document.writeln ( '<select size = "1" name = "City" style="width:100px" onchange = "updatecitys ( Area, this.selectedIndex+1, \'\' )">' );

document.write ( '<option ' );

document.writeln ( ' value = "11">北京</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "12">天津</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "13">河北</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "14">山西</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "15">内蒙古</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "21">辽宁</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "22">吉林</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "23">黑龙江</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "31">上海</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "32">江苏</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "33">浙江</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "34">安徽</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "35">福建</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "36">江西</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "37">山东</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "41">河南</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "42">湖北</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "43">湖南</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "44">广东</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "45">广西壮族</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "46">海南</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "50">重庆</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "51">四川</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "52">贵州</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "53">云南</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "54">西藏</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "61">陕西</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "62">甘肃</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "63">青海</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "64">宁夏</option>' );

document.write ( '<option ' );

document.writeln ( ' value = "65">新疆</option>' );

document.writeln ( '</select>省' );
document.writeln ( '<select name = "Area" style="width:100px"></select>市' );
initcitys ( );
updatecitys ( document.form2.Area, document.form2.City.selectedIndex+1, '' );