<!--

var ie4 = (document.all)? true:false;
var dom = (document.getElementById)? true:false;
var ns4 = (document.layers)? true:false;

function ElementByID(strID) {
  var ret=null;
  if (ie4) ret=(document.all[strID]);
  else
  if (dom) ret=(document.getElementById(strID));
  else
  if (ns4) ret=(eval('document.' + strID));
  if(ret)return ret;
  //else document.write("not found element "+strID+"<BR>\n");
  return null;
}

function ElementByIDFrom(objFrom, strID) {
  if (ie4) return(eval(objFrom + '.all["' + strID + '"]'));
  if (dom) return(eval(objFrom + '.getElementById("' + strID + '")'));
  if (ns4) return(eval(objFrom + '.' + strID));
  return null;
}

function ElementWrite(obj, strString) {
  if (ns4) {
    obj = obj.document;
    obj.open();
    obj.write(strString);
    obj.close();
  } else {
    obj.innerHTML = strString;
  }
}

//-->