Laptop Sata Hard Drive Adapter Need Help With Replacing Hard Drive For Laptop?

Need help with replacing hard drive for laptop? - laptop sata hard drive adapter

I have an HP DV5000 laptop with a 80GB hard drive. We are short of space, so that a new hard drive. Although the units have the same size, but there are no pins on the new drive as a SATA drive. I just wonder what I can do now. It seems that the unit are all SATA Newegg. Is there an adapter? But it's going very firmly into the slot. TIA.