A Dhaka Court on Tuesday fixed January 19 for delivering its judgement over two defamation cases filed against former mayor of Dhaka South City Corporation Sayeed Khokon for his alleged remarks on incumbent Mayor Sheikh Fazle Noor Taposh.   Dhaka Metropolitan Magistrate Rajesh Chowhdury fixed the date after a hearing.   Two separate cases were filed against Khokon on Monday for his alleged remarks against Taposh.