下拉列表框JS 写 代码

<script language="JavaScript" type="text/JavaScript">
var obj=document.getElementById('testCaseName');
obj.options.add(new Option("",""));
<%
if (testCaseLst!=null){
for (int i = 0; i < testCaseLst.length; i++) {

%>
obj.options.add(new Option("<%=existName%>","<%=existName%>"));
<%

}
}
%>
</script>