// Ajaxオブジェクト生成
function CreateHttpRequest() {
  //for Win+IE
  if(window.ActiveXObject) {
    try {
      //for MSXML2
      return new ActiveXObject('Msxml2.XMLHTTP');
    } catch(e) {
      try {
        //for Old MSXML
        return new ActiveXObject('Microsoft.XMLHTTP');
      } catch(e2) {
        return null;
      }
    }
  } else if (window.XMLHttpRequest) {
    //for Other browser
    return new XMLHttpRequest();
  }
  return null;
}


var isIE4 = (navigator.appVersion.charAt(0)>=4 && (navigator.appVersion).indexOf("MSIE") != -1); 
var isNN4 = (navigator.appVersion.charAt(0)>=4 && (navigator.appName).indexOf("Netscape") != -1); 

function move_month(ym) {



    request = new CreateHttpRequest();
    request.onreadystatechange = function() {

      // 受信完了(サーバから返答がきたら)
      if(request.readyState == 4) {
        // リクエスト成功
        if(request.status == 200) {

 document.getElementById('month').innerHTML = request.responseText;
 

         } else {
          alert(request.status + '：' + request.statusText);
        }
      }
    }
    rdm = new Date().getTime();
	var date = new Date();
	var timestamp = date.getTime();
    var uri = "move_month.php?Ym=" + ym + "&time=" + timestamp;

    request.open('GET', uri, true);
    request.send('');
	ymd_before = ym;
    return ;
  }
  
tID = 0;
i = 0;
spd  = 50; 



function zeroUme(num,len){

  var sa = len - (num+"").length
  var add0 = ""
  if( sa > 0 ) for ( i=0;i<sa;i++ ){ add0 += "0" }
  return ( add0 + num )

}