How to take data from my current iphone to my new iphone?

I just bought a new iphone and i want to take all my data off my old iphone and put it on my new one. The problem is my computer crashed so i had to get a new computer. I already downloaded itunes on my new computer but i don't know how to get all my music back into itunes nor do i know how to put it on my new iphone.someone please please help!

You must use a sd card, move all your data from your old phone to the scard, then place the scard in your new phone.