The Sensex is likely to open flat owing to lack of global cues. The markets may trade cautiously owing to the Bank of Japan two-day meet on interest rates.Meanwhile the Nikkei has dropped 99 points to 17,841.The Sensex is likely to face resistance around 14,440-14,455-14,470 levels. On the downside, the index may find support around 14,360-14,350-14,335 levels.