1. Institute of Leisure and Recreation Management, Kainan University, No. 1, Kainan Road, Luchu, Taoyuan 338, Taiwan
2. Graduate Institute of Urban Planning, College of Public Affairs, National Taipei University, No. 151, University Road, San Shia 237, Taiwan; Institute of Management of Technology, National Chiao-Tung University, No. 1001, Ta-Hsueh Road, Hsin-Chu 300, Taiwan