列表/菜单
onchange="location=this.options[this.selectedIndex].value"

<iframe id="frm" src="/blog/k-xinwen.html" scrolling="no" width="314" height="179"></iframe>
<img src="/blog/xiangshang.jpg" onMouseOver="sf=setInterval('frm.scrollBy(0,-2)',1)" onMouseOut="clearInterval(sf)" width="31" height="31">
<img src="/blog/xiangxia.jpg" onMouseOver="sf=setInterval('frm.scrollBy(0,2)',1)" onMouseOut="clearInterval(sf)" width="31" height="31" >

 reurl=server.htmlencode(request.ServerVariables("HTTP_REFERER"))