gistfile1.js

var Player = {

    config : {
        'container' : $('text'),
        'addButton' : {
            src   : '/static/images/loading.gif', 
            class : 'add-button'
         },
         'removeButton' : {
            src   : '/static/images/remove.png',
            class : 'remove-button'
         },
         'loadingButton' : {
            src   : '/static/images/loading.gif',
            class : 'loading-button'
         }
     },
    
    initHelper : {
        preloadImage : function (o) {
            console.log(o);
            o = 
            console.log(Player.config.addButton);
        } 
    },
    
    init : function () {
        Player.initHelper.preloadImage(Player.config.addButton);
        Player.initHelper.preloadImage(Player.config.removeButton);
        Player.initHelper.preloadImage(Player.config.loadingButton);
        console.log(Player.config.addButton);
        console.log(Player.config.removeButton);
        console.log(Player.config.loadingButton);
    }
}

$(document).ready(Player.init);