Firefox displays an alert prompting users to approve whenever a site attempts to use the application cache for offline storage (cache.manifest). Other browsers accept the cache manifest without an alert. If you don't want to alarm your users, and can live without offline storage in Firefox, here's how you disable it in Firefox only. (simple enou…

gistfile1.txt

$(document).ready(function() {

    // disable offline caching for Firefox to avoid alarming the user
    if(navigator.userAgent.toLowerCase().indexOf('firefox') > -1) {
        $("html").removeAttr("manifest");
    }
});