var __script_counter=0;
var __host="http://localhost:8080/wadget/wadlogs.jsp";

function __post (url,params){
        __append_script(url,++__script_counter,params);
    }

function __append_script (url,id, params) {

        var script = document.createElement("script");
        script.id = 'Madeinchina_script_' + id;
        var t = new Date();
        var offset = 'offset=' + t.getTimezoneOffset();
        script.src = url + '?token=' + t.getTime() +
                     '&' + offset +
                     '&' + params;
        script.type = 'text/javascript';
        script.defer = true;


        var head = document.getElementsByTagName('head').item(0);
        head.appendChild(script);
    }

    function __find_nearest_link (event) {
        var element = __find_event_source(event);
        while (element.parentNode && (!element.tagName || !(element.tagName.toLowerCase()=='a')))
            element = element.parentNode;

         return (element.tagName && element.tagName.toLowerCase()=='a') ? element : false;
    }
function debug(p){
	alert(p);
}

    function __find_event_source (event){
        return event.target || event.srcElement;
    }

function __pick_click_info(event){
        var curl = window.document.location.href;


        var rurl = window.document.referrer;

        var turl = '';
        var link = __find_nearest_link(event);
        if(link)    turl = link.href;


        var tgt = '';
        if(link && link.target) tgt = link.target;
        

        var sw = -1;
        if(screen && screen.width)    sw = screen.width;

        var sh = -1;
        if(screen && screen.height)   sh = screen.height;

        //inner html
        var lc = '';

        if(link && link.innerHTML) lc = link.innerHTML;

        //link type
        var lt = 0;


        //alert('curl='+ escape(curl) + '&' +'rurl='+ escape(rurl) + '&' +'turl='+ escape(turl) + '&' +'tgt='+ escape(tgt) + '&' +'lc=' + lc + '&' +'sw=' + sw + '&' +'sh=' + sh);

        return 'curl='+ escape(curl) + '&' +
               'rurl='+ escape(rurl) + '&' +
			   'turl='+ escape(turl) + '&' +
			   'tgt='+ escape(tgt) + '&' +
			   'lc=' + lc + '&' +
               'sw=' + sw + '&' +
               'sh=' + sh;


    }


function observer(ev){
	
	__post (__host,__pick_click_info(ev));
}


function prepareLinkObserver(id){
	Event.observe(document.getElementById(id),'click',observer,true);

}


var Class = {
  create: function() {
    return function() { 
      this.initialize.apply(this, arguments);
    }
  }
}

var Abstract = new Object();

Object.extend = function(destination, source) {
  for (property in source) {
    destination[property] = source[property];
  }
  return destination;
}

Object.inspect = function(object) {
  try {
    if (object == undefined) return 'undefined';
    if (object == null) return 'null';
    return object.inspect ? object.inspect() : object.toString();
  } catch (e) {
    if (e instanceof RangeError) return '...';
    throw e;
  }
}

Function.prototype.bind = function() {
  var __method = this, args = $A(arguments), object = args.shift();
  return function() {
    return __method.apply(object, args.concat($A(arguments)));
  }
}

Function.prototype.bindAsEventListener = function(object) {
  var __method = this;
  return function(event) {
    return __method.call(object, event || window.event);
  }
}

Object.extend(Number.prototype, {
  toColorPart: function() {
    var digits = this.toString(16);
    if (this < 16) return '0' + digits;
    return digits;
  },

  succ: function() {
    return this + 1;
  },
  
  times: function(iterator) {
    $R(0, this, true).each(iterator);
    return this;
  }
});

var Try = {
  these: function() {
    var returnValue;

    for (var i = 0; i < arguments.length; i++) {
      var lambda = arguments[i];
      try {
        returnValue = lambda();
        break;
      } catch (e) {}
    }

    return returnValue;
  }
}

/*--------------------------------------------------------------------------*/

var PeriodicalExecuter = Class.create();
PeriodicalExecuter.prototype = {
  initialize: function(callback, frequency) {
    this.callback = callback;
    this.frequency = frequency;
    this.currentlyExecuting = false;

    this.registerCallback();
  },

  registerCallback: function() {
    setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
  },

  onTimerEvent: function() {
    if (!this.currentlyExecuting) {
      try { 
        this.currentlyExecuting = true;
        this.callback(); 
      } finally { 
        this.currentlyExecuting = false;
      }
    }
  }
}

/*--------------------------------------------------------------------------*/

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;
}

if (!window.Event) {
  var Event = new Object();
}

Object.extend(Event, {
  KEY_BACKSPACE: 8,
  KEY_TAB:       9,
  KEY_RETURN:   13,
  KEY_ESC:      27,
  KEY_LEFT:     37,
  KEY_UP:       38,
  KEY_RIGHT:    39,
  KEY_DOWN:     40,
  KEY_DELETE:   46,

  element: function(event) {
    return event.target || event.srcElement;
  },

  isLeftClick: function(event) {
    return (((event.which) && (event.which == 1)) ||
            ((event.button) && (event.button == 1)));
  },

  pointerX: function(event) {
    return event.pageX || (event.clientX + 
      (document.documentElement.scrollLeft || document.body.scrollLeft));
  },

  pointerY: function(event) {
    return event.pageY || (event.clientY + 
      (document.documentElement.scrollTop || document.body.scrollTop));
  },

  stop: function(event) {
    if (event.preventDefault) { 
      event.preventDefault(); 
      event.stopPropagation(); 
    } else {
      event.returnValue = false;
      event.cancelBubble = true;
    }
  },

  // find the first node with the given tagName, starting from the
  // node the event was triggered on; traverses the DOM upwards
  findElement: function(event, tagName) {
    var element = Event.element(event);
    while (element.parentNode && (!element.tagName ||
        (element.tagName.toUpperCase() != tagName.toUpperCase())))
      element = element.parentNode;
    return element;
  },

  observers: false,
  
  _observeAndCache: function(element, name, observer, useCapture) {
    if (!this.observers) this.observers = [];
    if (element.addEventListener) {
      this.observers.push([element, name, observer, useCapture]);
      element.addEventListener(name, observer, useCapture);
    } else if (element.attachEvent) {
      this.observers.push([element, name, observer, useCapture]);
      element.attachEvent('on' + name, observer);
    }
  },
  
  unloadCache: function() {
    if (!Event.observers) return;
    for (var i = 0; i < Event.observers.length; i++) {
      Event.stopObserving.apply(this, Event.observers[i]);
      Event.observers[i][0] = null;
    }
    Event.observers = false;
  },

  observe: function(element, name, observer, useCapture) {
    var element = $(element);
    useCapture = useCapture || false;
    
    if (name == 'keypress' &&
        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
        || element.attachEvent))
      name = 'keydown';
    
    this._observeAndCache(element, name, observer, useCapture);
  },

  stopObserving: function(element, name, observer, useCapture) {
    var element = $(element);
    useCapture = useCapture || false;
    
    if (name == 'keypress' &&
        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
        || element.detachEvent))
      name = 'keydown';
    
    if (element.removeEventListener) {
      element.removeEventListener(name, observer, useCapture);
    } else if (element.detachEvent) {
      element.detachEvent('on' + name, observer);
    }
  }
});

/* prevent memory leaks in IE */
Event.observe(window, 'unload', Event.unloadCache, false);