VobSub.dll is missing or can't be found error on Win7 64-bit

Execute VobSub with error "vobsub.dll is missing or can't be found" on Win7 64-bit.
This is due to 32-bit dll with be put into System32 folder, but 64-bit will be in SysWOW64. Solution is to modify the shortcut of vobsub.
For example, VobSub cutter:

C:\Windows\System32\rundll32.exe vobsub.dll,Cutter

Change to

C:\Windows\SysWOW64\rundll32.exe vobsub.dll,Cutter

The solution also can be applied to VobSub cutter, VobSub joiner, VobSub configure and DirectVobSub configure.