想自己做浏览器，怎么实现页面静音
使用webBrowser，然后下面有工具栏，在工具栏中点击一个按钮就能使webBrowser中网页静音。

不知道该如何实现，用webBrowser控件可行不，还是要自行扩展webBrowser控件功能呢

[解决办法]
有FLASH的界面的声音不能禁音

C# code

#region API        public enum INTERNETFEATURELIST        {            FEATURE_OBJECT_CACHING = 0,            FEATURE_ZONE_ELEVATION = 1,            FEATURE_MIME_HANDLING = 2,            FEATURE_MIME_SNIFFING = 3,            FEATURE_WINDOW_RESTRICTIONS = 4,            FEATURE_WEBOC_POPUPMANAGEMENT = 5,            FEATURE_BEHAVIORS = 6,            FEATURE_DISABLE_MK_PROTOCOL = 7,            FEATURE_LOCALMACHINE_LOCKDOWN = 8,            FEATURE_SECURITYBAND = 9,            FEATURE_RESTRICT_ACTIVEXINSTALL = 10,            FEATURE_VALIDATE_NAVIGATE_URL = 11,            FEATURE_RESTRICT_FILEDOWNLOAD = 12,            FEATURE_ADDON_MANAGEMENT = 13,            FEATURE_PROTOCOL_LOCKDOWN = 14,            FEATURE_HTTP_USERNAME_PASSWORD_DISABLE = 15,            FEATURE_SAFE_BINDTOOBJECT = 16,            FEATURE_UNC_SAVEDFILECHECK = 17,            FEATURE_GET_URL_DOM_FILEPATH_UNENCODED = 18,            FEATURE_TABBED_BROWSING = 19,            FEATURE_SSLUX = 20,            FEATURE_DISABLE_NAVIGATION_SOUNDS = 21,            FEATURE_DISABLE_LEGACY_COMPRESSION = 22,            FEATURE_FORCE_ADDR_AND_STATUS = 23,            FEATURE_XMLHTTP = 24,            FEATURE_DISABLE_TELNET_PROTOCOL = 25,            FEATURE_FEEDS = 26,            FEATURE_BLOCK_INPUT_PROMPTS = 27,            FEATURE_ENTRY_COUNT = 28        }        private const int SET_FEATURE_ON_THREAD = 0x00000001;        private const int SET_FEATURE_ON_PROCESS = 0x00000002;        private const int SET_FEATURE_IN_REGISTRY = 0x00000004;        private const int SET_FEATURE_ON_THREAD_LOCALMACHINE = 0x00000008;        private const int SET_FEATURE_ON_THREAD_INTRANET = 0x00000010;        private const int SET_FEATURE_ON_THREAD_TRUSTED = 0x00000020;        private const int SET_FEATURE_ON_THREAD_INTERNET = 0x00000040;        private const int SET_FEATURE_ON_THREAD_RESTRICTED = 0x00000080;        [DllImport("urlmon.dll")]        [PreserveSig]        [return: MarshalAs(UnmanagedType.Error)]        static extern int CoInternetSetFeatureEnabled(             INTERNETFEATURELIST FeatureEntry,             [MarshalAs(UnmanagedType.U4)] int dwFlags,             bool fEnable);        #endregionCoInternetSetFeatureEnabled(INTERNETFEATURELIST.FEATURE_DISABLE_NAVIGATION_SOUNDS, SET_FEATURE_ON_PROCESS, true);
[解决办法]
http://www.qq7u.com/develop/2012-02-27/625.html

参考