diff --git a/pmf-suspend b/pmf-suspend
index 6b67416..afaa0e1 100644
--- a/pmf-suspend
+++ b/pmf-suspend
@@ -1,19 +1,61 @@
 #!/bin/bash
 
+# Help
+if [[ $1 == "help" || $1 == "--help" ]]; then
+    echo -e "Usage:
+   pmf-suspend                 Suspend system
+   pmf-suspend [help|--help]   Show this message
+   pmf-suspend 1 2 3           Timer will be set to 1s, 2m, 3h
+   pmf-suspend 0 30            Timer will be set to 30 mintues
+
+Info:
+   Author: Livila.
+   Version: 1.0
+
+   This program is used for when you want to suspend your computer with a timer.
+   As pm-suspend does not lock the screen, this will do that automatically when 
+   the timer is finished.
+
+   In order to suspend the system this program must be run as root.";
+fi
+
 # Check if the user is using sudo.
 if [[ $EUID -ne 0 ]]; then
     echo "This script must be run as root, use \"sudo pmf-suspend\" instead." 1>&2
     exit 1
 fi
 
+
+# Calulcate time
+if [ "$3" != "" ]; then
+    hour=$(($3 * 3600));
+fi
+if [ "$2" != "" ]; then
+    minute=$(($2 * 60));
+fi
+if [ "$1" != "" ]; then
+    second=$(($1));
+fi
+
+# Print time and count down
+countdown() {
+    total=$(( $hour + $minute + $second ))
+    while [ $total -gt 0 ]
+    do
+        sleep 1
+        printf "\r%02d:%02d:%02d" $((total/3600)) $(( (total/60)%60)) $((total%60))
+        total=$(( $total - 1 ))
+        wait
+    done
+    echo
+}
+
 # Set user
 user="stina"
 
-# If the user entered anything after the command, assume it is a command for sleep.
-if [ "$1" != "" ]; then
-    eval "sleep $1"
+if [ $1 != "" ]; then
+    countdown
 fi
-
 # Execute scripts
 
 # Lock screen