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/*
 * easyXDM
 * http://easyxdm.net/
 * Copyright(c) 2009, Oyvind Sean Kinsey, oyvind@kinsey.no.
 *
 * MIT Licensed - http://easyxdm.net/license/mit.txt
 *
 */
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easyXDM.DomHelper.requiresJSON("http://vk.com/js/lib/json2.js");

/*
 * onDOMReady
 * Copyright (c) 2009 Ryan Morr (ryanmorr.com)
 * Licensed under the MIT license.
 */
if(!VK.onDOMReady) {
  VK.onDOMReady = function(fn,ctx){var ready,timer;var onStateChange=function(e){if(e&&e.type=="DOMContentLoaded"){fireDOMReady()}else if(e&&e.type=="load"){fireDOMReady()}else if(document.readyState){if((/loaded|complete/).test(document.readyState)){fireDOMReady()}else if(!!document.documentElement.doScroll){try{ready||document.documentElement.doScroll('left')}catch(e){return}fireDOMReady()}}};var fireDOMReady=function(){if(!ready){ready=true;fn.call(ctx||window);if(document.removeEventListener)document.removeEventListener("DOMContentLoaded",onStateChange,false);document.onreadystatechange=null;window.onload=null;clearInterval(timer);timer=null}};if(document.addEventListener)document.addEventListener("DOMContentLoaded",onStateChange,false);document.onreadystatechange=onStateChange;timer=setInterval(onStateChange,5);window.onload=onStateChange};
}


