Stop event propagation based on http://www.quirksmode.org/js/events_order.html
-rw-r--r-- 2936 index.php
drwxr-xr-x - lib
-rw-r--r-- 1858 phone.css
-rw-r--r-- 7026 phone.js
-rw-r--r-- 4169 phone.php