System.setProperty("webdriver.firefox.bin", "C:\\Program Files\\Mozilla Firefox\\firefox.exe");

System.setProperty("webdriver.chrome.driver", "D:\\Selenium Auto\\selenium\\chromedriver.exe");

System.setProperty("webdriver.ie.driver", "D:\\Selenium Auto\\selenium\\IEDriverServer_Win32_2.43.0\\IEDriverServer.exe");

WebDriver driver;
        
//默认在C盘的安装路径
System.setProperty("webdriver.firefox.bin", "C:\\Program Files\\Mozilla Firefox\\firefox.exe");
        
//实例化
driver = new FirefoxDriver();
        
String testUrl = "http://baidu.com";
driver.get(testUrl);
        
driver.quit();

package com.selenium;

import org.openqa.selenium.*;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.ie.InternetExplorerDriver;
import org.openqa.selenium.chrome.*;

public class seleniumTest1 {

    public static WebDriver driver;
    
    public static void main(String[] args) {
        // TODO Auto-generated method stub

//      chrome();
        
        ie();
        
    }
    
    public static void ie(){
        
        System.setProperty("webdriver.ie.driver", "D:\\Selenium Auto\\selenium\\IEDriverServer_Win32_2.43.0\\IEDriverServer.exe");
        
        driver = new InternetExplorerDriver();
        
        step();
    }
    
    public static void step()
    {
        String testUrl = "http://baidu.com";
        driver.get(testUrl);
        driver.quit();
    }
    
    public static void chrome()
    {
//      WebDriver driver;
        System.setProperty("webdriver.chrome.driver", "D:\\Selenium Auto\\selenium\\chromedriver.exe");
        
        driver = new ChromeDriver();

        String testUrl = "http://baidu.com";
        driver.get(testUrl);
        driver.quit();
    }
    
    public static void firefox()
    {
//      WebDriver driver;
        
        //默认在C盘的安装路径
        System.setProperty("webdriver.firefox.bin", "C:\\Program Files\\Mozilla Firefox\\firefox.exe");
        
        //实例化
        driver = new FirefoxDriver();
        
        String testUrl = "http://baidu.com";
        driver.get(testUrl);
        
        driver.quit();
        
        System.out.print("test");
    }

}