Pass delay from nn() to bb()

dotfiles/bash/main.bashrc

 
 nn() {
     #
-    # Ring the bell and send notification $1
+    # Ring the bell and send notification $1 after $2 time
     #
     local msg=${1:-this is done}
-    bb
+    local stime=$2
+    bb "$stime"
     echo -e "hey, \033[1;31m$msg\033[1;0m!"
     notify-send -a 'nn()' "hey, $msg"
 }