Muslim women perform an evening prayer called 'tarawih' marking the first eve of the holy fasting month of Ramadan at Istiqlal Mosque in Jakarta, Indonesia, Friday, July 20, 2012. During Ramadan, the holiest month in Islamic calendar, Muslims refrain from eating, drinking, smoking and sex from dawn to dusk. (AP Photo/Dita Alangkara)

A Palestinian reads from the Quran during the dawn prayer on the first day of the Muslim holy month of Ramadan at a mosque in the West Bank city

Indonesian Muslims perform an evening prayer called 'tarawih' marking the first eve of the holy fasting month of Ramadan at Istiqlal Mosque in Jakarta, Indonesia, Friday, July 20, 2012. During Ramadan, the holiest month in Islamic calendar, Muslims refrain from eating, drinking, smoking and sex from dawn to dusk. (AP Photo/Dita Alangkara)

A Jordanian man looks at decorations for Ramadan in Amman, Jordan,Thursday, July 19, 2012. Religious authorities in Jordan declared that Friday will be the start of the holy month of Ramadan, a period devoted to dawn-to-dusk fasting, prayers and spiritual introspection. Ramadan begins around 11 days earlier each year. Its start is calculated based on the sighting of the new moon, which marks the beginning of the Muslim lunar month that varies between 29 or 30 days. (AP Photo/Mohammad Hannon)

Indonesian boys look on as Muslims attend an evening prayer called 'tarawih' marking the first eve of the holy fasting month of Ramadan at Istiqlal Mosque in Jakarta, Indonesia, Friday, July 20, 2012. During Ramadan, the holiest month in Islamic calendar, Muslims refrain from eating, drinking, smoking and sex from dawn to dusk. (AP Photo/Dita Alangkara)

n Egyptian boy recites from the Quran at the Amr Ibn Al-As mosque in Cairo, Egypt, during the first day of Ramadan, the Muslim month of fasting, Friday, July 20, 2012. Muslims from Morocco to Afghanistan are steeling themselves for the toughest Ramadan in more than three decades with no food or drink, not even a sip of water, for 14 hours a day during the hottest time of the year. (AP Photo/Amr Nabil)

A Bahraini man searches the sky over the Persian Gulf for the crescent moon in the western village of Karzakan, Bahrain, on Thursday, July 19, 2012. The new moon heralds the start of the Islamic holy month of Ramadan, a time of fasting, prayer and charitable giving for Muslims worldwide. Bahrain announced Ramadan officially begins Friday in the kingdom. (AP Photo/Hasan Jamali)

Indonesian Muslim students march during a gathering marking Ramadan in Jakarta, Indonesia,Wednesday, July 18, 2012. Ramadan, the Islamic month of fasting, will start Friday, July 20, 2012, in Indonesia, the world's most populous Muslim nation. The words on banner read: Welcome for Ramadan. (AP Photo/Achmad Ibrahim)