Do it yoursell replacement of a laptop hard drive.

For people not afraid to open up their laptops and feel confident to find their way once there, replacing a bad hard drive shouldn't be too complicated.
To get started, these are the tools needed to do the job: a nice variety of small screwdrivers to open the laptop case, and some software discs to format the drive and install the operating system onto it.
The second step is to know your old drive specs so you can shop for one that match.
Those specs to know are: The type of interface used by the drive ( the choice is going to be between an IDE connections or the newer SATA connections.) The other set of numbers to keep in mind are the capacity and the speed of your drive.
All these data can be found at spots as varied as your machine's manual, the manufacturer's Web site, or at the many sites that caries replacement hard drives.
Most of the sites that sell these replacements hard drives, have step by step guides or video tutorials on buying and replacing a defective hard drive. Some of the most known are: The ExtremeTech.com, NewEgg.com , CMS Products.com