/**
* @version$Id: caption.js 5263 2006-10-02 01:25:24Z webImagery $
* @copyrightCopyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
* @licenseGNU/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
*
* @packageJoomla
* @since1.5
* @version1.0
*/
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
});