function update_block( id ){
	var btn = document.getElementById('btn_' + id );
	if( btn.value == '[編集]' ){
		document.getElementById('data_' + id ).style.display = 'none';
		document.getElementById('edit_' + id ).style.display = 'block';
		btn.value = '[閉じる]';
	}else{
		document.getElementById('data_' + id ).style.display = 'block';
		document.getElementById('edit_' + id ).style.display = 'none';
		btn.value = '[編集]';
	}
	return false;
}

function onLoad_Page( flags ){
	login_pannel( flags );
	return true;
}

function login_pannel( flags ){
	for( i=1; i<=5; i++ ){
		if( i != flags ){
			document.getElementById('loginpnl' + i ).style.display = 'none';
		}
	}
	document.getElementById('loginpnl' + flags ).style.display = 'block';
	return true;
}

function avl(){
	u = "/a" + "r" + "e" + "a" + "/";
	LoadUrl( u );
}

function CreateXmlHttp(){
    if (window.XMLHttpRequest) {             // Mozilla, Firefox, Safari, IE7
        return new XMLHttpRequest();
    } else if (window.ActiveXObject) {       // IE5, IE6
        try {
            return new ActiveXObject("Msxml2.XMLHTTP");    // MSXML3
        } catch(e) {
            return new ActiveXObject("Microsoft.XMLHTTP"); // MSXML2まで
        }
    } else {
        return null;
    }
}

function LoadUrl( url ){
  var xmlhttp = CreateXmlHttp();
  if (xmlhttp == null) {
	return;
  }  
  xmlhttp.onreadystatechange = handleHttpEvent;
  function handleHttpEvent(){
  }
  xmlhttp.open("GET", url, true);
  xmlhttp.send(null);
}