replacing a word with some thing else throughout vbulletin mod needed

[helpmehost]

I need a mod I had that for phpbb

you just put a word and click it goes through all my forum and replace it with some thing else

[Lynne]

Have you tried using the Replacement Variable for your Style?

[helpmehost]

Hi
I am not talking about style

supposign I have a wrong link in my whole forum and I want to replace it with some thing else

right now the only option is to search in database

I need a mod that I can do this in control panel