public void LogSnippetViewAsync(string snippetId, string ipAddress, string userAgent)
{
    Func<string, string, string, bool> del = this.LogSnippetView; 
    del.BeginInvoke(snippetId, ipAddress,userAgent,null,null);            
}
 
public bool LogSnippetView(string snippetId, string ipAddress, string userAgent)
{
    if (string.IsNullOrEmpty(userAgent))
        return false;
 
    userAgent = userAgent.ToLower();
 
    if (!(userAgent.Contains("mozilla") || userAgent.StartsWith("safari") ||
        userAgent.StartsWith("blackberry") || userAgent.StartsWith("t-mobile") ||
        userAgent.StartsWith("htc") || userAgent.StartsWith("opera")))
        return false;
 
    this.Context.LogSnippetClick(snippetId, ipAddress); // stored proc
 
    return true;
}