function GetXmlnaviObject()
{
	if (window.XMLHttpRequest)
	{
		return new XMLHttpRequest();
	}
	if (window.ActiveXObject)
	{
		return new ActiveXObject("Microsoft.XMLHTTP");
	}
	return null;
}

var xmlnavi;
var targ;

function load_nav(navi, div, nav, hotel_id, divd, main)
{
	targ=div;
	xmlnavi=GetXmlnaviObject(); 
	if (xmlnavi==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	}
	var url="ajax/load_nav.php";
	url=url+"?navi="+navi+"&nav="+nav+"&hotel_id="+hotel_id+"&divid="+divd+"&main="+main;
	url=url+"&sid="+Math.random();
	xmlnavi.onreadystatechange=shownaviimage;
	xmlnavi.open("GET",url,true);
	xmlnavi.send(null);
}

function shownaviimage()
{
	if (xmlnavi.readyState==4)
	{
		document.getElementById(targ).innerHTML=xmlnavi.responseText;
	}
}