Change your Xp Drive Icon Like as Vista

In Windows Vista explorer, A small horizontal progress bar is displayed under each drive icon showing the filled/remaining space in the drive.

You can also do the same in XP by using a 3rd party utility, which is uploaded here:

Download Vista Drive Status Utility:-

Download Code:
http://www.ziddu.com/downloadlink/4413178/VistaDriveStatus.rar