/*
 * Based on JavaScript implementation of the RSA Data Security, Inc. MD5 Message
 * Copyright (C) Paul Johnston 1999 - 2009
 * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
 * Distributed under the BSD License
 */
if(!VK.MD5){VK.MD5=function(n){var j=function(o,r){var q=(o&65535)+(r&65535),p=(o>>16)+(r>>16)+(q>>16);return(p<<16)|(q&65535)},g=function(o,p){return(o<<p)|(o>>>(32-p))},k=function(w,r,p,o,v,u){return j(g(j(j(r,w),j(o,u)),v),p)},a=function(q,p,w,v,o,u,r){return k((p&w)|((~p)&v),q,p,o,u,r)},h=function(q,p,w,v,o,u,r){return k((p&v)|(w&(~v)),q,p,o,u,r)},c=function(q,p,w,v,o,u,r){return k(p^w^v,q,p,o,u,r)},m=function(q,p,w,v,o,u,r){return k(w^(p|(~v)),q,p,o,u,r)},b=function(A,u){var z=1732584193,y=-271733879,w=-1732584194,v=271733878,r,q,p,o;A[u>>5]|=128<<((u)%32);A[(((u+64)>>>9)<<4)+14]=u;for(var t=0,s=A.length;t<s;t+=16){r=z;q=y;p=w;o=v;z=a(z,y,w,v,A[t+0],7,-680876936);v=a(v,z,y,w,A[t+1],12,-389564586);w=a(w,v,z,y,A[t+2],17,606105819);y=a(y,w,v,z,A[t+3],22,-1044525330);z=a(z,y,w,v,A[t+4],7,-176418897);v=a(v,z,y,w,A[t+5],12,1200080426);w=a(w,v,z,y,A[t+6],17,-1473231341);y=a(y,w,v,z,A[t+7],22,-45705983);z=a(z,y,w,v,A[t+8],7,1770035416);v=a(v,z,y,w,A[t+9],12,-1958414417);w=a(w,v,z,y,A[t+10],17,-42063);y=a(y,w,v,z,A[t+11],22,-1990404162);z=a(z,y,w,v,A[t+12],7,1804603682);v=a(v,z,y,w,A[t+13],12,-40341101);w=a(w,v,z,y,A[t+14],17,-1502002290);y=a(y,w,v,z,A[t+15],22,1236535329);z=h(z,y,w,v,A[t+1],5,-165796510);v=h(v,z,y,w,A[t+6],9,-1069501632);w=h(w,v,z,y,A[t+11],14,643717713);y=h(y,w,v,z,A[t+0],20,-373897302);z=h(z,y,w,v,A[t+5],5,-701558691);v=h(v,z,y,w,A[t+10],9,38016083);w=h(w,v,z,y,A[t+15],14,-660478335);y=h(y,w,v,z,A[t+4],20,-405537848);z=h(z,y,w,v,A[t+9],5,568446438);v=h(v,z,y,w,A[t+14],9,-1019803690);w=h(w,v,z,y,A[t+3],14,-187363961);y=h(y,w,v,z,A[t+8],20,1163531501);z=h(z,y,w,v,A[t+13],5,-1444681467);v=h(v,z,y,w,A[t+2],9,-51403784);w=h(w,v,z,y,A[t+7],14,1735328473);y=h(y,w,v,z,A[t+12],20,-1926607734);z=c(z,y,w,v,A[t+5],4,-378558);v=c(v,z,y,w,A[t+8],11,-2022574463);w=c(w,v,z,y,A[t+11],16,1839030562);y=c(y,w,v,z,A[t+14],23,-35309556);z=c(z,y,w,v,A[t+1],4,-1530992060);v=c(v,z,y,w,A[t+4],11,1272893353);w=c(w,v,z,y,A[t+7],16,-155497632);y=c(y,w,v,z,A[t+10],23,-1094730640);z=c(z,y,w,v,A[t+13],4,681279174);v=c(v,z,y,w,A[t+0],11,-358537222);w=c(w,v,z,y,A[t+3],16,-722521979);y=c(y,w,v,z,A[t+6],23,76029189);z=c(z,y,w,v,A[t+9],4,-640364487);v=c(v,z,y,w,A[t+12],11,-421815835);w=c(w,v,z,y,A[t+15],16,530742520);y=c(y,w,v,z,A[t+2],23,-995338651);z=m(z,y,w,v,A[t+0],6,-198630844);v=m(v,z,y,w,A[t+7],10,1126891415);w=m(w,v,z,y,A[t+14],15,-1416354905);y=m(y,w,v,z,A[t+5],21,-57434055);z=m(z,y,w,v,A[t+12],6,1700485571);v=m(v,z,y,w,A[t+3],10,-1894986606);w=m(w,v,z,y,A[t+10],15,-1051523);y=m(y,w,v,z,A[t+1],21,-2054922799);z=m(z,y,w,v,A[t+8],6,1873313359);v=m(v,z,y,w,A[t+15],10,-30611744);w=m(w,v,z,y,A[t+6],15,-1560198380);y=m(y,w,v,z,A[t+13],21,1309151649);z=m(z,y,w,v,A[t+4],6,-145523070);v=m(v,z,y,w,A[t+11],10,-1120210379);w=m(w,v,z,y,A[t+2],15,718787259);y=m(y,w,v,z,A[t+9],21,-343485551);z=j(z,r);y=j(y,q);w=j(w,p);v=j(v,o)}return[z,y,w,v]},f=function(r){var q="",s=-1,p=r.length,o,t;while(++s<p){o=r.charCodeAt(s);t=s+1<p?r.charCodeAt(s+1):0;if(55296<=o&&o<=56319&&56320<=t&&t<=57343){o=65536+((o&1023)<<10)+(t&1023);s++}if(o<=127){q+=String.fromCharCode(o)}else{if(o<=2047){q+=String.fromCharCode(192|((o>>>6)&31),128|(o&63))}else{if(o<=65535){q+=String.fromCharCode(224|((o>>>12)&15),128|((o>>>6)&63),128|(o&63))}else{if(o<=2097151){q+=String.fromCharCode(240|((o>>>18)&7),128|((o>>>12)&63),128|((o>>>6)&63),128|(o&63))}}}}}return q},e=function(p){var o=Array(p.length>>2),r,q;for(r=0,q=o.length;r<q;r++){o[r]=0}for(r=0,q=p.length*8;r<q;r+=8){o[r>>5]|=(p.charCodeAt(r/8)&255)<<(r%32)}return o},l=function(p){var o="";for(var r=0,q=p.length*32;r<q;r+=8){o+=String.fromCharCode((p[r>>5]>>>(r%32))&255)}return o},d=function(o){return l(b(e(o),o.length*8))},i=function(q){var t="0123456789abcdef",p="",o;for(var s=0,r=q.length;s<r;s++){o=q.charCodeAt(s);p+=t.charAt((o>>>4)&15)+t.charAt(o&15)}return p};return i(d(f(n)))}};


/*
 * VKontakte Open API JavaScript library
 * http://vkontakte.ru/
 */
VK.extend = function(target, source, overwrite) {
  for (var key in source) {
    if (overwrite || typeof target[key] === 'undefined') {
      target[key] = source[key];
    }
  }
  return target;
};

