ASP.Net Context.Cache

Here's some code to set a cache variable in the global.asax.

http://www.developer.com/net/net/article.php/1477771

     static Cache _cache = null;
   
    protected void Application_Start(object sender, EventArgs e)
    {
        _cache = Context.Cache;

        _cache.Insert("UserCount", BusinessObjects.ActiveUserCounter.GetUserCount(), null,
      DateTime.Now.AddMinutes(5), Cache.NoSlidingExpiration, CacheItemPriority.AboveNormal,
      new CacheItemRemovedCallback(RefreshUserCount));
    }

    static void RefreshUserCount(String key, Object item,
      CacheItemRemovedReason reason)
    {
        _cache.Insert("UserCount", BusinessObjects.ActiveUserCounter.GetUserCount(), null,
       DateTime.Now.AddMinutes(5), Cache.NoSlidingExpiration, CacheItemPriority.AboveNormal,
       new CacheItemRemovedCallback(RefreshUserCount));
    }