var safeList = new Array('www.example.com');

// Check whether links are external:

// (Only works with elements that have href):

$.extend($.expr[':'], {

    external: function(a, i, m) {

        if (!a.href) { return false; }

        if (a.hostname && a.hostname !== window.location.hostname) {

            var fixedHostname = a.hostname.replace(/^\s+|\s+$/g, '').replace('www.', '').toLowerCase();

            if (jQuery.inArray(fixedHostname, safeList) >= 0) {

                return false;

            }

            else return true;

        }

        else return false;

    }

});


$(document).ready(function() {

    $('a:external').click(function(e) {

    if (confirm('You are now leaving our website. We are not responsible for the content of third party websites.  Please click OK, to proceed to the link, or click cancel. To return to this page please click the back button in your browser.')!=true) 

        e.preventDefault();

 

    }); // Selects all anchors which link to external site/page

});