// Inspired by base2 and Prototype
(function(){
  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;
  };
})();

CookieHandler = Class.extend({
    init: function() {
    },
    
    // When calling createCookie() you have to give it three bits of information:
    // the name and value of the cookie and the number of days it is to remain active.
    create: function(name, value, days) {
        if (days) {
            var date = new Date();
            date.setTime(date.getTime() + (days*24*60*60*1000));
            var expires = '; expires=' + date.toGMTString();
        }
        else var expires = '';
        document.cookie = name + "=" + value + expires + '; path=/';
    },
    
    read: function(name) {
        var nameEQ = name + '=';
        var ca = document.cookie.split(';');
        for(var i=0; i < ca.length; i++) {
            var c = ca[i];
            while (c.charAt(0) == ' ') c = c.substring(1, c.length);
            if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
        }
        return null;
    },
    
    erase: function(name) {
        this.create(name, '', -1);
    }
});


// define quiz url here
var QUIZ_URL = 'http://www.connect.ee/uuring/210832242';

Ext.onReady(function() {
    
    // popup for russian quiz (7. sept - 30. sept 2010)
    var today = new Date();
    var startDate = new Date(2010, 8, 7);
    //var startDate = new Date(2010, 5, 05);
    var endDate = new Date(2010, 8, 30);
    
    if (today >= startDate && today < endDate) {
        
        var cookieHandler = new CookieHandler();
        if (!cookieHandler.read('quiz_shown')) {
            cookieHandler.create('quiz_shown', true, 365); // set cookie for a year
        }
    }
});