The domestic stock markets opened with gains mirroring positive global cues. Broad buying support was seen as uncertainty over two key issues subsided. While profit taking trimmed some gains, the markets ended the day higher near daily highs. Technically, market breadth was robust but volumes remained low. The report expects a gap up opening but sees volumes staying thin due to holidays. It notes technical indicators signal further buying support and sees the Nifty testing 5,000 if cues remain positive. However, some technical negatives may cap upside and volatility is expected as the index approaches resistance levels.