How do I copy all the emails and files from the... Hi, Please if I buy a new laptop. how do I

Question

Hi, Please if I buy a new laptop. how do I transfer all files addresses email documents ect on to the new lap top so that they both have the same data on them. Do I need a profesional to do it or a new piece of soft ware, I know I need a wireless router. I will be on windows xp and I live in Spain by the way. Im gratefull for any info. Many thanks Sandie