/**
* @version                $Id: caption.js 5263 2006-10-02 01:25:24Z webImagery $
* @copyright        Copyright (C) 2005 - 2010 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;
                }

                //Windows fix
                if (!align)
                        align = element.getStyle("float");  // Rest of the world fix
                if (!align) // IE DOM Fix
                        align = element.style.styleFloat;

                if (align=="") {
                        align="none";
                }

                text.appendChild(caption);
                text.className = this.selector.replace('.', '_');

                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
});