$( function() {
        var timeout = 10*1000; //*1000;
        if ( location.search.match(/(?:\?|&)(ve)?action=(edit|submit)/ ) ) {
                mw.loader.load( ['mediawiki.notify', 'mediawiki.api'] );
                var notifyFunc = function() {
                var $msg = $( '<div>Your session is about to expire</div><br>' )
                        .append( $( '<br><a href="#">Renew session</a>' )
                        .click( function(e) {
                                var api = new mw.Api;api.get( { action: 'query' } );
                                e.preventDefault();
                                window.setTimeout( notifyFunc, timeout);
                                } )
                        );
                        mw.notify( $msg, { 'autohide': false } );
                }
                window.setTimeout( notifyFunc, timeout );
        }
} );