The Finnish mobile phone giant has dubbed its new N97 handset the "worlds most advanced mobile computer", and promises it will bring users closer to the internet on the move.The device combines a large 3.5in touch-screen N97 will be able to play the Flash videos used on many websites, including our own Telegraph news pages. It also supports instant-messaging and email on the go, boasts a five-megapixel camera, and a huge 48GB of memory, capable of storing thousands more songs