/**
 * This class is the client part of phpFreeChat
 * (depends on prototype library)
 * @author Stephane Gully
 */
var pfcClient = Class.create();

//defining the rest of the class implmentation
pfcClient.prototype = {
  
  initialize: function()
  {
    /* user description */
    this.nickname      = '';
    
    this.timeout       = null;
    this.refresh_delay = ;
    /* unique client id for each windows used to identify a open window
     * this id is passed every time the JS communicate with server
     * (2 clients can use the same session: then only the nickname is shared) */
    this.clientid      = 'b79f929fd100f4bb3d4c662ed8ecd723';

    this.el_words     = $('words');
    this.el_handle    = $('handle');
    this.el_container = $('container');
    this.el_online    = $('online');
    this.el_errors    = $('errors');

    this.minmax_status = false;
    var cookie = getCookie('minmax_status');
    if (cookie != null)
      this.minmax_status = (cookie == 'true');

    cookie = getCookie('nickmarker');
    this.nickmarker = (cookie == 'true');
    if (cookie == '' || cookie == null)
      this.nickmarker = false;
    
    cookie = getCookie('clock');
    this.clock = (cookie == 'true');
    if (cookie == '' || cookie == null)
      this.clock = false;

    cookie = getCookie('showsmileys');
    this.showsmileys = (cookie == 'true');
    if (cookie == '' || cookie == null)
      this.showsmileys = false;
    
    cookie = getCookie('showwhosonline');
    this.showwhosonline = (cookie == 'true');
    if (cookie == '' || cookie == null)
      this.showwhosonline = false;

    /* '' means no forced color, let CSS choose the text color */
    this.current_text_color = '';
    cookie = getCookie('current_text_color');
    if (cookie != null)
      this.switch_text_color(cookie);
             
    this.isconnected   = false;
    this.nicklist      = Array();
    this.nickcolor     = Array();
    this.colorlist     = Array();

    this.blinktmp     = Array();
    this.blinkloop    = Array();
    this.blinktimeout = Array();

    /* the events callbacks */
    this.el_words.onkeypress = this.callbackWords_OnKeypress.bindAsEventListener(this);
    this.el_words.onkeydown  = this.callbackWords_OnKeydown.bindAsEventListener(this);
    this.el_words.onfocus    = this.callbackWords_OnFocus.bindAsEventListener(this);
    this.el_handle.onkeydown = this.callbackHandle_OnKeydown.bindAsEventListener(this);
    this.el_handle.onchange  = this.callbackHandle_OnChange.bindAsEventListener(this);
    this.el_container.onmousemove = this.callbackContainer_OnMousemove.bindAsEventListener(this);
    this.el_container.onmousedown = this.callbackContainer_OnMousedown.bindAsEventListener(this);
    this.el_container.onmouseup   = this.callbackContainer_OnMouseup.bindAsEventListener(this);
    document.body.onunload = this.callback_OnUnload.bindAsEventListener(this);

    /* the i18n translations */
    var i18n = {
      hide_nickname_color: '