function getElementsByClassName(node,classname){
  if(node.getElementsByClassName){
    return node.getElementsByClassName(classname);
  }else{
    var results = new Array();
    var elems = node.getElementsByTag("*");
    for (var i=0;i<elems.length;i++){
      if(elems[i].className.indexOf(classname) != -1){
        results[elems.length] = elems[i];
      }
    }
    return results;
  }
}
//javascript/5134