JavaScript - Javascript Dropdown Checklist Failing Due To Prototype Library

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/**
 * @author Bruno Bornsztein <bruno@missingmethod.com>
 * @copyright 2007 Curbly LLC
 * @package Glider
 * @license MIT
 * @url http://www.missingmethod.com/projects/glider/
 * @version 0.0.3
 * @dependencies prototype.js 1.5.1+, effects.js
 */
/*  Thanks to Andrew Dupont for refactoring help and code cleanup - http://andrewdupont.net/  */
Glider = Class.create();
Object.extend(Object.extend(Glider.prototype, Abstract.prototype), {
	initialize: function(wrapper, options){
	    this.scrolling  = false;
	    this.wrapper    = $(wrapper);
	    this.scroller   = this.wrapper.down('div.scroller');
	    this.sections   = this.wrapper.getElementsBySelector('div.section');
	    this.options    = Object.extend({ duration: 1.0, frequency: 3 }, options || {});
	    this.sections.each( function(section, index) {
	      section._index = index;
	    });    
	    this.events = {
	      click: this.click.bind(this)
	    };
	    this.addObservers();
			if(this.options.initialSection) this.moveTo(this.options.initialSection, this.scroller, { duration:this.options.duration });  // initialSection should be the id of the section you want to show up on load
			if(this.options.autoGlide) this.start();
	  },
  addObservers: function() {
    var controls = this.wrapper.getElementsBySelector('div.controls a');
    controls.invoke('observe', 'click', this.events.click);
  },	

  click: function(event) {
		this.stop();
    var element = Event.findElement(event, 'a');
    if (this.scrolling) this.scrolling.cancel();
    this.moveTo(element.href.split("#")[1], this.scroller, { duration:this.options.duration });     
    Event.stop(event);
  },

	moveTo: function(element, container, options){
			this.current = $(element);
			Position.prepare();
	    var containerOffset = Position.cumulativeOffset(container),
	     elementOffset = Position.cumulativeOffset($(element));
		  this.scrolling 	= new Effect.SmoothScroll(container, 
				{duration:options.duration, x:(elementOffset[0]-containerOffset[0]), y:(elementOffset[1]-containerOffset[1])});
		  return false;
		},

  next: function(){
    if (this.current) {
      var currentIndex = this.current._index;
      var nextIndex = (this.sections.length - 1 == currentIndex) ? 0 : currentIndex + 1;      
    } else var nextIndex = 1;
    this.moveTo(this.sections[nextIndex], this.scroller, { 
      duration: this.options.duration
    });
  },

  previous: function(){
    if (this.current) {
      var currentIndex = this.current._index;
      var prevIndex = (currentIndex == 0) ? this.sections.length - 1 : 
       currentIndex - 1;
    } else var prevIndex = this.sections.length - 1;
    this.moveTo(this.sections[prevIndex], this.scroller, { 
      duration: this.options.duration
    });
  },

	stop: function()
	{
		clearTimeout(this.timer);
	},

	start: function()
	{
		this.periodicallyUpdate();
	},

	periodicallyUpdate: function()
	{ 
		if (this.timer != null) {
			clearTimeout(this.timer);
			this.next();
		}
		this.timer = setTimeout(this.periodicallyUpdate.bind(this), this.options.frequency*1000);
	}
});

Effect.SmoothScroll = Class.create();
Object.extend(Object.extend(Effect.SmoothScroll.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    var options = Object.extend({
      x:    0,
      y:    0,
      mode: 'absolute'
    } , arguments[1] || {}  );
    this.start(options);
  },
  setup: function() {
    if (this.options.continuous && !this.element._ext ) {
      this.element.cleanWhitespace();
      this.element._ext=true;
      this.element.appendChild(this.element.firstChild);
    }
    this.originalLeft=this.element.scrollLeft;
    this.originalTop=this.element.scrollTop;
    if(this.options.mode == 'absolute') {
      this.options.x -= this.originalLeft;
      this.options.y -= this.originalTop;
    } 
  },

  update: function(position) {   
    this.element.scrollLeft = this.options.x * position + this.originalLeft;
    this.element.scrollTop  = this.options.y * position + this.originalTop;
  }
});

function myOriginal() {
  alert('Hello');
}

myOriginal.prototype.example = function() {
  alert('In example '+this.test);
}

function myNewThing() {
  // Copy myOriginal into this object here
  this.oldconstructor(); // Should now display "Hello"
  this.test = 'from myNewThing';
  this.example(); // Should now display "In example myNewThing"
}

function getType(x) {
    // If x is null, return "null"
    if (x == null) return "null";

