webBrowser控件怎么实现页面静音
就是说我自己想做一个浏览器。。然后有一个Form1，里面有一个WebBrowser和一个按钮，怎么实现点击按钮网页静音。
求解，谢谢！！
[解决办法]
Hook API
[解决办法]
有FLASH的界面的声音不能禁音
#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);