$(document).ready(function(){
	$('#navigation').accordion({ 
		autoHeight: false,
		navigation: true,
		alwaysOpen: false,
		header: ".head",
		event:'click',
		animated: 'easeslide',
		active: false,
		navigationFilter: function() {
			stripped_href = location.href.toLowerCase();
			lang_pos = stripped_href.indexOf("&lang=");
			if(lang_pos>0){
				stripped_href = stripped_href.substr(0,lang_pos);
			}
			return this.href.toLowerCase() == stripped_href;
		}
	});
});