Hi to all
i make an HTML page and after entering the data when user press the submit button the data stored in database. i also make validation that which text field is optional and which text field is necessary to fulfill.but the problem is that i have 3 text field MAC Address, CPU ID and motherboard ID . In MAC, CPU and Mother board ID One at least is provided.that may be MAC ,CPU ID or Motherboard ID.
how can i validate this....please help