清除IE所有插件的注冊表寫法
reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Extensions" /f
reg delete "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Settings" /f