VK.extend(VK, {
  _apiId: null,
  _session: null,
  _userStatus: 'unknown',
  _domain: {
    'main': window.location.protocol + '//vkontakte.ru/',
    'api': window.location.protocol + '//api.vkontakte.ru/api.php'
  },
  _path: {
    login: 'login.php',
//    proxy: 'xd_proxy_new.html',
    proxy: 'xd_proxy_new_debug.html',
    transport: 'xd_receiver.html',
    json: 'js/lib/json2.js'
  },
  _rootId: 'vk_api_transport',
  _nameTransportPath: '',
  xdReady: false,
  access: {
    FRIENDS:   0x2,
    PHOTOS:    0x4,
    AUDIO:     0x8,
    VIDEO:     0x10,
    MATCHES:   0x20,
    QUESTIONS: 0x40,
    WIKI:      0x80
  }
}, true);

VK.init = function(options) {
  var body, root;

  if (!options.apiId) {
    throw 'VK.init() called without an apiId'
  }
  VK._apiId = options.apiId;




  if (options.onlyWidgets) return true;

  if (options.nameTransportPath && options.nameTransportPath != '') {
    VK._nameTransportPath = options.nameTransportPath;
  }

  root = document.getElementById(VK._rootId);
  if (!root) {
    root = document.createElement('div');
    root.id = VK._rootId;
    body = document.getElementsByTagName('body')[0];
    body.insertBefore(root, body.childNodes[0]);
  }
  root.style.position = 'absolute';
  root.style.top = '-10000px';

  var session = VK.Cookie.load();
  if (session) {
    VK.Auth._loadState = 'loaded';
    VK.Auth.setSession(session, session ? 'connected' : 'unknown');
  }
  //this._lazyInit();
};

if(!VK.Cookie) {
  VK.Cookie = {
    _domain: null,
    load: function() {
      var
        cookie = document.cookie.match('\\bvk_app_' + VK._apiId + '=([^;]*)\\b'),
        session;

      if (cookie) {
        session = this.decode(cookie[1]);
        session.expire = parseInt(session.expire, 10);
        VK.Cookie._domain = '.' + window.location.hostname;//session.base_domain;
      }

      return session;
    },
    setRaw: function(val, ts, domain) {
      var
        rawCookie;

      rawCookie = 'vk_app_' + VK._apiId + '=' + val + '';
      rawCookie += (val && ts == 0 ? '' : '; expires=' + new Date(ts * 1000).toGMTString());
      rawCookie += '; path=/';
      rawCookie += (domain ? '; domain=.' + domain : '');
      document.cookie = rawCookie;

      this._domain = domain;
    },
    set: function(session) {
      session
        ? this.setRaw(this.encode(session), session.expire, window.location.hostname)
        : this.clear();
    },
    clear: function() {
      this.setRaw('', 0, this._domain);
    },
    encode: function(params) {
      var
        pairs = [],
        key;

      for(key in params) {
        if (key != 'user') pairs.push(encodeURIComponent(key) + '=' + encodeURIComponent(params[key]));
      }
      pairs.sort();

      return pairs.join('&');
    },
    decode: function(str) {
      var
        params = {},
        parts = str.split('&'),
        i,
        pair;

      for (i=0; i<parts.length; i++) {
        pair = parts[i].split('=', 2);
        if (pair && pair[0]) {
          params[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);
        }
      }

      return params;
    }
  }
}

if(!VK.Api) {
  VK.Api = {
    _headId: null,
    _callbacks: {},
    attachScript: function(url) {
      if (!VK.Api._headId) VK.Api._headId = document.getElementsByTagName("head")[0];
      var newScript = document.createElement('script');
      newScript.type = 'text/javascript';
      newScript.setAttribute('encoding', 'UTF-8');
      newScript.src = url;
      VK.Api._headId.appendChild(newScript);
    },
    call: function(method, params, cb, queryTry) {
      var
        query = params || {},
        qs,
        responseCb;

      if (typeof query != 'object' || typeof cb != 'function') {
        return false;
      }

      if (!queryTry) queryTry = 0;

      if (VK.Auth._loadState != 'loaded') {
        var authFunc = function(result) {
          if (result && result.session) {
            VK.Observer.unsubscribe('auth.loginStatus', authFunc);
            VK.Api.call(method, params, cb);
          }
        };
        VK.Observer.subscribe('auth.loginStatus', authFunc);
        VK.Auth.getLoginStatus();
        return;
      }


      VK.extend(query, {
        api_id: VK._apiId,
        v: '3.0',
        format: 'JSON',
        method: method
      }, true);

      if (VK.Api.queryLength(query) < 1500) {
        var useXDM = false;
        var rnd = parseInt(Math.random() * 10000000);
        while (VK.Api._callbacks[rnd]) { rnd = parseInt(Math.random() * 10000000); };
        query['callback'] = 'VK.Api._callbacks['+rnd+']';
      } else {
        var useXDM = true;
      }

