function getNavi(naviname,divname)
	{
    var url;
	var req;
	var divname;
    url=naviname+".html";
    param="";
    
	try { req = new ActiveXObject('Msxml2.XMLHTTP'); } // ie6+
    catch(e)
        {
        try { req = new ActiveXObject('Microsoft.XMLHTTP'); } // ie5-
        catch(e)
	        {
	        try { req = new XMLHttpRequest(); } // moz
	        catch (e) { req = false; }
	        }
        }

	req.open('get', url, true);

	req.setRequestHeader('content-type', 'text/html');
	req.onreadystatechange = function()
  		{
    	if((req.readyState == 4))
    		{
            document.getElementById(divname).innerHTML = req.responseText;
        	}
  		};

    req.send(param);
	}

function navirollover(naviname,picturename)
	{
    navipicturename="navipicture2_"+naviname;
    document.getElementById(navipicturename).src=picturename;
    }