var subsmallclassid = new Array();

subsmallclassid[0] = new Array(1,8,'就医咨询')

subsmallclassid[1] = new Array(1,9,'结果分析')

subsmallclassid[2] = new Array(2,10,'儿科')

subsmallclassid[3] = new Array(2,11,'妇产科')

subsmallclassid[4] = new Array(2,12,'五官科')

subsmallclassid[5] = new Array(2,13,'皮肤性病科')

subsmallclassid[6] = new Array(2,14,'骨科')

subsmallclassid[7] = new Array(3,16,'医药常识')

subsmallclassid[8] = new Array(3,17,'安全用药')

subsmallclassid[9] = new Array(3,20,'食品安全')

subsmallclassid[10] = new Array(4,21,'心理疾病')

subsmallclassid[11] = new Array(4,22,'心理咨询')

subsmallclassid[12] = new Array(5,26,'两性保健')

subsmallclassid[13] = new Array(5,27,'两性心理')

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' onChange='changesmallclassid(this.value)'>");
document.write ("<option value='' selected>-选择-</option>");

document.write ("<option value=1>疾病就医</option>");

document.write ("<option value=2>疾病咨询</option>");

document.write ("<option value=3>用药咨询</option>");

document.write ("<option value=4>心理健康</option>");

document.write ("<option value=5>两性健康</option>");

document.write ("<option value=28>健康体检</option>");

document.write ("</select>")

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