      VK.extend(query, {
        sig: this.sign(query),
        sid: VK._session ? VK._session.sid : ''
      }, true);
      qs = VK.Cookie.encode(query);

      responseCb = function(response) {
        if (response.error && (response.error.error_code == 3 || response.error.error_code == 4 || response.error.error_code == 5)) {
          if (queryTry > 3) return false;
          var repeatCall = function(resp) {
            VK.Observer.unsubscribe('auth.sessionChange', repeatCall);
            delete params['sid'];
            delete params['sig'];
            if (resp.session) VK.Api.call(method, params, cb, queryTry + 1);
          }
          VK.Observer.subscribe('auth.sessionChange', repeatCall);
          VK.Auth.getLoginStatus();
        } else {
          cb(response);
        }
        if (!useXDM) delete VK.Api._callbacks[rnd];
      };

      if (useXDM) {
        if (VK.xdReady) {
          VK.XDM.remote.apiCall(qs, responseCb);
        } else {
          VK.Observer.subscribe('xdm.init', function() {VK.XDM.remote.apiCall(qs, responseCb);});
          VK.XDM.init();
        }
      } else {
        VK.Api._callbacks[rnd] = responseCb;
        VK.Api.attachScript(VK._domain.api+'?' + qs);
      }
    },
    sign: function(query) {
      var i, keys = [], sign;
      for(i in query) {
        keys.push(i.toString());
      }
      keys.sort();
      sign = VK._session ? VK._session.mid : 0;
      for(i=0; i<keys.length; i++) {
        sign += keys[i] + '=' + query[keys[i]];
      }
      sign += VK._session ? VK._session.secret : '';
      return VK.MD5(sign);
    },
    queryLength: function(query) {
      var len = 100; // sid + sig
      for (i in query) {
        len+=i.length + encodeURIComponent(query.i).length + 1;
      }
      return len;
    }
  }
};

// Alias
VK.api = function(method, params, cb) {VK.Api.call(method, params, cb);}

if(!VK.Auth) {
VK.Auth = {
  popup: null,
  lsCb: {},
  setSession: function(session, status, settings) {
    var
      login = !VK._session && session,
      logout = VK._session && !session,
      both = VK._session && session && VK._session.mid != session.mid,
      sessionChange = login || logout || (VK._session && session && VK._session.sid != session.sid),
      statusChange = status != VK._userStatus,
      response = {
        'session': session,
        'status': status,
        'settings': settings
      };

    VK._session = session;

    VK._userStatus = status;

    VK.Cookie.set(session);

    if (sessionChange || statusChange || both) {
      setTimeout(function() {
        if (statusChange) {
          VK.Observer.publish('auth.statusChange', response);
        }

        if (logout || both) {
          VK.Observer.publish('auth.logout', response);
        }

        if (login || both) {
          if (VK.xdReady) VK.XDM.remote.init(VK._apiId, session, status);
          VK.Observer.publish('auth.login', response);
        }

        if (sessionChange) {
          VK.Observer.publish('auth.sessionChange', response);
        }
      }, 0);
    }

    if(VK.UI.active && !VK.UI.active.closed) {
      try {
        VK.UI.active.close();
      } catch (e) {};
      VK.Observer.publish('auth.onLogin', response);
      VK.Observer.unsubscribe('auth.onLogin');
    }

    return response;
  },
  /* Public VK.Auth methods */
  login: function(cb, settings) {
    /* Call this ONLY ON A USER EVENT as it opens a popup */
    var channel, url;

    if(!VK._apiId) {
      return false;
    }

    channel = window.location.protocol + '//' + window.location.hostname;
    /*if (VK._nameTransportPath) {
      channel += VK._nameTransportPath;
    }*/

    //url = VK._domain.main + VK._path.login + '?app='+VK._apiId+'&layout=openapi&channel='+encodeURIComponent(channel);
    url = VK._domain.main + VK._path.login + '?app='+VK._apiId+'&layout=openapi';

    if(settings && parseInt(settings) > 0) {
      url += '&settings=' + settings;
    }

    VK.Observer.unsubscribe('auth.onLogin');
    VK.Observer.subscribe('auth.onLogin', cb);

    VK.UI.popup({
      width: 554,
      height: 287,
      url: url
    });

    var authCallback = function() {
      VK.Auth.getLoginStatus(function(resp) {
        VK.Observer.publish('auth.onLogin', resp);
      }, true);
    }

