How to use iframe:
< DIV align=center>
Description: This is an application example with embedded weather forecast. This effect is most commonly used. Among them:
1. "
http://www.jb51.net" is the address of the embedded web page;
2. width="168px" height="50px" is The width and height of the embedded web page. The larger the value, the larger the range; to hide and display the embedded content, you can set these two values to 0;
3. scrolling="no" is the scrolling setting for the embedded web page , when the content range is large, it can be set to scrolling="yes" to allow scrolling. ALLOWTRANSPARENCY="true" allows transparent settings, change true to no to make it opaque. The same below;
4. frameBorder=0 is the border setting of the embedded web page, 0 means no border, 1 means border thickness, the larger the value, the thicker the border. The same below;
5. marginwidth=0 marginheight=0 sets the distance from the embedded web page to the margin, 0 means no margin.