[此贴子已经被作者于2007-9-2 16:59:45编辑过]
onchange事件。此问题与asp无关,你完全可以通过查看页面源代码解决问题。这就是你的能力
<form name="Dvform"><select name="font" onchange="DoTitle(this.options[this.selectedIndex].value)"><option selected="selected" value="">选择话题</option><option value=[原创]>[原创]</option><option value=[求助]>[求助]</option><option value=[开源]>[开源]</option><option value=[讨论]>[讨论]</option><option value=[转载]>[转载]</option><option value=[经验]>[经验]</option><option value=[分享]>[分享]</option><option value=[休闲]>[休闲]</option></select><input name="topic" id="topic" size="85" class="FormClass" value=""> <font color="#FF0000"><b>*</b></font>
<script language="javascript">if (document.Dvform.topicximoo){document.Dvform.topicximoo.options[0].selected=true;}function DoTitle(addTitle) {if (addTitle=="[原创]") { alert("暂时还没此功能"); }else { var revisedTitle; var currentTitle = document.getElementById("topic").value; revisedTitle = addTitle+currentTitle; document.getElementById("topic").value=revisedTitle; document.getElementById("topic").focus(); return; }}</script></form>