While trying to install xp in boot media iam receiving an error called hard unknawn error

Does it say Hardware or hard drive error?

There are 3 step to repair install xp error
If you got install xp error then there is a 94% chance that your computer has registry problems. To repair install xp error you need to follow the steps below:
* Step 1 - Download a install xp error repair tool,install this error repair tool.
* Step 2 - Click the Repair All Button.It will scan you PC for Free.
* Step 3 - Then click the Repair All Button again and your done! It is very easy to repair install xp error.
Here are the URL of install xp error repair tool:
http://www.fixerrorfast.com/ttfix-install_xp_error-zz0001