// JavaScript Document
// 非同步送出資料
function ajaxSendRequest(Rmode,uri) {
	uri = uri+'&Rmode='+Rmode
	//alert('URI:'+uri);
	ajaxTmp = GXmlHttp.create();
	if (!ajaxTmp) {
		alert ('使用不相容 XMLHttpRequest 的瀏覽器');
		return 0;
	}
	//alert(Rmode);
	if (Rmode=='1'){
		ajaxTmp.onreadystatechange = onRcvData;
	}else{
		ajaxTmp.onreadystatechange = onRcvData2;
	}
	ajaxTmp.open ("POST", uri, false);
	ajaxTmp.send ("");
}

// 非同步傳輸的回應函式，用來處理伺服器回傳的資料
function onRcvData() {
	if (ajaxTmp.readyState == 4) {
		if (ajaxTmp.status == 200) {
			var content = document.getElementById ('selCounty');
			var xmlDoc = ajaxTmp.responseXML;
			var property = null;
			var properties = xmlDoc.documentElement.getElementsByTagName("RECORD");
			content.options[0]=new Option('請選擇區域...',property);
			for (var i = 0; i < properties.length; i++) {
				property = properties[i].getAttribute("returnV");
				content.options[i+1]=new Option(property,property);
			}
		} else {
			alert ("伺服器處理錯誤");
		}
	} 
}

function onRcvData2() {
	if (ajaxTmp.readyState == 4) {
		if (ajaxTmp.status == 200) {
			var content = document.getElementById ('Street');
			var xmlDoc = ajaxTmp.responseXML;
			var property = null;
			var properties = xmlDoc.documentElement.getElementsByTagName("RECORD");
			content.options[0]=new Option('請選擇路段！','');
			for (var i = 0; i < properties.length; i++) {
				property = properties[i].getAttribute("returnV");
				content.options[i+1]=new Option(property,property);
			}
		} else {
			alert ("伺服器處理錯誤");
		}
	} 
}

function ajaxSendRequest3(Rmode,uri) {
	uri = uri+'&Rmode='+Rmode
	//alert('URI:'+uri);
	ajaxTmp3 = GXmlHttp.create();
	if (!ajaxTmp3) {
		alert ('使用不相容 XMLHttpRequest 的瀏覽器');
		return 0;
	}
	//document.getElementById("Label").innerHTML='<font color="white">'+uri+'</font>';
	ajaxTmp3.onreadystatechange = onRcvData3;
	ajaxTmp3.open ("POST", uri, true);
	ajaxTmp3.send ("");
}

function onRcvData3() {
	if (ajaxTmp3.readyState == 4) {
		if (ajaxTmp3.status == 200) {
			var content = document.getElementById('Street');
			var xmlDoc = ajaxTmp3.responseXML;
			var property = null;
			var properties = xmlDoc.documentElement.getElementsByTagName("RECORD");
			//document.getElementById("Label").innerHTML='<font color="white">街道數量：'+properties.length+'</font>';
			content.options[0]=new Option('請選擇路段！','');
			for (var i = 0; i < properties.length; i++) {
				property = properties[i].getAttribute("returnV");
				content.options[i+1]=new Option(property,property);
			}
		} else {
			alert ("伺服器處理錯誤");
		}
	} 
}

//圖片使用
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}