asp.net 安全 ASP.NET 窗体身份验证http://www.microsoft.com/china/msdn/library/webservices/asp.net/PAGExplained0002.mspx?mfr=trueHow To: Use Role Manager in ASP.NET 2.0http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnpag2/html/paght000013.asp