function getElementsByClassName(strClass, strTag, objContElm) {
  strTag = strTag || "*";
  objContElm = objContElm || document;
  var objColl = objContElm.getElementsByTagName(strTag);
  if (!objColl.length &&  strTag == "*" &&  objContElm.all) objColl = objContElm.all;
  var arr = new Array();
  var delim = strClass.indexOf('|') != -1  ? '|' : ' ';
  var arrClass = strClass.split(delim);
  for (var i = 0, j = objColl.length; i < j; i++) {
    var arrObjClass = objColl[i].className.split(' ');
    if (delim == ' ' && arrClass.length > arrObjClass.length) continue;
    var c = 0;
    comparisonLoop:
    for (var k = 0, l = arrObjClass.length; k < l; k++) {
      for (var m = 0, n = arrClass.length; m < n; m++) {
        if (arrClass[m] == arrObjClass[k]) c++;
        if (( delim == '|' && c == 1) || (delim == ' ' && c == arrClass.length)) {
          arr.push(objColl[i]);
          break comparisonLoop;
        }
      }
    }
  }
  return arr;
}

// To cover IE 5.0's lack of the push method
Array.prototype.push = function(value) {
  this[this.length] = value;
}

function replyTo(id)
    {
    var myObjColl = getElementsByClassName('comment_replyform_area');
    var j = myObjColl.length;
    for (var i = 0; i < j; i++)
      {
      myObjColl[i].innerHTML = "";
      }

    if(id != "default")
        {
        document.getElementById('default_comment_place').style.display = "none";
        document.getElementById('comment_replyform_area_' + id).innerHTML += document.getElementById('default_comment_place').innerHTML;
        document.getElementById('reply_to').value = id;
        }
    else
        {
        document.getElementById('default_comment_place').style.display = "";
        document.getElementById('reply_to').value = 0;
        }
    return false;
    }