/**
* @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
 *
 * @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
});