April 13 , 2013 00:00 IST Police step up security Several hundred shops in Podanur , Sundarapuram , Kuniamuthur , Kovaipudur , Milekal , Machampalayam , Idayarpalayam , Kulathupalayam and Sungapuram areas remained closed on Friday in protest against the damage caused to an idol at a temple on Monday .