News At Seven-Thirty highlights: pay trend survey for civil servants recommended increments of between 5.16% and 7.24%; housing was the key subjects Donald Tsang touched on in a question and answer session at Legco; Dominique Strauss-Kahn resigned from the head of IMF; Chen Bingde repeated Beijing’s warning that arms sales to Taiwan could jeopardise Sino-U.S. ties; USS Carl Vinson was granted approval to visit Hong Kong; Queen Elizabeth II expressed sympathy to those suffered from the relations of Britain and Ireland; local unemployment rate went up slightly to 3.5%; a new air quality monitoring station set up by UST can provide real0time analysis; Syrian army shelled a border town overnight and early today; dozens of teenagers gathered near Kremlin to imitate Dmitry Medvedev's dance moves; Hong Kong Museum of Coastal Defence launched an exhibition for Taiping Heavenly Kingdom.