty
+echo "#!set 2 label Transmit" | window duty
+echo "#!set 3 label LEDS" | window duty
+echo "#!title Duty Cycle" | window duty
\ No newline at end of file