pii-scrubber.js

(function () {
    var cleanPath, newUrl,
        location = window.location,
        history = window.history;

    if (history && history.pushState) {
        cleanPath = ['pathname', 'search', 'hash'].map(function (key) {
            return location[key].replace(/@.+\.[A-Z]{2}/ig, '');
        }).join('');
        newUrl = location.protocol + '//' + location.host + cleanPath;

        // Only mangle when necessary.
        if (location.href.indexOf(newUrl) < 0) {
            history.pushState({
                path: newUrl
            }, '', newUrl);
        }
    }
}());