diff --git a/acatcher/fix_windows.sh b/acatcher/fix_windows.sh
index 43bdb6e..a9c5860 100755
--- a/acatcher/fix_windows.sh
+++ b/acatcher/fix_windows.sh
@@ -9,12 +9,6 @@ CHROME_HEIGHT_OFFSET=40
 
 # end of user configurable section
 
-# need room file
-if [ ! -f "$1" ]; then
-  echo "ERROR: need room file"
-  exit 1
-fi
-
 # get screen width and height
 WIDTH=`xdpyinfo | grep dimensions | awk '{print $2}' | awk -Fx '{print $1}'`
 HEIGHT=`xdpyinfo | grep dimensions | awk '{print $2}' | awk -Fx '{print $2}'`
@@ -25,9 +19,10 @@ X=0
 Y=$CHROME_HEIGHT_OFFSET
 NUM=0
 
-while read ROOM; do
+while read ROOM_LINE; do
+  ROOM="`echo $ROOM_LINE | cut -d\| -f 1`"
+  NUM=`echo $ROOM_LINE | cut -d\| -f 4`
   HEX="`echo "obase=16; $NUM" | bc | tr '[A-Z]' '[a-z]'`"
-  echo "check $ROOM num $NUM hex $HEX"
   WINTITLE="[$HEX] $ROOM"
   echo "moving $WINTITLE to $X,$Y"
   wmctrl -Fr "$WINTITLE" -e "0,$X,$Y,$WINDOW_WIDTH,$WINDOW_HEIGHT"
@@ -38,4 +33,4 @@ while read ROOM; do
     X=0
     Y=$((Y+WINDOW_HEIGHT+CHROME_HEIGHT_OFFSET))
   fi
-done < "$1"
+done < HOSTS