Help merging bcute and twitter benefits

[BuySellAndSwap]

Hi

how could i use the twitter search bar in my bcute theme please? also i would like the feature in the item post which gives the option for catergory then sub catergory?

you can see the item post at http://buysellandswap.co.uk/item/new and the search at http:/buysellandswap.co.uk

this is for my other site www.SellRent.co.uk

thank you