/*!
 * Ext JS Library 3.0.0
 * Copyright(c) 2006-2009 Ext JS, LLC
 * licensing@extjs.com
 * http://www.extjs.com/license
 */
/**

 * @class Ext.Element

 */

Ext.apply(Ext.Element.prototype, function() {

	var GETDOM = Ext.getDom,

		GET = Ext.get,

		DH = Ext.DomHelper;

	

	return {	

		/**

	     * Inserts (or creates) the passed element (or DomHelper config) as a sibling of this element

	     * @param {Mixed/Object/Array} el The id, element to insert or a DomHelper config to create and insert *or* an array of any of those.

	     * @param {String} where (optional) 'before' or 'after' defaults to before

	     * @param {Boolean} returnDom (optional) True to return the raw DOM element instead of Ext.Element

	     * @return {Ext.Element} the inserted Element

	     */

	    insertSibling: function(el, where, returnDom){

	        var me = this,

	        	rt;

	        	

	        if(Ext.isArray(el)){            

	            Ext.each(el, function(e) {

		            rt = me.insertSibling(e, where, returnDom);

	            });

	            return rt;

	        }

	                

	        where = (where || 'before').toLowerCase();

	        el = el || {};

	       	

            if(el.nodeType || el.dom){

                rt = me.dom.parentNode.insertBefore(GETDOM(el), where == 'before' ? me.dom : me.dom.nextSibling);

                if (!returnDom) {

                    rt = GET(rt);

                }

            }else{

                if (where == 'after' && !me.dom.nextSibling) {

                    rt = DH.append(me.dom.parentNode, el, !returnDom);

                } else {                    

                    rt = DH[where == 'after' ? 'insertAfter' : 'insertBefore'](me.dom, el, !returnDom);

                }

            }

	        return rt;

	    }

    };

}());