Data Recovery Hard Disk

Hard Disk Data Recovery?
hi All…
I use Norton Ghost for clone disk, but by mistake its clone on D: drive. My all D: drive data lost now how to recover D: drive data, main problem is the drive system also change NTFS to FAT. My important data will be lost please how to recover data ????
please guide me !!
Yash
If the data was not overwritten, you can try Disk Doctors Digital Media Recovery Software to recover photos, music and video files. You can download the software here:http://www.usefulshareware.com/Disk-Doctors-Digital-Media-Recovery-Software.htm
hard disk data recovery