(function(){

	
var destructMethodReference = new Object;
Function.prototype.bind = function (object) {
    var method = this;
    var oldArguments = toArray(arguments).slice(1);
    return function (argument) {
        if (argument == destructMethodReference) {
            method = null;
            oldArguments = null;
        } else if (method == null) {
            throw "Attempt to invoke destructed method reference.";
        } else {
            var newArguments = toArray(arguments);
            return method.apply(object, oldArguments.concat(newArguments));
        }
    };
}

function toArray(pseudoArray) {
 var result = [];
 for (var i = 0; i < pseudoArray.length; i++)
     result.push(pseudoArray[i]);
 return result;
}




Object.extend = function(destination, source) {
  for (var property in source) {
    if (typeof source[property] === "object" &&
     source[property] !== null ) {
      destination[property] = destination[property] || {};
      arguments.callee(destination[property], source[property]);
    } else {
      destination[property] = source[property];
    }
  }
  return destination;
};


Function.prototype.bindEventListener = function (object) {
     var method = this;
     var oldArguments = toArray(arguments).slice(1);
     return function (event) {
         return method.apply(object, [event || window.event].concat(oldArguments));
     };
 }


  var initializing = false, fnTest = /xyz/.test(function(){xyz;}) ? /\b_super\b/ : /.*/;

  // The base Class implementation (does nothing)
  this.Class = function(){};
 
  // Create a new Class that inherits from this class
  Class.extend = function(prop) {
    var _super = this.prototype;
   
    // Instantiate a base class (but only create the instance,
    // don't run the init constructor)
    initializing = true;
    var prototype = new this();
    initializing = false;
   
    // Copy the properties over onto the new prototype
    for (var name in prop) {
      // Check if we're overwriting an existing function
      prototype[name] = typeof prop[name] == "function" &&
        typeof _super[name] == "function" && fnTest.test(prop[name]) ?
        (function(name, fn){
          return function() {
            var tmp = this._super;
           
            // Add a new ._super() method that is the same method
            // but on the super-class
            this._super = _super[name];
           
            // The method only need to be bound temporarily, so we
            // remove it when we're done executing
            var ret = fn.apply(this, arguments);       
            this._super = tmp;
           
            return ret;
          };
        })(name, prop[name]) :
        prop[name];
    }
   
    // The dummy class constructor
    function Class() {
      // All construction is actually done in the init method
      if ( !initializing && this.init )
        this.init.apply(this, arguments);
    }
   
    // Populate our constructed prototype object
    Class.prototype = prototype;
   
    // Enforce the constructor to be what we expect
    Class.constructor = Class;

    // And make this class extendable
    Class.extend = arguments.callee;
   
    return Class;
  };
})();