Unable to run program on Chrome or Firefox

HI Team,

i have started with Selenium Webdriver, but for the following input, i am not able to execute the below code in firefox or chrome driver, can you please advice

import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.firefox.FirefoxDriver;


public class Gmail {

public static void main(String[] args) {
System.setProperty("webdriver.chrome.driver", "C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe");
WebDriver driver = new ChromeDriver();
/*WebDriver driver = new FirefoxDriver();*/
driver.manage().window().maximize();
driver.get("https://accounts.google.com/ServiceLogin?service=mail&continue=https://mail.google.com/mail/");
WebElement emailField = driver.findElement(By.id("Email"));
emailField.sendKeys("subash745");
}

}

Output
-----------------------------------------------------

Exception in thread "main" org.openqa.selenium.remote.UnreachableBrowserException: Could not start a new session. Possible causes are invalid address of the remote server or browser start-up failure.
Build info: version: '2.44.0', revision: '76d78cf', time: '2014-10-23 20:03:00'
System info: host: 'WN7X64-JMMLQ12', ip: '116.202.137.41', os.name: 'Windows 7', os.arch: 'amd64', os.version: '6.1', java.version: '1.7.0_71'
Driver info: driver.version: ChromeDriver
at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:593)
at org.openqa.selenium.remote.RemoteWebDriver.startSession(RemoteWebDriver.java:240)
at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:126)
at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:139)
at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:171)
at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:160)
at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:117)
at Gmail.main(Gmail.java:12)
Caused by: java.lang.IllegalStateException: The process has not exited yet therefore no result is available ...
at org.apache.commons.exec.DefaultExecuteResultHandler.getException(DefaultExecuteResultHandler.java:74)
at org.openqa.selenium.os.UnixProcess.checkForError(UnixProcess.java:165)
at org.openqa.selenium.os.CommandLine.checkForError(CommandLine.java:183)
at org.openqa.selenium.remote.service.DriverService.start(DriverService.java:165)
at org.openqa.selenium.remote.service.DriverCommandExecutor.execute(DriverCommandExecutor.java:62)
at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:572)
... 7 more

thanks and regards,
subash