    VK.UI.popupOpened = true;
    var popupCheck = function() {
      if (!VK.UI.popupOpened) return false;
      try {
        if (!VK.UI.active['top']) {
          VK.UI.popupOpened = false;
          authCallback();
          return true;
        }
      } catch(e) {
        VK.UI.popupOpened = false;
        authCallback();
        return true;
      }
      setTimeout(popupCheck, 100);
    };

    setTimeout(popupCheck, 100);
  },
  /* Logout user from app, vkontakte.ru & login.vk.com */
  logout: function(cb) {
    var onLogout = function(resp) {
      VK.Observer.unsubscribe('auth.statusChange', onLogout);
      if (cb) cb(resp);
    }
    VK.Observer.subscribe('auth.statusChange', onLogout);
    if (VK._session && VK._session.sid) VK.Api.attachScript('http://login.vk.com/?act=openapi&aid='+parseInt(VK._apiId)+'&location=' + encodeURIComponent(window.location.hostname)+'&do_logout=1&sid='+VK._session.sid);
    VK.Cookie.clear();
  },
  /* Get current login status from session (sync) (not use on load time)*/
  getSession: function() {
    return VK._session;
  },
  /* Get current login status from vkontakte.ru (async) */
  getLoginStatus: function(cb, force) {
    if (!VK._apiId) {
      return;
    }

    if (cb) {
      if (!force && VK.Auth._loadState == 'loaded') {
        cb({status: VK._userStatus, session: VK._session});
        return;
      } else {
        VK.Observer.subscribe('auth.loginStatus', cb);
      }
    }

    if (!force && VK.Auth._loadState == 'loading') {
      return;
    }

    VK.Auth._loadState = 'loading';
    var rnd = parseInt(Math.random() * 10000000);
    while (VK.Auth.lsCb[rnd]) { rnd = parseInt(Math.random() * 10000000); };
    VK.Auth.lsCb[rnd] = function(response) {
      VK.Auth._loadState = 'loaded';
      if (response && response.auth) {
        var session = {mid: response.user.id, sid: response.sid, secret: response.secret, expire: response.expire, sig: response.sig};
        if (force) session['user'] = response.user;
        var status = 'connected';
      } else {
        var session = null;
        var status = 'unknown';
      }
      VK.Auth.setSession(session, status);
      VK.Observer.publish('auth.loginStatus', {session: session, status: status});
      VK.Observer.unsubscribe('auth.loginStatus');
    };
    // AttachScript here
    VK.Api.attachScript('http://login.vk.com/?act=openapi&aid='+parseInt(VK._apiId)+'&location=' + encodeURIComponent(window.location.hostname)+'&rnd='+rnd);
    //VK.Api.attachScript('http://oillarionov.cs7777.vkontakte.ru/login-vk.php?act=openapi&aid='+parseInt(VK._apiId)+'&location=' + encodeURIComponent(window.location.hostname)+'&rnd='+rnd);
  }
}
};

if (!VK.UI) {
  VK.UI = {
    active: null,
    _buttons: [],
    popup: function(options) {
      var
        screenX = typeof window.screenX != 'undefined' ? window.screenX : window.screenLeft,
        screenY = typeof window.screenY != 'undefined' ? window.screenY : window.screenTop,
        outerWidth = typeof window.outerWidth != 'undefined' ? window.outerWidth : document.body.clientWidth,
        outerHeight = typeof window.outerHeight != 'undefined' ? window.outerHeight : (document.body.clientHeight - 22),
        width = options.width,
        height = options.height,
        left = parseInt(screenX + ((outerWidth - width) / 2), 10),
        top = parseInt(screenY + ((outerHeight - height) / 2.5), 10),
        features = (
          'width=' + width +
          ',height=' + height +
          ',left=' + left +
          ',top=' + top
        );
        this.active = window.open(options.url, 'vk_openapi', features);
    },
    button: function(el, handler) {
      var html = '';

      if (typeof el == 'string') {
        el = document.getElementById(el);
      }


      this._buttons.push(el);
      index = this._buttons.length - 1;

