gistfile1.js

function Refresher (opts) {
    if (! (this instanceof arguments.callee)) {
        return new arguments.callee(arguments);
    }
    
    var self = this;
    
    self.settings = {
        interval: opts.interval || 5*60*1000
    };
    
    self.refreshees = {};
    
    self.add_refreshee = function(refreshee, callback, timer) {
        self.refreshees[refreshee] = {callback: callback};
    };
    
    self.refresh = function() {
        $.each(self.refreshees, function(i, refreshee) {
            refreshee.callback();
        });
    };
    
    function refresh_loop() {
        setTimeout(function() {
            self.refresh();
            refresh_loop();
        }, self.settings.interval);
    }
    
    refresh_loop();

    // setInterval(function() {
    //     self.refresh();
    // }, self.settings.interval);
    
    return self;
}