diff --git a/lisp/bels.lsp b/lisp/bels.lsp
new file mode 100644
index 0000000..b5f7e60
--- /dev/null
+++ b/lisp/bels.lsp
@@ -0,0 +1,38 @@
+;
+; Ringing the changes
+; see http://www.ulisp.com/show?1G42
+;
+
+(defvar *bell-pin* 3)
+
+(defun fnd (x lst)
+  (cond
+   ((null lst) nil)
+   ((< x (car lst)) (car lst))
+   (t (fnd x (cdr lst)))))
+   
+(defun sub (new old lst)
+  (cond
+   ((null lst) nil)
+   ((eq old (car lst)) (cons new (cdr lst)))
+   (t (cons (car lst) (sub new old (cdr lst))))))
+
+(defun nxt (lst)
+  (cond
+   ((not (apply > (cdr lst))) (cons (car lst) (nxt (cdr lst))))
+   ((> (car lst) (cadr lst)) nil)
+   (t (let* ((rest (reverse (cdr lst)))
+             (old (fnd (car lst) rest)))
+        (cons old (sub (car lst) old rest))))))
+
+(defun all (fun lst)
+  (when lst
+    (funcall fun lst)
+    (all fun (nxt lst))))
+
+(defun bel (lis)
+  (mapc 
+   (lambda (x) (note *bell-pin* x 4) (delay 500) (note) (delay 125))
+   lis)
+  (delay 500))
+
diff --git a/lisp/sync.sh b/lisp/sync.sh
index 7f91c14..dee2379 100755
--- a/lisp/sync.sh
+++ b/lisp/sync.sh
@@ -1,5 +1,22 @@
 #!/bin/sh
 
-MEDIA="$1"
+if [ "$(uname -s)" = "Linux" ]
+then
+	DEFAULT_MOUNT="/media/kyle/ULISP"
+else
+	DEFAULT_MOUNT="/Volumes/ULISP"
+fi
+
+MEDIA="${1:-${DEFAULT_MOUNT}}"
+
+if [ ! -d "${MEDIA}" ]
+then
+	echo "[!] ${MEDIA} isn't mounted!"
+	exit 1
+fi
+
+echo "[+] transferring lisp files to ${MEDIA}..."
 cp *.lsp "$MEDIA"
+echo "[+] unmounting ${MEDIA}"
 umount "$MEDIA"
+echo "[+] transfer complete"