Hi I just installed a sound and audio program it is based in the UK and it is used all over the world it downloaded fine it is called Skype.com .I have a friend that uses it to talk and also watsh her families in Australia ,Scotland and Texas and they say it is really great,I am in the process of checking if I have all the necessary equipment in my computer as I read somewhere I would maybe need to have a dual core processor and I am not sure if I do I have a pretty up to date computer about maybe 2,1/2 to 3yrs old it is a dell intel[r]pentium[r]4cpu 2.53ghz versionx86family 15 model 2 stepping 4 speed 2519 mhz windows xp home 2 gig memory 300gig hd bios version can I run this Skype program I am just a learner can any of you guys help me ,thank you matsui 55.