var XMLHttpReq = false;
	
	function CrXMLHttpReqRequest()
	{
		if(window.XMLHttpRequest) { //Mozilla 浏览器
			XMLHttpReq = new XMLHttpRequest();
		}
		else if (window.ActiveXObject) { // IE浏览器
			try {
					XMLHttpReq = new ActiveXObject("Msxml2.XMLHttpReq");
				} catch (e) {
				try {
					XMLHttpReq = new ActiveXObject("Microsoft.XMLHttpReq");
				} catch (e) {}
			}
		}
	}

	function sendRequest(url)
	{
		CrXMLHttpReqRequest();
		XMLHttpReq.open("GET", url, true);
		XMLHttpReq.onreadystatechange = ReadyStart;
		XMLHttpReq.send(null);
	}

	function ReadyStart()
	{
		if (XMLHttpReq.readyState == 4) {
			if (XMLHttpReq.status == 200) {
				var state = XMLHttpReq.responseText;
				ReadyGo(state);
			} else {
				window.alert("您所请求的頁面有异常。");
			}
		}
	}
	
	function ReadyGo(state)
	{
		var frm = document.getElementById("product_id");
		frm.options.length=0;
		frm.options[0] = new Option("===選擇產品名稱===",0)
		if(state!="0")
		{
			var option_id = state.split("||");
			for(var a=0;a<option_id.length;a++){
				var select_id = option_id[a].split("|");
				frm.options[a+1] = new Option(select_id[1],select_id[0]);
			}
		}
	}
	
	function chgSelected(obj,maxId)
	{
		if(obj!=""){
			var url = "../admin/download/getlostofname.asp?angver="+obj+"&maxId="+maxId;
			sendRequest(url);
		}
	}