how to do custom partioning...?

[NauticA]

bought a sony vaio and its preloaded with vista home premium...
i want to install linux on it..
can anyone tell me how can i create other partitions and can install windows in a different partition ?

[paroh]

IF u have only one partiton then u need to split that partiton. Use partition magic or Acronis Disk Director

[ThinkFree]

Create a new logical partition using windows and install linux on that.

[NauticA]

i want to create other NTFS partitions to keep data separate from windows folder..
can you please tell me in detail how can windows be used to create other partitions...?