/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Academic Free License (AFL 3.0)
 * that is bundled with this package in the file LICENSE_AFL.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/afl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magento.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magento.com for more information.
 *
 * @category    design
 * @package     rwd_default
 * @copyright   Copyright (c) 2006-2016 X.commerce, Inc. and affiliates (http://www.magento.com)
 * @license     http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
 */

Checkout.prototype.gotoSection = function (section, reloadProgressBlock) {
    // Adds class so that the page can be styled to only show the "Checkout Method" step
    if ((this.currentStep == 'login' || this.currentStep == 'billing') && section == 'billing') {
        $j('body').addClass('opc-has-progressed-from-login');
    }

    if (reloadProgressBlock) {
        this.reloadProgressBlock(this.currentStep);
    }
    this.currentStep = section;
    var sectionElement = $('opc-' + section);
    sectionElement.addClassName('allow');
    this.accordion.openSection('opc-' + section);

    // Scroll viewport to top of checkout steps for smaller viewports
    if (Modernizr.mq('(max-width: ' + bp.xsmall + 'px)')) {
        $j('html,body').animate({scrollTop: $j('#checkoutSteps').offset().top}, 800);
    }

    if (!reloadProgressBlock) {
        this.resetPreviousSteps();
    }
}