subcat[57] = new Array('c7', '历史', 'c7ls');
subcat[58] = new Array('g1', '历史', 'g1ls');
subcat[59] = new Array('g3', '历史', 'g3ls');
subcat[60] = new Array('g4', '历史', 'g4ls');
subcat[61] = new Array('c5', '生物', 'c5sw');
subcat[62] = new Array('c6', '生物', 'c6sw');
subcat[63] = new Array('c7', '生物', 'c7sw');
subcat[64] = new Array('g1', '生物', 'g1sw');
subcat[65] = new Array('g3', '生物', 'g3sw');
subcat[66] = new Array('g4', '生物', 'g4sw');
subcat[67] = new Array('c5', '地理', 'c5dl');
subcat[68] = new Array('c6', '地理', 'c6dl');
subcat[69] = new Array('c7', '地理', 'c7dl');
subcat[70] = new Array('g1', '地理', 'g1dl');
subcat[71] = new Array('g3', '地理', 'g3dl');
subcat[72] = new Array('g4', '地理', 'g4dl');
subcat[73] = new Array('x1', '其它', 'x1qt');
subcat[74] = new Array('x2', '其它', 'x2qt');
subcat[75] = new Array('x3', '其它', 'x3qt');
subcat[76] = new Array('x4', '其它', 'x4qt');
subcat[77] = new Array('x5', '其它', 'x5qt');
subcat[78] = new Array('x6', '其它', 'x6qt');
subcat[79] = new Array('c5', '其它', 'c5qt');
subcat[80] = new Array('c6', '其它', 'c6qt');
subcat[81] = new Array('c7', '其它', 'c7qt');
subcat[82] = new Array('g1', '其它', 'g1qt');
subcat[83] = new Array('g3', '其它', 'g3qt');
subcat[84] = new Array('g4', '其它', 'g4qt');
//选择年级
function ChangeGrade(obj,id)
{
var oObj = document.getElementById(id);
oObj.length = 0;
for(i=0; i<subcat.length; i++)
{
if(subcat[i][0] == obj)
{
oObj.options[oObj.length] = new Option(subcat[i][1], subcat[i][2]);
}
}
}
//修改页面科目数据加载
function LoadingCourse()
{
var SubjectSelect = "<%=SubjectSelect %>";
var GradeSelect = "<%=GradeSelect %>";
if(SubjectSelect != "")
{
LoadingSubject(GradeSelect, 'Course', SubjectSelect);
}
}
function LoadingSubject(obj,id, sid)
{
var slt = document.forms[0].elements["id"];
var oObj = document.getElementById(id);
oObj.length = 0;
oObj.options[0] = new Option('全部科目', '0');
for(i=0; i<subcat.length; i++)
{
if(subcat[i][0] == obj)
{
oObj.options[oObj.length] = new Option(subcat[i][1], subcat[i][2]);
if(subcat[i][2] == sid)
{
oObj.options[oObj.length-1].selected = true;
}
}
}
}
</script>
<body onload="LoadingCourse();">
<select name="Grade" id="Grade" class="input" onchange="ChangeGrade(this.value,'Course')">
<option value="0">请选择年级</option>
<option value="x1" <%=GradeSelect == "x1" ? "selected":"" %>>一年级</option>
<option value="x2" <%=GradeSelect == "x2" ? "selected":"" %>>二年级</option>
<option value="x3" <%=GradeSelect == "x3" ? "selected":"" %>>三年级</option>
<option value="x4" <%=GradeSelect == "x4" ? "selected":"" %>>四年级</option>
