ExtJS Combo Boxes

@Test
public void ExtJsCombo() throws Exception
{
driver.get("http://seleniumsubbu.blogspot.in/");
WebElement Category=driver.findElement(By.id("farea"));
Category.click();
WebElement CategoryItems=driver.findElement(By.id("fareaSL"));
Select Sel= new Select(CategoryItems);
List<WebElement> ListItems=Sel.getOptions();
for(int i=1;i<=ListItems.size()-1;i++)
{
System.out.println(ListItems.get(i).getText());
}
}