greasemonkey google chrome help

[Feep]

how would I install this to google chrome?

I've tried saving it as a user.js file and opening with chrome but to no avail :(

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[dkamm65]

https://raw.github.com/orfjackal/facebook-history-purge/master/facebook-history-purge.js

Save page as (Ctrl+S).

Rename to 'facebook-history-purge.user.js'.

Save it anywhere.

Drag the file into an open Chrome window.

[Feep]

love you long time <3