function changePage(e){
n = e.selectedIndex;
location.href = e.options[n].value;
}


document.write('<select name="year" onChange="changePage(this)">');
document.write('<option value="">過去の研修会');
document.write('<option value="training.html">自然災害と青少年の非行問題');
document.write('<option value="training_2010_0709.html">暴力団排除対策');
document.write('<option value="training_2009_0710.html">青少年の環境問題');
document.write('<option value="training_2008_0725.html">東北・関東合同研修会');
document.write('<option value="training_2007_0724.html">関東研修会');
document.write('<option value="training_2006_0728.html">九州研修会');
document.write('</select>');