要完成此效果需要三个步骤 第一步：把如下代码加入到区域中 <script LANGUAGE="JavaScript"> </script> 第二步：把如下代码加入到区域中

This select option list will scroll text by copying the top line to the bottom line before deleting the top line. This moves the options up one line and gives the impression of scrolling. You can leave as many blank lines as you feel necessary to give the look of begining and ending. This script was written in response to those who wanted a news scroller to work within a table's cell and for those who want old browsers to also see a scoller on the page.

第三步：把“OnLoad="selectScroller(0);"”加在标记里 例如：