Probem Facing in Launching GoogleChrome in Rc

How to launch GoogleChrome in Selenium Rc
Rc version:2.20
GoogleChrome Version 19
Code:

System.setProperty("webdriver.chrome.driver", "D:\\Chrome Driver\\chromedriver.exe");
DefaultSelenium s=new DefaultSelenium("localhost",1234,"googlechrome D:\\Chrome Driver\\chromedriver.exe","http://gmail.com"); s.start();
s.open("/");

Code:

selenium = new DefaultSelenium("localhost", 4444, "*googlechrome", "http://www.google.com");
selenium.start();