1、首先用一个html文件调用百度地图接口(主要注册一个序列号):
 
 
<!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>  
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />  
    <title>百度地图的Hello World</title>  
    <style type="text/css">  
        body, html, #allmap  
        {  
            width: 100%;  
            height: 100%;  
            overflow: hidden;  
            margin: 0;  
        }  
        #l-map  
        {  
            height: 100%;  
            width: 78%;  
            float: left;  
            border-right: 2px solid #bcbcbc;  
        }  
        #r-result  
        {  
            height: 100%;  
            width: 20%;  
            float: left;  
        }  
    </style>  
    <script type="text/javascript" src="http://api.map.baidu.com/api?v=1.5&ak=6c497f51c06477544e5fa6e9bd68f7c3"></script>  
</head>  
<body>  
    <div id="allmap">  
    </div>  
</body>  
</html>  
<script type="text/javascript">  
    //alert("Hello World");  
    var map = new BMap.Map("allmap");               // 创建Map实例  
    var point = new BMap.Point(121.504, 31.212);    // 创建点坐标(经度,纬度)  
    map.centerAndZoom(point, 11);                   // 初始化地图,设置中心点坐标和地图大小级别  
    map.addOverlay(new BMap.Marker(point));         // 给该坐标加一个红点标记  
    //var traffic = new BMap.TrafficLayer();         // 创建交通流量图层实例       
    //map.addTileLayer(traffic);                     // 将图层添加到地图上     
    map.addControl(new BMap.NavigationControl());   // 添加平移缩放控件  
    map.addControl(new BMap.ScaleControl());        // 添加比例尺控件  
    map.addControl(new BMap.OverviewMapControl());  //添加缩略地图控件  
    map.addControl(new BMap.MapTypeControl());      //添加地图类型控件  
    map.setCurrentCity("上海");                     //设置地图显示的城市  
    map.enableScrollWheelZoom();                    //启用滚轮放大缩小  
    function setLocation(x,y){//参数:经纬度  
         var point = new BMap.Point(x, y);     
         map.centerAndZoom(point, 11);                    
         map.addOverlay(new BMap.Marker(point));        
    }  
</script>  
 
 
 
 
 
 
2、建立一个Winform项目,用一个WebBrower控件查看html文件、调用JavaScript代码
 
using System;  
using System.IO;  
using System.Collections.Generic;  
using System.ComponentModel;  
using System.Data;  
using System.Drawing;  
using System.Text;  
using System.Windows.Forms;  
namespace BaiDuMap  
{  
    public partial class Form1 : Form  
    {  
        public Form1()  
        {  
            InitializeComponent();  
        }  
        private void Form1_Load(object sender, EventArgs e)  
        {  
            try  
            {  
                //webBrowser1.Url = new Uri("http://www.2345.com");  
                //这个文件于可执行文件放在同一目录  
                webBrowser1.Url = new Uri(Path.Combine(Application.StartupPath, "GoogleMap.htm"));  
            }  
            catch (Exception ex)  
            {  
                MessageBox.Show(ex.Message, "异常", MessageBoxButtons.OK, MessageBoxIcon.Error);  
            }  
        }  
        private void webBrowser1_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)  
        {  
            //这里传入x、y的值,调用JavaScript脚本  
            webBrowser1.Document.InvokeScript("setLocation", new object[] { 121.504, 39.212 });  
        }  
    }  
}