function header(url) {
	var naviXML;
	var naviAjax = new Ajax.Request(
		url, 
		{
			method: 'get',
			onComplete: gmenuInit
		}
	);
	function gmenuInit(httpObj) {
		$('headerContainer').innerHTML = get_response_text(httpObj);
	}
}
function footer(url) {
	var naviXML;
	var naviAjax = new Ajax.Request(
		url, 
		{
			method: 'get',
			onComplete: showFooter
		}
	);
	function showFooter(httpObj) {
		$('footerContainer').innerHTML = get_response_text(httpObj);
	}
}

function get_response_text ( req ) {
	var text = req.responseText;
	if ( navigator.appVersion.indexOf( "KHTML" ) > -1 ) {
		var esc = escape( text );
		if ( esc.indexOf("%u") < 0 && esc.indexOf("%") > -1 ) {
			text = decodeURIComponent( esc );
		}
	}
	return text;
}