/**
* @version                $Id: modal.js 5263 2006-10-02 01:25:24Z webImagery $
* @copyright        Copyright (C) 2005 - 2008 Open Source Matters. All rights reserved.
* @license                GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/

/**
 * JCaption javascript behavior
 *
 * Used for displaying image captions
 *
 * @author                Johan Janssens <johan.janssens@joomla.org>
 * @package                Joomla
 * @since                1.5
 * @version     1.0
 */
var JCaption = new Class({
        initialize: function(selector)
        {
                this.selector = selector;

                var images = $$(selector);
                images.each(function(image){ this.createCaption(image); }, this);
        },

        createCaption: function(element)
        {
                var caption   = document.createTextNode(element.title);
                var container = document.createElement("div");
                var text      = document.createElement("p");
                var width     = element.getAttribute("width");
                var align     = element.getAttribute("align");

                if(!width) {
                        width = element.width;
                }

                text.appendChild(caption);
                element.parentNode.insertBefore(container, element);
                container.appendChild(element);
                if ( element.title != "" ) {
                        container.appendChild(text);
                }
                container.className   = this.selector.replace('.', '_');
                container.className   = container.className + " " + align;
                container.setAttribute("style","float:"+align);
                container.style.width = width + "px";

        }
});

document.caption = null
window.addEvent('load', function() {
  var caption = new JCaption('img.caption')
  document.caption = caption
});