function DynamicList(name,index){
var List = new Array();
List[0] = new Array("11","12","13");
List[1] = new Array("21","22","23");
List[2] = new Array("31","32","33");
if (index<List.length){
var i;
var obj = document.getElementsByName(name)[0];
if (obj.type.indexOf("select")!=-1){
obj.style.display = "block";
while(obj.options.length){
obj.remove(0); // Clear All Item in List
}