I am a dentist & goi for PG studies..im based in india.. I need a Laptop[will have to present powerpoint case presentations, seminar etc etc] My Requirements 1.Dualcore processor[pentium 4, 2 Ghz] 2. 1 or 2 GB Ram 3. 40 to 60 GBharddisk 4. 14 to 17 inch monitor actually i have no idea regarding what other requirements to look when buyi a Laptop..sorry, im a novice here .. my brother in US askd me to find out how much the abve configuration will cost here in India. he says Sony , Hp & Dell are good... Whats ur all opinion, dear friends here..? my budget within i thnk 30-70 k..