Bluetooth and app store wont work on my new iphone?

i just bought a brand new iphone 3g and tried to send all my pictures and files from my old phone via bluetooth and it doesn't work ? ive never had this problem with any other phone before. It says that its searching for a device but never finds one is there anything i can do to fix this ? also everything i try to go into the app store it sas its loading but never actually fully loads