HP/ Compaq 610
Key board problem

Sir/madam,

I purchased Compaq 610 laptop just 3 months back, and now the keyboard not functiooning properly. i have press hardly. some of the keys are working hardly. I dont know what to do. with in 3 months how this problem coming in laptops. in india all laptops brands having hardware/ software problems. i dont know but sombody has look over this.