When clicking on the “send note” button, the web developer console shows:
[Log] Error in undefined: ReferenceError: Can't find variable: message (HYPE-584.thin.min.js, line 81)
message is referenced in this line:
vars = "name=" + name + "&email=" + email + "¬e=" + message;
However, judging by the code above, you want that to be
When I make that change, the script does appear to run without errors, though I did not test the PHP.