function getObj(name) {

        if (document.getElementById) { return document.getElementById(name).style; }
        else if (document.all)        { return document.all[name].style; }
        else if (document.layers) {        return document.layers[name]; }
}

function getElementsByClass(searchClass,node,tag) {
  var classElements = new Array();
  if (node == null)
    node = document;
  if (tag == null)
    tag = '*';
  var els = node.getElementsByTagName(tag);
  var elsLen = els.length;
  var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
  for (i = 0, j = 0; i < elsLen; i++) {
    if (pattern.test(els[i].className) ) {
      classElements[j] = els[i];
      j++;
    }
  }
  return classElements;
}

function show_hdmenu() {
	var x = getElementsByClass("hdmenu",null,"li");	
	var $a;
	for($a=0;$a<x.length;$a++) {
		x[$a].style.display = "block";
	}
}