Aborting…"); } } The Catch-all Error Handler Trapping errors as close to the source is called Structured Error Handling. Each one is different, but you can usually access the tools by right clicking the page and then use the "Inspect Element" option. For those errors that come out of unprotected code, there's a global onerror event handler available via the window object. You will see the errors list when you visit the site with the broken code.
As you incldued jQuery file twice which cause conflict and jQuery stops working: so replace it with: