给Sharepoint 子站点加用户

   string strUserName = "kevin";
   SPSite siteCollection = SPControl.GetContextSite(Context);
   siteCollection.AllowUnsafeUpdates = true;
   SPWeb web = siteCollection.AllWebs["testByjason10"];
   web.AllowUnsafeUpdates = true;
   SPRoleCollection rols = web.Roles ;
   foreach(SPRole r in rols)
   {
    Response.Write (r.Name);
   }
   SPRole designerRole = web.Roles["Contributor"];
   designerRole.AddUser("RELEASE-SERVER\\"+strUserName,"123@123.com","RELEASE-SERVER\\"+strUserName,"kevin");