EDITORS' NOTE: Reuters and other foreign media are subject to Iranian restrictions on their ability to film or take pictures in Tehran. Iranians wearing green wrist bands to show their support to the country's pro-reform opposition attend the funeral of Iran's leading dissident cleric, Grand Ayatollah Hossein Ali Montazeri, in the Shi'ite holy city of Qom, 120 km (75 miles) south of Tehran, December 21, 2009. Big crowds of mourners chanted anti-government slogans during the funeral of Montazeri on Monday, websites reported.