利用google地图获取位置经纬度坐标
http://maps.google.cn/maps/geo?q=北京石景山游乐园&output=csv&oe=utf8&sensor=true_or_false&key=ABQIAAAAqaGKijD7euSpqDeVsNA85xTT3OL8VXjPlPTFW7n7OgOFwXoSnxT7IP1pHznaiGwWMvsEq_SkxvESLw结果200,9,39.9112760,116.2069640注:q=北京石景山游乐园 需要进行URLEncoder.encode (UTF-8)key= 是自己申请的key
javascript:void(prompt(”,gApplication.getMap().getCenter()));