diff --git a/admin/scripts/joj-container-backup b/admin/scripts/joj-container-backup
index 083f556..93b2d48 100755
--- a/admin/scripts/joj-container-backup
+++ b/admin/scripts/joj-container-backup
@@ -3,12 +3,10 @@
 DATE=$(date +"%y%m%d")
 
 bck_list() {
-
 	zfs list -t snapshot
 }
 
 bck_update() {
-
 	zfs set sync=standard joj
 	sleep 5
 	LIST=($(zfs list -j -t snapshot | jq -rc '[ .datasets | .[] | {dataset: .dataset, version: .snapshot_name} ] | group_by(.dataset) | map({(.[0].dataset): .[-1].version}) | .[]' | tr "\n" " " | sed 's/[{}:"]/ /g'))
@@ -17,53 +15,42 @@ bck_update() {
 		zfs send -v -i ${LIST[i]}@${LIST[$((i+1))]} ${LIST[i]}@$DATE | ssh manuel@202.121.180.23 ${LIST[i]/joj\/}
 	done
 	zfs set sync=disabled joj
-
 }
 
 bck_prune() {
-	
 	LIST=($(zfs list -j -t snapshot | jq -rc '[ .datasets | .[] | {dataset: .dataset, version: .snapshot_name} ] | group_by(.dataset) | map({(.[0].dataset): .[-3].version}) | .[]' | tr "\n" " " | sed 's/[{}:"]/ /g'))
 
 	for((i=0; i < ${#LIST[@]}; i+=2)); do 
 		[ "${LIST[$((i+1))]}" != "null" ] && zfs destroy ${LIST[i]}@%${LIST[$((i+1))]}
 	done
-
 }
 
 bck_init() {
-
 	zfs set sync=standard joj
 	sleep 5
 	zfs snapshot joj/$FS
 	zfs send -v joj/$FS | ssh manuel@202.121.180.23 $FS
 	zfs set sync=disabled joj
-
 }
 
 test_net() {
-	
 	if ! ping -c 1 202.121.180.23; then
 		echo "Error: backup server cannot be reached."
 		exit 20
 	fi
-
 }
 
 case $1 in
-
 	list) 
 		bck_list 
 		;;
-
 	update) 
 		test_net
 		bck_update 
 		;;
-
 	prune) 
 		bck_prune
 		;;
-
 	init) 
 		test_net
 		shift
@@ -75,7 +62,6 @@ case $1 in
 			bck_init 
 		fi
 		;;
-
 	*) 
 		echo "Usage: $0 [list|init FSname|update|prune]"
 		;;