i have few recording gears like "m audio mobile pre mk ii (audio interface), digital keyboard yamaha psr i455, and i use cubase 5, but when started using Reason 5 also, i felt i need one midi keyboard for making track, so i am about to buy novation impulse 61, now here the problem arises, how should i connect my midi keyboard?? directly to my laptop, will this work? or should i buy midi interface also??? already i connected my yamaha keyboard to audio interface. please need solution for this, i desperatly want to buy midi player. fix my connections.