Coimbatore, Mar 4 (PTI) A clash broke out between the cadres of two Dravidian parties - the DMK and the AIADMK workers - for the post of the president of a panchayat on Friday with the tearing up of ballot papers, police said here on Friday. In the 15-member Annur town panchayat, DMK won seven seats, CPI-M two, Congress and BJP one each and Independents four. In the wake of the clash, election official Eswaran announced cancellation of the polls for the president post and lodged a complaint with the police. Based on the complaint, police and election officials rushed to the spot and announced deferment of the election by citing a law and order problem. In the meantime, there was a ruckus between workers of DMK and its ally CPI-M at Periyanickenpalayam over the allotment of post, the police said. A huge posse of police was deployed there to prevent a clash. PTI NVM NVG NVG