Ive tried in the mk4 section but no replies, is there anyone here that can help plz

Quick question before i order. just brought the wife a 51 reg beetle saturday from the auction(golf mk4??) i have only one key (the three button remote), would the key in this link fit if i can get it cut to match mine?
Its a 1.6 SR engine
http://www.dealextreme.com/details.dx/sku.16674also would this little gadget be any use for this beetle:
http://www.dealextreme.com/details.dx/sku.37635the ESP lamp sometimes shows when i start her up. i think it needs a good run because the disks are rusty and the emissions lamp has been on too.
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