Đang online:
- Notice that we have only specified a relative address for the image. Since we have specified a base URL in the head section, the browser will look for the image at "http://www.w3schools.com/images/stickman.gif"
W3Schools - Notice that the link opens in a new window, even if it has no target="_blank" attribute. This is because the target attribute of the base element is set to "_blank".
