使用javaScript获取经度、纬度
源代码：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>Google 地图 JavaScript API 示例</title>
<style type="text/css">
v/:*
{
behavior: url(#default#VML);
}
</style>
<script src="http://maps.google.com/maps?file=api&v=2&sensor=true_or_false&key=ABQIAAAAEzBcFHJG5Mdd3tVrDkw1OxQ9ZMENm1LAhaifwVnEkDLWfHJVgBR7IxJ7DBbtJCr7Y-uoV23JvDLiYQ"
type="text/javascript"></script>
<script type="text/javascript">
//<![CDATA[
function load() {
//创建地图
var map = new GMap(document.getElementById("map"));
map.addControl(new GSmallMapControl());
map.addControl(new GMapTypeControl());
var customUI = map.getDefaultUI();
customUI.maptypes.hybrid = true;
map.centerAndZoom(new GPoint(106, 33), 14);
GEvent.addListener(map, 'click', function(overlay, point) {
if (point != undefined) {
var latLngStr = '经度：' + point.x + '<br/>纬度：' + point.y + '';
map.openInfoWindowHtml(point, latLngStr);
var newpoint = new GLatLng(point.y, point.x);
var polyline = new GPolyline([oldpoint, newpoint], "#FF0000", 2);
map.addOverlay(polyline);
oldpoint = newpoint;
}
});
var oldpoint =new GLatLng(30.6586020, 104.0648570);
////30.6586020,104.0648570 ;30.65578187269602,104.08275604248047
map.setCenter(new GLatLng(30.6586020, 104.0648570), 13);
// var polyline = new GPolyline([
// new GLatLng(30.6586020, 104.0648570),
// new GLatLng(30.65578187269602, 104.08275604248047)
//], "#FF0000", 2);
// map.addOverlay(polyline);
}
//]]>
</script>
</head>
<body onload="load()" onunload="GUnload()">
<form id="form1" runat="server">
<div id="map" style="width: 500px; height: 300px">
</div>
<span id="message"></span>
</form>
</body>
</html>