点击左边的列表框里面的选项，自动选入右边列表框，还支持删除功能，实用列表框内容选择特效。
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<title>点击左右列表框内容互换效果_武鸣人</title>
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<a href="https://www.wuming.ren">武鸣人</a>，各种信息资源免费发布，分享励志语录经典短句，减肥健身常识，各种js特效代码。网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)<hr>
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<script type="text/javascript" src="https://www.wuming.ren/ad/tc.js"></script>
<script type="text/javascript" src="https://www.wuming.ren/ad/a.js"></script>
<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
function moveOver()
{
var boxLength = document.choiceForm.www_wuming_ren.length;
var selectedItem = document.choiceForm.wuming_ren.selectedIndex;
var selectedText = document.choiceForm.wuming_ren.options[selectedItem].text;
var selectedValue = document.choiceForm.wuming_ren.options[selectedItem].value;
var i;
var isNew = true;
if (boxLength != 0) {
for (i = 0; i < boxLength; i++) {
thisitem = document.choiceForm.www_wuming_ren.options[i].text;
if (thisitem == selectedText) {
isNew = false;
break;
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
}
}
if (isNew) {
newoption = new Option(selectedText, selectedValue, false, false);
document.choiceForm.www_wuming_ren.options[boxLength] = newoption;
}
document.choiceForm.wuming_ren.selectedIndex=-1;
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
function removeMe() {
var boxLength = document.choiceForm.www_wuming_ren.length;
arrSelected = new Array();
var count = 0;
for (i = 0; i < boxLength; i++) {
if (document.choiceForm.www_wuming_ren.options[i].selected) {
arrSelected[count] = document.choiceForm.www_wuming_ren.options[i].value;
}
count++;
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
var x;
for (i = 0; i < boxLength; i++) {
for (x = 0; x < arrSelected.length; x++) {
if (document.choiceForm.www_wuming_ren.options[i].value == arrSelected[x]) {
document.choiceForm.www_wuming_ren.options[i] = null;
}
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
boxLength = document.choiceForm.www_wuming_ren.length;
}
}
function saveMe() {
var strValues = "";
var boxLength = document.choiceForm.www_wuming_ren.length;
var count = 0;
if (boxLength != 0) {
for (i = 0; i < boxLength; i++) {
if (count == 0) {
strValues = document.choiceForm.www_wuming_ren.options[i].value;
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
else {
strValues = strValues + "," + document.choiceForm.www_wuming_ren.options[i].value;
}
count++;
}
}
if (strValues.length == 0) {
alert("您没有选择任何内容");
}
else {
alert("您选择的内容如下:\r\n"+"第" + strValues+"条");
}
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
// End -->
</script>
<form name="choiceForm">
<table border=0>
<tr>
<td valign="top" width=175>
<div align="center">可选内容:<br>
<select name="wuming_ren" size=10 onchange="moveOver();">
<option value="1">武鸣人一号</option>
<option value="2">武鸣人二号</option>
<option value="3">武鸣人三号</option>
<option value="4">武鸣人四号</option>
<option value="5">武鸣人五号</option>
<option value="6">武鸣人六号</option>
<option value="7">武鸣人七号</option>
<option value="8">武鸣人八号</option>
<option value="9">武鸣人九号</option>
<option value="10">武鸣人十号</option>
</select>
</div>
</td>
<td valign="top">
<div align="center">你的选择:<br>
<select multiple name="www_wuming_ren" style="width:150;" size="10">
</select>
</div>
</td>
</tr>
<tr>
<td colspan=2 height=10>
<div align="center">
<input type="button" value="删除" onclick="removeMe();">
<input type="button" value="结果" onclick="saveMe();">
</div>
</td>
</tr>
</table>
</form>
</body>
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