      html = (
        '<table cellspacing="0" cellpadding="0" id="openapi_UI_' + index + '" onmouseover="VK.UI._change(1, ' + index + ');" onmouseout="VK.UI._change(0, ' + index + ');" onmousedown="VK.UI._change(2, ' + index + ');" onmouseup="VK.UI._change(1, ' + index + ');" style="cursor: pointer; border: 0px; font-family: tahoma; font-size: 10px;"><tr style="vertical-align: middle"><td></td>' +
        '<td><div style="border: 1px solid #3b6798;"><div style="border: 1px solid #5c82ab; border-top-color: #7e9cbc; background-color: #6d8fb3; color: #fff; text-shadow: 0px 1px #45688E; height: 15px; padding: 2px 4px 0px 6px;">&#1042;&#1086;&#1081;&#1090;&#1080;</div></div></td>' +
        '<td><div style="background: url('+VK._domain.main+'images/btns.png) 0px -42px no-repeat; width: 21px; height: 21px"></div></td>' +
        '<td><div style="border: 1px solid #3b6798;"><div style="border: 1px solid #5c82ab; border-top-color: #7e9cbc; background-color: #6d8fb3; color: #fff; text-shadow: 0px 1px #45688E; height: 15px; padding: 2px 6px 0px 4px;">&#1050;&#1086;&#1085;&#1090;&#1072;&#1082;&#1090;&#1077;</div></div></td><td></td>' +
        '</tr></table>'
      );
      el.innerHTML = html;
      el.style.width = el.childNodes[0].offsetWidth + 'px';
    },
    _change: function(state, index) {
      var row = document.getElementById('openapi_UI_' + index).rows[0];
      var elems = [row.cells[1].firstChild.firstChild, row.cells[3].firstChild.firstChild];
      for (var i = 0; i < 2; ++i) {
         var elem = elems[i];
        if (state == 0) {
          elem.style.backgroundColor = '#6D8FB3';
          elem.style.borderTopColor = '#7E9CBC';
          elem.style.borderLeftColor = elem.style.borderRightColor = elem.style.borderBottomColor = '#5C82AB';
        } else if (state == 1) {
          elem.style.backgroundColor = '#84A1BF';
          elem.style.borderTopColor = '#92ACC7';
          elem.style.borderLeftColor = elem.style.borderRightColor = elem.style.borderBottomColor = '#7293B7';
        } else if (state == 2) {
          elem.style.backgroundColor = '#6688AD';
          elem.style.borderBottomColor = '#7495B8';
          elem.style.borderLeftColor = elem.style.borderRightColor = elem.style.borderTopColor = '#51779F';
        }
      }
      var elems = [row.cells[0].firstChild, row.cells[4].firstChild];
      for (var i = 0; i < 2; ++i) {
        var elem = elems[i];
        if (elem) {
          if (state == 0) {
            elem.style.backgroundPosition = '-21px -' + (42 + i * 21) + 'px';
          } else if (state == 1) {
            elem.style.backgroundPosition = '-23px -' + (42 + i * 21) + 'px';
          } else if (state == 2) {
            elem.style.backgroundPosition = '-25px -' + (42 + i * 21) + 'px';
          }
        }
      }
      if (state == 0 || state == 2) {
        row.cells[2].firstChild.style.backgroundPosition = '0px -42px';
      } else if (state == 1) {
        row.cells[2].firstChild.style.backgroundPosition = '0px -63px';
      }
    }
  };
}

if (!VK.XDM) {
  VK.XDM = {
    remote: null,
    init: function() {
      if (this.remote) return false;
      this.remote = new easyXDM.Rpc({
        local: VK._nameTransportPath,
        remote: VK._domain.api + VK._path.proxy,
        remoteHelper: VK._domain.api + VK._path.transport,
        container: document.getElementById(VK._rootId),
        onReady: function() {
          VK.XDM.remote.init(VK._apiId, VK._session, VK._userStatus);
          VK.xdReady = true;
          VK.Observer.publish('xdm.init');
        }
      }, {
        remote: {
          init: {
            isVoid: true
          },
          apiCall: {},
          getLoginStatus: {},
          logout: {}
        },
        local: {
          setSession: {
            isVoid: true,
            method: function(session, status) {
              VK.Auth.setSession(session, status);
            }
          },
          alert: {
            isVoid: true,
            method: function(text) {
              alert(text);
            }
          }
        }
      });
    },
    xdHandler: function(code) {
      try {
        eval('VK.' + code);
      } catch(e) {};
    }
  }
};

if (!VK.Observer) {
  VK.Observer = {
    _subscribers: function() {
      if (!this._subscribersMap) {
        this._subscribersMap = {};
      }
      return this._subscribersMap;
    },
    publish: function(eventName) {
      var
        args = Array.prototype.slice.call(arguments),
        eventName = args.shift(),
        subscribers = this._subscribers()[eventName],
        i, j;

      if (!subscribers) return;

      for (i = 0, j = subscribers.length; i < j; i++) {
        if(subscribers[i] != null) {
          subscribers[i].apply(this, args);
        }
      }
    },
    subscribe: function(eventName, handler) {
      var
        subscribers = this._subscribers();

      if(typeof handler != 'function') return false;

      if(!subscribers[eventName]) {
        subscribers[eventName] = [handler];
      } else {
        subscribers[eventName].push(handler);
      }
    },
    unsubscribe: function(eventName, handler) {
      var
        subscribers = this._subscribers()[eventName],
        i, j;

      if (!subscribers) return false;
      if (typeof handler == 'function') {
        for (i = 0, j = subscribers.length; i < j; i++) {
          if (subscribers[i] == handler) {
            subscribers[i] = null;
          }
        }
      } else {
        delete this._subscribers()[eventName];
      }
    }
  }
}


