A woman displays a piece of paper with a messages of support for pro-democracy demonstrations on a wall, as protesters block areas around government headquarters in Hong Kong October 7, 2014. Pro-democracy demonstrations in Hong Kong rolled into early Tuesday with hundreds of students remaining camped out in the heart of the city after more than a week of rallies and behind-the-scenes talks showing modest signs of progress. REUTERS/Tyrone Siu (CHINA - Tags: POLITICS CIVIL UNREST)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. The message reads: "Go Hong Kong!" REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

Messages of support for pro-democracy protesters in Hong Kong are written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. The Mandarin messages read: "No matter how the rain lashes, the seeds of freedom will bloom" (top) and "Hong Kong police". REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST POLITICS SOCIETY)

A combination photo shows messages of support for pro-democracy protesters in Hong Kong written on bits of paper stuck to the outside of Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST SOCIETY TPX IMAGES OF THE DAY POLITICS)

A woman places a piece of paper with a message of support for pro-democracy protesters in Hong Kong next to hundreds of others outside of the Hong Kong House in central Sydney October 5, 2014. Fearing a police crackdown, Hong Kong pro-democracy protesters bowed to government pressure and said they would lift a blockade of key government buildings, but student leaders braced for a showdown in the heart of the Asian financial centre. Tens of thousands of protesters have staged sit-ins across Hong Kong over the past week, demanding the city's pro-Beijing leader Leung Chun-ying step down and for the right to vote for a leader of their choice in 2017. REUTERS/David Gray (AUSTRALIA - Tags: CIVIL UNREST SOCIETY POLITICS)

A woman looks at messages of support for the pro-democracy demonstrations on a wall, as protesters block areas around the government headquarters in Hong Kong October 5, 2014. Hong Kong pro-democracy protest leaders said they would unblock access to government buildings to allow civil servants to go back to work next week, but defied calls from the Chinese-controlled city's leaders to end their demonstrations. REUTERS/Carlos Barria (CHINA - Tags: CIVIL UNREST POLITICS TPX IMAGES OF THE DAY)