First lesson HTML

Image:

Picture tag:

Picture properties: Height: tall, Width: breadth; border width: border; Priority reading low resolution graph: LOWSRC; text callout: Alt

Absolute path & relative path:

Absolute path: http://www.cnblogs.com/or D:\360Downloads

Relative path: .. /.. /a/b.jpg

Hyperlinks:

<a href= "hyperlink address" > text or Picture </a>

1. Empty link: <a href= "JavaScript:;" ></a>

The difference between an empty link and other types of links:

Href= "JavaScript:;" With href= "javascript:void (0);", Empty link, click there will be no jump

href= "#" with #top, click Back to Top, page does not refresh

Href= "" Click to refresh and go back to the top

href= "/" Click to jump to the top level directory

2. Link Open window:

_blank opens 　　　　 in a new window

_parent open in 　　　　 parent window

< Span lang= "ZH-CN" > _self       

_top return information displayed in the top-level browser window

First lesson HTML