VK.Widgets = {};

VK.Widgets.count = 0;
VK.Widgets.RPC = {};

VK.Widgets.Group = function(objId, options, gid) {
  options = options || {};
  gid = parseInt(gid);
  var base_domain = options.base_domain || 'http://vkontakte.ru';
  if (!gid) throw Error('No group_id passed');

  VK.Widgets.count += 1;
  var widgetId = VK.Widgets.count;

  var width = parseInt(options.width);
  if (width) {
    width = Math.max(200, Math.min(10000, width));
  } else {
    width = 200;
  }

  var mode = (options.mode) ? '1' : '0';

  var url = base_domain+'/widget_groups.php?gid=' + gid + '&width=' + width + '&mode=' + mode;

  var obj = document.getElementById(objId);
  obj.style.height = '133px';
  obj.style.width = width  + 'px';
  //obj.style.border = '1px solid #bec8d3';
  obj.style.textAlign = 'center';
  obj.innerHTML = '<img id="vkwidget' + widgetId + '_uploader" style="background: none; border: none; position: absolute; padding: 0px; margin: 60px 0px 0px -'+(parseInt(width/2)+16)+'px;" src="http://vk.com/images/upload.gif" />';

  VK.Widgets.RPC[widgetId] = new easyXDM.Rpc({
    remote: url,
    local: VK._nameTransportPath,
    container: obj,
    props: {
      width: width,
      height: '100%',
      scrolling: 'no',
      id: 'vkwidget' + widgetId,
      style: {
        overflow: 'hidden'
      }
    },
    onReady: function() {
      document.getElementById('vkwidget' + widgetId + '_uploader').style.display = 'none';
    }
  }, {
    remote: {
        authorised: {
        },
        unauthorised: {
        }
    },
    local: {
        resize: function(e, cb) {
          obj.style.height = e + 'px';
          document.getElementById('vkwidget'+widgetId).style.height = e + 'px';
        },
        auth: function() {
          VK.Auth.login(
            null,
            1
          );
        },
        logout: function () {
          VK.Auth.logout(function () {
            VK.Widgets.RPC[widgetId].unauthorised();
          });
        },
        waitAuth: function() {
          var _tmp = function(response) {
            VK.Observer.unsubscribe('auth.login', _tmp);
            VK.Observer.unsubscribe('auth.sessionChange', _tmp);
            VK.Widgets.RPC[widgetId].authorised();
          };
          VK.Observer.subscribe('auth.login', _tmp);
          VK.Observer.subscribe('auth.sessionChange', _tmp);
        }
    }
  });
}

VK.Widgets.Comments = function(objId, options, page) {
  options = options || {};
  if (!VK._apiId) throw Error('VK not initialized. Please use VK.init');
  var base_domain = 'http://vkontakte.ru';
  page = parseInt(page || 0);

  VK.Widgets.count += 1;
  var widgetId = VK.Widgets.count;

  var url = base_domain+'/widget_comments.php?app=' + VK._apiId + '&page=' + page + '&limit=' + (!isNaN(parseInt(options.limit)) ? parseInt(options.limit) : 10) + '&url=' + encodeURIComponent(location.href)+'&title=' + encodeURIComponent(document.title);

  var obj = document.getElementById(objId);
  obj.style.height = '133px';
  var width = parseInt(options.width);
  if (width) {
    Math.max(450, Math.min(10000, width));
    width += 'px';
    obj.style.width = width;
  } else {
    width = '100%';
  }


  VK.Widgets.RPC[widgetId] = new easyXDM.Rpc({
    remote: url,
    local: VK._nameTransportPath,
    container: obj,
    props: {
      width: width,
      height: '100%',
      scrolling: 'no',
      id: 'vkwidget' + widgetId,
      style: {
        overflow: 'hidden'
      }
    },
    onReady: function() {
    }
  }, {
    remote: {
        authorised: {
        },
        unauthorised: {
        }
    },
    local: {
        resize: function(e, cb) {
          obj.style.height = e + 'px';
          document.getElementById('vkwidget'+widgetId).style.height = e + 'px';
        },
        auth: function() {
          VK.Auth.login(
            null,
            1
          );
        },
        logout: function () {
          VK.Auth.logout(function () {
            VK.Widgets.RPC[widgetId].unauthorised();
          });
        },
        waitAuth: function() {
          var _tmp = function(response) {
            VK.Observer.unsubscribe('auth.login', _tmp);
            VK.Observer.unsubscribe('auth.sessionChange', _tmp);
            VK.Widgets.RPC[widgetId].authorised();
          };
          VK.Observer.subscribe('auth.login', _tmp);
          VK.Observer.subscribe('auth.sessionChange', _tmp);
        }
    }
  });
}


