Iran has rejected the reports of grenade attack on Iranian President Mahmoud Ahmadinejad. Iranian news agency IRNA quoting Iran's presidential office has rejected as false the reports of some foreign news sources that a grenade exploded near the motorcade of President Ahmadinejad during his visit to the western city of Hamedan today.Earlier news agencies report said that Iranian President Mahmoud Ahmadinejad survived an attack with a homemade explosive device on his motorcade during a visit to the western city of Hamadan. The report said that Ahmadinejad's convoy was targeted as he was travelling from Hamadan's airport to give a speech in a local sports arena and the president was unhurt but others had been injured in the blast.AIR correspondent Dushyant Ojha reports that while Iranian official media denied the report of attack on Iranian president, the news agencies quoting President’s office sources say that incident took place today while he was on a visit to the western city of Hamadan. Iran's Fars news agency said a firecracker was set off to cheer the president and one person has been arrested in this connection. President Ahmadinejad was travelling to Hamedan for his third visit to the region in an effort to launch projects that would meet local people's needs. Later speaking at the function Iranian president once again said that he is ready to talk with President Barack Obama but dialogue should be based on justice and mutual respect. He reiterated that Iran will celebrate the day when foreign companies leave the country’s oil industry.