The IDF Home Front Command will conduct a test of the emeregncy air raid sirens on Thursday in the Gush Dan region. The alarm will sound at 10:05am and last for 90 seconds. In the event of an actual emergency, the siren will sound, stop and then sound again. The Gush Dan region includes Tel Aviv, Jaffa, Bat Yam, Holon and other large population centers. For more information call 1207 or visit www.oref.org.il.