Need Help!!!!Now

Hello,everybody i just have a problem in my laptop.that is Hard Disk Drive problem.i lost my video file that i just want to get back to write on DVD unfortunately i deleted it so i install Power Data Recovery then i choose E: drive to distination drive i have 4 partition.then i try to recover my file then i can recovery but onething i just want to check my HDD partition then i insert Hiren boot cd then i restart to run with dvd room/I try to check my HDD partition but i lost my drive but not at all only which i install Power Data recovery.if any one know how to solve that problem i will be thankful...you can send me mail with f.hkskamte@gmail.com.