(function()
{
  if (window.ForumHelper)
  {
    return;
  }
  
  window.ForumHelper = new Object();
  

  function $(id) 
  {
    return document.getElementById(id);
  }
  ForumHelper.navigateToTopic = function(topicUrl)
  {
    window.location = topicUrl;
  }

  ForumHelper.highlight = function(elem)
  {
    var splitted = elem.className.split(' ');
    elem.className = splitted[0] + ' highlight'; 
  }

  ForumHelper.normlight = function(elem)
  {
    var splitted = elem.className.split(' ');
    elem.className = splitted[0] + ' normal'; 
  }

  ForumHelper.subscribeForum = function(forumId)
  {
    var subscribeLink = $(this.subscribeLinkID);
    var subscribingLabel = $(this.subscribingLabelID);
    subscribingLabel.style.display = 'block';
    subscribeLink.style.display = 'none';
    try
    {
    Bonasource.MembershipFS.WebUI.Content.Members.SubscriptionWebService.SubscribeForum(
      forumId,
      ForumHelper.subscribedSuccessfully,
      ForumHelper.subscriptionFailed,
      ForumHelper.subscriptionFailed);
    }
    catch(e)
    {
      return true;
    }
    return false;
  }

  ForumHelper.unsubscribeForum = function(forumId)
  {
    var unsubscribeLink = $(this.unsubscribeLinkID);
    var unsubscribingLabel = $(this.unsubscribingLabelID);
    unsubscribingLabel.style.display = 'block';
    unsubscribeLink.style.display = 'none';
    Bonasource.MembershipFS.WebUI.Content.Members.SubscriptionWebService.UnsubscribeForum(
      forumId,
      ForumHelper.unsubscribedSuccessfully,
      ForumHelper.unsubscriptionFailed,
      ForumHelper.unsubscriptionFailed);
    return false;
  }

  ForumHelper.subscribedSuccessfully = function(result)
  {
    var unsubscribeLink = $(ForumHelper.unsubscribeLinkID);
    var subscribingLabel = $(ForumHelper.subscribingLabelID);
    var unsubscribingLabel = $(ForumHelper.unsubscribingLabelID);
    unsubscribeLink.style.display = 'block';
    subscribingLabel.style.display = 'none';
    unsubscribingLabel.style.display = 'none';
  }

  ForumHelper.subscriptionFailed = function(result)
  {
    var subscribeLink = $(ForumHelper.subscribeLinkID);
    var subscribingLabel = $(ForumHelper.subscribingLabelID);
    var unsubscribingLabel = $(ForumHelper.unsubscribingLabelID);
    subscribeLink.style.display = 'block';
    subscribingLabel.style.display = 'none';
    unsubscribingLabel.style.display = 'none';
  }
  ForumHelper.unsubscribedSuccessfully = function(result)
  {
    var subscribeLink = $(ForumHelper.subscribeLinkID);
    var subscribingLabel = $(ForumHelper.unsubscribingLabelID);
    var unsubscribingLabel = $(ForumHelper.unsubscribingLabelID);
    subscribeLink.style.display = 'block';
    subscribingLabel.style.display = 'none';
    unsubscribingLabel.style.display = 'none';
  }

  ForumHelper.unsubscriptionFailed = function(result)
  {
    var unsubscribeLink = $(ForumHelper.unsubscribeLinkID);
    var subscribingLabel = $(ForumHelper.subscribingLabelID);
    var unsubscribingLabel = $(ForumHelper.unsubscribingLabelID);
    unsubscribeLink.style.display = 'block';
    subscribingLabel.style.display = 'none';
    unsubscribingLabel.style.display = 'none';
  }

