function queryString(fld) {
  var retVal='';
  var URL=window.location.search.substring(1);
  var dtlArr; var tmpArr=URL.split('&');
  for (var i=0;i<tmpArr.length;i++) {
    dtlArr=tmpArr[i].split('=');
    if (dtlArr[0].toUpperCase()==fld.toUpperCase()) {
      retVal=dtlArr[1];
    }
  }
  return retVal;
}

var test=queryString('Msg');
if ((test=='undefined')||(test==undefined)) { test = ''; }
if (test!='') {
  if (document.getElementById('CMS_Login_Msg')) {
    document.getElementById('CMS_Login_Msg').innerHTML=unescape(test).replace(/\+/g,' ');
  } else {
    alert(unescape(test).replace(/\+/g,' '));
  }
}