Updated example to show expected output & etc.

examples/trap.box.in

@@ -1,9 +1,27 @@
 #
+# About:
+#
 # Prompt for a string and then output it, surrounded by a series of
-# stars!
+# stars. This demonstrates trap 0x1 (read from stdin) and trap
+# 0x02 (strip newline).
+#
+# Usage:
+#
+# $ go.vm run ./trap.box.in
+#
+# Or compile, then execute:
+#
+# $ go.vm compile ./trap.box.in
+# $ go.vm execute ./trap.box.raw
 #
+# Example:
 #
+# If the user enters "Steve" they will see the following output:
 #
+# *********
+# * Steve *
+# *********
+
  store #1, "Please enter your name:"
  print_str #1
 
@@ -13,9 +31,11 @@
  # The following trap removes the newline from the string in #0
  int 0x02
 
+ # Call a subroutine to output the boxed result
  call box
  exit
 
+
 #
 # This function prints out the string in #0 in a box. For example if the input
 # string in #0 is "Steve" the output will be: