<html> <head> <title>Untitled Document</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> </head> <body> <center> <FIELDSET ID=shop style="200;"> <legend><span style="font size:12px">脚本之家</span></legend> <form name="form1" method="post" action=""> <p align="left"> <input type="checkbox" name="checkbox" value="checkbox"> <span style="font size:12px">AJAX专栏</span> </p> <p align="left"> <input type="checkbox" name="checkbox2" value="checkbox"> <span style="font size:12px">FW专栏</span></p> <p align="left"> <input type="checkbox" name="checkbox3" value="checkbox"> <span style="font size:12px">FLASH专栏</span></p> </form> <span style="font size:12px"><font color="#990000">此边框为默认风格</font></span> </fieldset> <FIELDSET ID=shop style="200;border:inset;border-top- 3px; border-right- 3px; border-bottom- 3px; border-left- 3px;"> <legend><span style="font size:12px">脚本之家</span></legend> <form name="form1" method="post" action=""> <p align="left"> <input type="checkbox" name="checkbox4" value="checkbox"> <span style="font size:12px">AJAX专栏</span> </p> <p align="left"> <input type="checkbox" name="checkbox22" value="checkbox"> <span style="font size:12px">FW专栏</span></p> <p align="left"> <input type="checkbox" name="checkbox32" value="checkbox"> <span style="font size:12px">FLASH专栏</span></p> </form> <span style="font size:12px"><font color="#990000">此边框为凹陷效果</font></span> </fieldset> </center></body> </html> 详细出处参考：http://www.jb51.net/article/20272.htm