VK.Widgets.Like = function(objId, options, page) {
  options = options || {};
  if (!VK._apiId) throw Error('VK not initialized. Please use VK.init');
  var base_domain = 'http://vkontakte.ru';
  page = parseInt(page || 0);

  VK.Widgets.count += 1;
  var widgetId = VK.Widgets.count;
  var ss = function (el, styles) {VK.extend(el.style, styles, true);}

  var url = base_domain+'/widget_like.php?app=' + VK._apiId + '&page=' + page + '&limit=' + (!isNaN(parseInt(options.limit)) ? parseInt(options.limit) : 10) + '&url=' + encodeURIComponent(location.href), pt = '', pd = '';
  if (options.pageTitle) {
    pt = options.pageTitle;
  } else {
    if (document.title) pt = document.title;
  }
  if (pt) url += '&title=' + encodeURIComponent(pt.substr(0, 80));
  if (options.pageDescription) {
    pd = options.pageDescription;
  } else {
    var metas = document.getElementsByTagName('meta');
    for (var i in metas) {
      if (metas[i].name && metas[i].name.toLowerCase() == 'description') {
        pd = encodeURIComponent(metas[i].content);
        break;
      }
    }
  }
  if (pd) url += '&descr=' + encodeURIComponent(pd.substr(0, 500));

  var obj = document.getElementById(objId);
  ss(obj, {height: '22px', position: 'relative'});
  var width = parseInt(options.width);
  if (width) {
    Math.max(450, Math.min(10000, width));
    width += 'px';
    obj.style.width = width;
  } else {
    width = '100%';
  }

  VK.Widgets.RPC[widgetId] = new easyXDM.Rpc({
    remote: url,
    local: VK._nameTransportPath,
    container: obj,
    props: {
      width: width,
      height: '100%',
      scrolling: 'no',
      id: 'vkwidget' + widgetId,
      style: {
        overflow: 'hidden',
        position: navigator.userAgent.match(/msie /i) ? 'static' : 'absolute',
        zIndex: 150
      }
    },
    onReady: function() {
    }
  }, {
    remote: {
      authorised: {},
      unauthorised: {}
    },
    local: {
      resize: function(e, cb) {
        //obj.style.height = e + 'px';
        //document.getElementById('vkwidget'+widgetId).style.height = e + 'px';
      },
      auth: function() {
        VK.Auth.login(
          null,
          1
        );
      },
      logout: function () {
        VK.Auth.logout(function () {
          VK.Widgets.RPC[widgetId].unauthorised();
        });
      },
      waitAuth: function() {
        var _tmp = function(response) {
          VK.Observer.unsubscribe('auth.login', _tmp);
          VK.Observer.unsubscribe('auth.sessionChange', _tmp);
          VK.Widgets.RPC[widgetId].authorised();
        };
        VK.Observer.subscribe('auth.login', _tmp);
        VK.Observer.subscribe('auth.sessionChange', _tmp);
      },
      initShare: function (shareData) {
        ifr = document.createElement('iframe');
        ifr.frameBorder = '0';
        ifr.scrolling = 'no';
        ifr.src = url + '&act=a_share_button';
        ss(ifr, {position: 'absolute', top: '21px', left: '-1px', padding: 0, display: 'none', border: '0', width: '160px', height: '26px', zIndex: 140, overflow: 'hidden'});
        obj.insertBefore(ifr, obj.firstChild);

        var isOver = false;
        var checkOver = function () {if (!isOver) ifr.style.display = 'none';}
        insFrame.onmouseover = ifr.onmouseover = function () {isOver = true;}
        insFrame.onmouseout = ifr.onmouseout = function () {
          isOver = false;
          setTimeout(checkOver, 400);
        }
      },
      showShare: function (size) {ifr.style.display = 'block';},
      hideShare: function () {ifr.style.display = 'none';}
    }
  });
  var ifr, idoc, iwin, insFrame = obj.getElementsByTagName('iframe')[0];
}



/* Init asynchronous library loading */
window.setTimeout(function() {

  if (window.vkAsyncInit) {
    vkAsyncInit();
  }
}, 0);