var _url_base = url_base.replace('__REV__',rev);

        // Change our States and save some data for handling events

        var state = {url:url, title:title, url_base:_url_base,

                     node_list_url:_node_list_url, rev:rev, f_path:f_path};

        window.history.pushState(state, null, url);

        load_state(state);

        //now we're sure that we can do ypjax things

        e.preventDefault();

        return false;

    });

}

var load_state = function(state) {

    var $files_data = $('#files_data');

    var cache_key = state.url;

    var _cache_obj = CACHE[cache_key];

    var _cur_time = new Date().getTime();

    if (_cache_obj !== undefined && _cache_obj[0] > _cur_time) {

        $files_data.html(_cache_obj[1]);

        $files_data.css('opacity', '1.0');

        post_load_state(state);

    } else {

                  post_load_state(state);

                  var expire_on = new Date().getTime() + CACHE_EXPIRE;

                  CACHE[cache_key] = [expire_on, $files_data.html()];

            });

    }

}

var post_load_state = function(state) {

    ypjax_links();

    tooltip_activate();

    if(state !== undefined) {

        document.title = state.title;

        //initially loaded stuff

        var _f_path = state.f_path;

        var _rev = state.rev;

        fileBrowserListeners(state.node_list_url, state.url_base);

        // Inform Google Analytics of the change

        if ( typeof window.pageTracker !== 'undefined' ) {

            window.pageTracker._trackPageview(state.url);

        }

    }