  ForumHelper.subscribeTopic = function(topicId)
  {
    var subscribeTopicLink = $(this.subscribeTopicLinkID);
    var subscribingTopicLabel = $(this.subscribingTopicLabelID);
    subscribingTopicLabel.style.display = 'block';
    subscribeTopicLink.style.display = 'none';
    try
    {
    Bonasource.MembershipFS.WebUI.Content.Members.SubscriptionWebService.SubscribeTopic(
      topicId,
      ForumHelper.subscribedTopicSuccessfully,
      ForumHelper.subscriptionTopicFailed,
      ForumHelper.subscriptionTopicFailed);
    }
    catch(e)
    {
      return true;
    }
    return false;
  }

  ForumHelper.unsubscribeTopic = function(topicId)
  {
    var unsubscribeTopicLink = $(this.unsubscribeTopicLinkID);
    var unsubscribingTopicLabel = $(this.unsubscribingTopicLabelID);
    unsubscribingTopicLabel.style.display = 'block';
    unsubscribeTopicLink.style.display = 'none';
    Bonasource.MembershipFS.WebUI.Content.Members.SubscriptionWebService.UnsubscribeTopic(
      topicId,
      ForumHelper.unsubscribedTopicSuccessfully,
      ForumHelper.unsubscriptionTopicFailed,
      ForumHelper.unsubscriptionTopicFailed);
    return false;
  }

  ForumHelper.subscribedTopicSuccessfully = function(result)
  {
    var unsubscribeTopicLink = $(ForumHelper.unsubscribeTopicLinkID);
    var subscribingTopicLabel = $(ForumHelper.subscribingTopicLabelID);
    var unsubscribingTopicLabel = $(ForumHelper.unsubscribingTopicLabelID);
    unsubscribeTopicLink.style.display = 'block';
    subscribingTopicLabel.style.display = 'none';
    unsubscribingTopicLabel.style.display = 'none';
  }

  ForumHelper.subscriptionTopicFailed = function(result)
  {
    var subscribeTopicLink = $(ForumHelper.subscribeTopicLinkID);
    var subscribingTopicLabel = $(ForumHelper.subscribingTopicLabelID);
    var unsubscribingTopicLabel = $(ForumHelper.unsubscribingTopicLabelID);
    subscribeTopicLink.style.display = 'block';
    subscribingTopicLabel.style.display = 'none';
    unsubscribingTopicLabel.style.display = 'none';
  }
  ForumHelper.unsubscribedTopicSuccessfully = function(result)
  {
    var subscribeTopicLink = $(ForumHelper.subscribeTopicLinkID);
    var subscribingTopicLabel = $(ForumHelper.unsubscribingTopicLabelID);
    var unsubscribingTopicLabel = $(ForumHelper.unsubscribingTopicLabelID);
    subscribeTopicLink.style.display = 'block';
    subscribingTopicLabel.style.display = 'none';
    unsubscribingTopicLabel.style.display = 'none';
  }

  ForumHelper.unsubscriptionTopicFailed = function(result)
  {
    var unsubscribeTopicLink = $(ForumHelper.unsubscribeTopicLinkID);
    var subscribingTopicLabel = $(ForumHelper.subscribingTopicLabelID);
    var unsubscribingTopicLabel = $(ForumHelper.unsubscribingTopicLabelID);
    unsubscribeTopicLink.style.display = 'block';
    subscribingTopicLabel.style.display = 'none';
    unsubscribingTopicLabel.style.display = 'none';
  }

  ForumHelper.existedCategorySelected = function()
  {
    var existingCategoryDiv = $(ForumHelper.idExistingCategoryDiv);
    var newCategoryDiv = $(ForumHelper.idNewCategoryDiv);
    existingCategoryDiv.style.display = "";
    newCategoryDiv.style.display = "none";
  }

  ForumHelper.newCategorySelected = function()
  {
    var existingCategoryDiv = $(ForumHelper.idExistingCategoryDiv);
    var newCategoryDiv = $(ForumHelper.idNewCategoryDiv);
    existingCategoryDiv.style.display = "none";
    newCategoryDiv.style.display = "";
  }

})();


if(typeof(Sys) !== "undefined")
    Sys.Application.notifyScriptLoaded();