function $() {
  var elements = new Array();

  for (var i = 0; i < arguments.length; i++) {
    var element = arguments[i];
    if (typeof element == 'string')
      element = document.getElementById(element);

    if (arguments.length == 1) 
      return element;

    elements.push(element);
  }

  return elements;
}


/*
 * The function parses QueryString into a object as its property
 * and return the object
*/
function getArgs() {
	var args = new Object();
	var query = location.search.substring(1);
	alert(query);
	var pairs = query.split(",");
	alert(pairs);
	for(var i = 0; i < pairs.length; i++) {
		var pos = pairs[i].indexOf("=");
		if (pos == -1) continue;
		var argname = pairs[i].substring(0, pos);
		var value = pairs[i].substring(pos + 1);
		args[argname] = unescape(value);
	}
	
	return args;
}