我们知道，假如你的电脑没有安装3721等IE插件的话，若访问了含有插件代码的页面时，IE就好像凝固一样失去了反应，其实是在下载插件程序，若你没有选择安装的话，每次都会下载并提示你，带来很多麻烦，并且一旦安装了这些插件后，他们之间又存在不兼容性等问题导致IE或系统经常会出问题，现在有一种免疫的方法，大家不妨一试：
REGEDIT4
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{B83FC273-3522-4CC6-92EC-75CC86678DA4}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{7CA83CF1-3AEA-42D0-A4E3-1594FC6E48B2}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{4522DBFE-14CD-4A59-AC2A-54BADFDD6D53}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{4EDBBAEA-F509-49F6-94D1-ECEC4BE5B686}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{8D898B17-976D-44c1-84E6-AF38842AC9EC}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{8135EF31-FE8C-4C6E-A18A-F59944C3A488}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{9BBC1154-218D-453C-97F6-A06582224D81}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{BC207F7D-3E63-4ACA-99B5-FB5F8428200C}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{9A578C98-3C2F-4630-890B-FC04196EF420}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{CF051549-EDE1-40F5-B440-BCD646CF2C25}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{15DDE989-CD45-4561-BF99-D22C0D5C2B74}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{98FA5667-513F-4F15-8A15-C171477B8847}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{2D0C7226-747E-11D6-83F0-00E04C4A2F90}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{484FF54A-CC44-467E-9C31-5B89FC753007}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{CE7C3CF0-4B15-11D1-ABED-709549C10000}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{018B7EC3-EECA-11D3-8E71-0000E82C6C0D}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{EF86873F-04C2-4a95-A373-5703C08EFC7B}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{E8EDB60C-951E-4130-93DC-FAF1AD25F8E7}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{FC87A650-207D-4392-A6A1-82ADBC56FA64}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{69A72A8A-84ED-4a75-8CE7-263DBEF3E5D3}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{03C543A1-C090-418F-A1D0-FB96380D601D}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{3717DF57-0396-463d-98B7-647C7DC6898A}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{7EB2A76C-97AE-4cf3-9C6A-EA0F61F137E1}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{FC327B3F-377B-4CB7-8B61-27CD69816BC3}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{D6862A22-1DD6-11D3-BB7C-444553540000}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{8522F9B3-38C5-4aa4-AE40-7401F1BBC851}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{00000566-0000-0010-8000-00AA006D2EA4}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{4B106874-DD36-11D0-8B44-00A024DD9EFF}]
"Compatibility Flags"=dword:00000400
将上面的 键值保存为 IE-OK.reg 后，双击之导入注册表即可
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