/*
 * Patch to parse AJAX request responses as HTML not XML, since
 * character entities are valid HTML but not valid XML.
 *
 * Taken from:
 *
 *   http://www.mooforum.net/solutions12/request-html-for-webkit-safari-chrome-t239.html
 *
 * See also:
 *
 *   http://mootools.lighthouseapp.com/projects/2706/tickets/182
 *
 * Hopefully the next release of mootools will fix this.
 *
 */

Request.HTML.implement({

    processHTML: function(text){
        var match = text.match(/<body[^>]*>([\s\S]*?)<\/body>/i);
        text = (match) ? match[1] : text;

        var container = new Element('div');

        return $try(function(){
            var root = '<root>' + text + '</root>', doc;
            if (Browser.Engine.trident){
                doc = new ActiveXObject('Microsoft.XMLDOM');
                doc.async = false;
                doc.loadXML(root);
            } else {
                doc = new DOMParser().parseFromString(root, 'text/html');
            }
            root = doc.getElementsByTagName('root')[0];
            for (var i = 0, k = root.childNodes.length; i < k; i++){
                var child = Element.clone(root.childNodes[i], true, true);
                if (child) container.grab(child);
            }
            return container;
        }) || container.set('html', text);
    }

});