CHENNAI: The cyber-crime wing of CB-CID has arrested a couple for operating porn websites that also offered child porn images and videos.The paid websites netted the couple Rs 2.4 crore in three years, police said.The arrested were identified as Siddharth Velu, 45, and his wife Priscilla Margaret Dhanaraj, 43, an entrepreneur. Cyber-crime police nabbed them from their house in Sholinganallur on Tuesday .Police have slapped them with charges of pornography and child pornography The arrested couple was produced before the XI Metropolitan Magistrate Court in Egmore and was remanded in Puzhal prison. Preliminary inquiries revealed that the couple started the venture when they were in Bengaluru.Velu and Priscilla, said police, were colleagues at a leading software company there when they got married three years ago. Velu told police that he ventured into online pornography so he could earn big money. Velu was a web-master of the company's portal and he had expertise in operating websites.Velu hit upon the idea of child porn as he thought there weren't many websites on it in India. He started two child porn websites -'cutecandid' and 'indianshowgirls'. Later, he floated three more web portals, `mywife4u', `indianswingtown' and `shakeela4u'. The websites displayed contact email ids.The websites that had a paywall were linked to Velu's bank account through an international money portal. Payments had to be made to view content.