hi, i'm new here. can anyone help me solve my problem. i have compaq v3142tu laptop. before this, i using window xp home edition. then , i try to install linux ubuntu ( i want try to using 2 OS). but the problem is, during the installation prosess i Accidentally delete my window file including window recovery file. now i using ubuntu. all hardware running ok except wireless. ubuntu cannot detect my wireless. i cannot surf internet using my wireless. i also try to install my window back. but error message appear. the installation cd cannot detect my hard disk. i, hope some can help me fix t