    // Next try the typeof operator
    var t = typeof x;
    // If the result is not vague, return it
    if (t != "object")  return t;

    // Otherwise, x is an object. Use the default toString( ) method to
    // get the class value of the object.
    var c = Object.prototype.toString.apply(x);  // Returns "[object class]"
    c = c.substring(8, c.length-1);              // Strip off "[object" and "]"

    // If the class is not a vague one, return it.
    if (c != "Object") return c;

    // If we get here, c is "Object".  Check to see if
    // the value x is really just a generic object.
    if (x.constructor == Object) return c;  // Okay the type really is "Object"
    // For user-defined classes, look for a string-valued property named
    // classname, that is inherited from the object's prototype
     if ("classname" in x.constructor.prototype &&  // inherits classname
        typeof x.constructor.prototype.classname == "string") // its a string
        return x.constructor.prototype.classname; 

    // If we really can't figure it out, say so.
    return "<unknown type>";
}

/**
 * @class TestInheritance
 * 
 * This is a class and it's constructor all in one but the constructor is not set yet
*/
function TestInheritance(){
	this.testName;
	return this;
}
/**
 * @extends Util
 * Make sure this is called after the constructor/class declaration
*/
TestInheritance.prototype = new Util();

/**
 * @ctor TestInheritance
 * Set it to itself if there isn't an explicit constructor
*/
TestInheritance.prototype.constructor = TestInheritance;

/**
 * @extends Util
 * This specifically is set to allow TestInheritance to access it's parent's identity 
*/
TestInheritance.prototype.parent = new Util();


/**
 * @extends Util
 * @argument testName String
 * All functions are called after setting the prototype
*/
TestInheritance.prototype.setTestName = function(testName){
	this.testName = testName;
}

var chatscroll = new Object();

  chatscroll.Pane = function(scrollContainerId){
    this.bottomThreshold = 20;
    this.scrollContainerId = scrollContainerId;
    this._lastScrollPosition = 100000000;
  }

  chatscroll.Pane.prototype.activeScroll = function(){

    var _ref = this;
    var scrollDiv = document.getElementById(this.scrollContainerId);
    var currentHeight = 0;
    
    var _getElementHeight = function(){
      var intHt = 0;
      if(scrollDiv.style.pixelHeight)intHt = scrollDiv.style.pixelHeight;
      else intHt = scrollDiv.offsetHeight;
      return parseInt(intHt);
    }

    var _hasUserScrolled = function(){
      if(_ref._lastScrollPosition == scrollDiv.scrollTop || _ref._lastScrollPosition == null){
        return false;
      }
      return true;
    }

    var _scrollIfInZone = function(){
      if( !_hasUserScrolled || 
          (currentHeight - scrollDiv.scrollTop - _getElementHeight() <= _ref.bottomThreshold)){
          scrollDiv.scrollTop = currentHeight;
          _ref._isUserActive = false;
      }
    }


    if (scrollDiv.scrollHeight > 0)currentHeight = scrollDiv.scrollHeight;
    else if(scrollDiv.offsetHeight > 0)currentHeight = scrollDiv.offsetHeight;

    _scrollIfInZone();

    _ref = null;
    scrollDiv = null;

  }

function Resource(){
	this.url='';
	this.object=new Object();
	this.id='';
	this.categories=new Array();
}
function Users(){	
	Users.prototype=new Resource(); 
	this.url='user/';
	this.name='';
	this.email='';
};

function test(){
       var users = new Users();
       alert(users.id);
};

  function copy(methods, destination, onlyIfAbsent) {
    onlyIfAbsent = onlyIfAbsent || false;
    for (var property in methods) {
      var value = methods[property];
      if (!Object.isFunction(value)) continue;
      if (!onlyIfAbsent || !(property in destination))
        destination[property] = value.methodize();
    }
  }

function makeMarkerXml() {
new Ajax.Request('coords.xml',
  {
    method:'post',
    onSuccess: function(transport){
////this will not work/////////
	  var coord = transport.responseXML.childNodes(0).childNodes(0).firstChild.text;
///////////////////////////////



    },
    onFailu  function(){ alert('Call failed') }
  });

 
}