var subsmallclassid = new Array();

subsmallclassid[0] = new Array(1,8,'互联网')

subsmallclassid[1] = new Array(1,9,'网络资源')

subsmallclassid[2] = new Array(1,10,'网络游戏')

subsmallclassid[3] = new Array(1,11,'下载')

subsmallclassid[4] = new Array(2,12,'电脑硬件')

subsmallclassid[5] = new Array(2,13,'电脑软件')

subsmallclassid[6] = new Array(2,14,'操作系统')

subsmallclassid[7] = new Array(2,15,'电脑基础')

subsmallclassid[8] = new Array(3,16,'电脑游戏')

subsmallclassid[9] = new Array(3,17,'网络游戏')

subsmallclassid[10] = new Array(3,18,'电子游戏')

subsmallclassid[11] = new Array(3,19,'游戏主机')

subsmallclassid[12] = new Array(4,20,'手机')

subsmallclassid[13] = new Array(4,21,'游戏主机')

subsmallclassid[14] = new Array(4,22,'电话')

subsmallclassid[15] = new Array(4,23,'MP3')

subsmallclassid[16] = new Array(5,24,'恋爱')

subsmallclassid[17] = new Array(5,25,'心情')

subsmallclassid[18] = new Array(5,26,'烦恼')

subsmallclassid[19] = new Array(5,27,'家庭')

subsmallclassid[20] = new Array(6,28,'音乐')

subsmallclassid[21] = new Array(6,29,'电影')

subsmallclassid[22] = new Array(6,30,'兴趣')

subsmallclassid[23] = new Array(6,31,'电视')

subsmallclassid[24] = new Array(7,32,'家居')

subsmallclassid[25] = new Array(7,33,'资讯')

subsmallclassid[26] = new Array(7,34,'工作')

subsmallclassid[27] = new Array(7,35,'服务')

subsmallclassid[28] = new Array(36,37,'求职技巧')

subsmallclassid[29] = new Array(36,38,'职场关系')

subsmallclassid[30] = new Array(36,39,'薪酬福利')

subsmallclassid[31] = new Array(36,40,'行业职位')

subsmallclassid[32] = new Array(41,42,'升学入学')

subsmallclassid[33] = new Array(41,43,'院校信息')

subsmallclassid[34] = new Array(41,44,'学习帮助')

subsmallclassid[35] = new Array(41,45,'职业教育')

subsmallclassid[36] = new Array(41,46,'外语学习')

subsmallclassid[37] = new Array(41,47,'出国留学')

subsmallclassid[38] = new Array(41,48,'科学技术')

function changesmallclassid(selectValue)
{
document.getElementById('smallclassid').length = 0;
document.getElementById('smallclassid').options[0] = new Option('-选择-','');
for (i=0; i<subsmallclassid.length; i++)
{
if (subsmallclassid[i][0] == selectValue)
{
document.getElementById('smallclassid').options[document.getElementById('smallclassid').length] = new Option(subsmallclassid[i][2], subsmallclassid[i][1]);
}
}
}
function changesmallerclassid(selectValue)
{
document.getElementById('smallerclassid').length = 0;
document.getElementById('smallerclassid').options[0] = new Option('-选择-','');
for (i=0; i<subsmallclassid.length; i++)
{
if (subsmallclassid[i][0] == selectValue)
{
	document.getElementById('smallerclassid').style.display='';
	document.getElementById('smallerclassid').options[document.getElementById('smallerclassid').length] = new Option(subsmallclassid[i][2], subsmallclassid[i][1]);
}
}
}


document.write ("<select name='classid' id='classid' style='width:120px' size='8' onChange='changesmallclassid(this.value)'>");
document.write ("<option value='' selected>-选择-</option>");

document.write ("<option value=1>网络</option>");

document.write ("<option value=2>电脑</option>");

document.write ("<option value=3>游戏</option>");

document.write ("<option value=4>数码产品</option>");

document.write ("<option value=5>情感</option>");

document.write ("<option value=6>娱乐</option>");

document.write ("<option value=7>生活</option>");

document.write ("<option value=36>职场交际</option>");

document.write ("<option value=41>教育/科学</option>");

document.write ("</select>")

document.write ("  <select name='smallclassid' size='8' onChange='changesmallerclassid(this.value)' style='width:120px' id='smallclassid'>");
document.write ("<option value='' selected>-选择-</option>");
document.write ("</select>")
document.write ("  <select name='smallerclassid' size='8' style='display:none;width:120px' id='smallerclassid'>");
document.write ("<option value='' selected>-选择-</option>");
document.write ("</select>")