function createXMLhttprequest(cbfunc)
{
	var XMLhttpObject = null;
	try{
		XMLhttpObject = new XMLHttpRequest();
	}catch(e){
		try{
			XMLhttpObject = new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				XMLhttpObject = new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){
				return null;
			}
		}
	}
	if (XMLhttpObject) XMLhttpObject.onreadystatechange = cbfunc;
	return XMLhttpObject;
}

function opennote(filename,targetdiv)
{
	window.globaldiv = targetdiv;
	httpObj = createXMLhttprequest(displaydata);

	// ここでPHPの引数に変換

	if (httpObj){
		httpObj.open("GET",filename,true);
		httpObj.send(null);
	}
}

function displaydata()
{
	if ((httpObj.readyState == 4) && (httpObj.status == 200)){
		document.getElementById(globaldiv).innerHTML = httpObj.responseText;
	}else{
//		document.getElementById(globaldiv).innerHTML = "<br>しばらくお待ち下さい．．．<br><br><br><img src=\"./img/nowloading.gif\"><br><br>";
	}
}