var TopicForm = {
  editNewTitle: function(txtField) {
    $('new_topic').innerHTML = (txtField.value.length > 5) ? txtField.value : 'New Topic';
  }
}

var EditForm = {
  // show the form
  init: function(postId) {
    $('edit-post-' + postId + '_spinner').show();
    this.clearReplyId();
  },

  // sets the current post id we're editing
  setReplyId: function(postId) {
    $('edit').setAttribute('post_id', postId.toString());
    $('posts-' + postId + '-row').addClassName('editing');
    if($('reply')) $('reply').hide();
  },
  
  // clears the current post id
  clearReplyId: function() {
    var currentId = this.currentReplyId()
    if(!currentId || currentId == '') return;

    var row = $('posts-' + currentId + '-row');
    if(row) row.removeClassName('editing');
    $('edit').setAttribute('post_id', '');
  },
  
  // gets the current post id we're editing
  currentReplyId: function() {
    return $('edit').getAttribute('post_id');
  },
  
  // checks whether we're editing this post already
  isEditing: function(postId) {
    if (this.currentReplyId() == postId.toString())
    {
      $('edit').show();
      $('edit_post_body').focus();
      return true;
    }
    return false;
  },

  // close reply, clear current reply id
  cancel: function() {
    this.clearReplyId();
    $('edit').hide()
  }
}

var ReplyForm = {
  // yes, i use setTimeout for a reason
  init: function() {
    EditForm.cancel();
    $('reply').toggle();
    $('post_body').focus();
    // for Safari which is sometime weird
//    setTimeout('$(\"post_body\").focus();',50);
  }
}

var Cookie = {
  set: function(name, value, daysToExpire) {
    var expire = '';
    if (daysToExpire != undefined) {
      var d = new Date();
      d.setTime(d.getTime() + (86400000 * parseFloat(daysToExpire)));
      expire = '; expires=' + d.toGMTString();
    }
    return (document.cookie = escape(name) + '=' + escape(value || '') + expire);
  },
  get: function(name) {
    var cookie = document.cookie.match(new RegExp('(^|;)\s*' + escape(name) + '=([^;\s]*)'));
    return (cookie ? unescape(cookie[2]) : null);
  },
  erase: function(name) {
    var cookie = Cookie.get(name) || true;
    Cookie.set(name, '', -1);
    return cookie;
  },
  accept: function() {
    if (typeof navigator.cookieEnabled == 'boolean') {
      return navigator.cookieEnabled;
    }
    Cookie.set('_test', '1');
    return (Cookie.erase('_test') === '1');
  }
};