File upload

//for file upload always input type is File and id = multi type file

WebDriver driver= new FirefoxDriver();
driver.manage().timeouts().implicitlyWait(20,TimeUnit.SECONDS);
driver.get("http://www.salesforce.com");
driver.findElement(By.xpath("//login']")).click();
driver.findElement(By.xpath("//*[@id='u_0_n']")).sendKeys("user");
driver.findElement(By.xpath("//*[@id='u_0_n']")).sendKeys("pwd");
driver.findElement(By.xpath("//*[@id='u_0_n']")).sendKeys(Keys.ENTER);
driver.findElement(By.xpath("//File_Tab']")).click();

driver.findElement(By.xpath("//input[@id='multiFileInput']")).sendKeys("c:\\ssccc.jpeg");


//select File  option some times is flash ...