1)get a letter frm ur comp mentioning ur designation details.
2)typed form(u should get frm ur comp)
3)attested relevant educational certs.
4)computer paper of ur comp

they wil take all ur docs n wil ask u 2 cum after 1-2 days with ur pasport n R.P... den pay 100 QR at the counter with bank card n get new R.P n visa on passport