<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<script>
function selectLtoR(){
var leftSelect=document.getElementById("leftSelect");
var rightSelect=document.getElementById("rightSelect");
var options=leftSelect.options;
for (var i=0;i<options.length;i++) {
var option1=options[i];
if(option1.selected){
rightSelect.appendChild(option1);
}
}
}
function selectLtoRAll(){
var leftSelect=document.getElementById("leftSelect");
var rightSelect=document.getElementById("rightSelect");
var options=leftSelect.options;
for (var i=options.length-1;i>=0;i--) {//倒序
var option1=options[i];
rightSelect.appendChild(option1);
}
}
function selectRtoL(){
var leftSelect=document.getElementById("leftSelect");
var rightSelect=document.getElementById("rightSelect");
var options=rightSelect.options;
for (var i=0;i<options.length;i++) {
var option1=options[i];
if(option1.selected){
leftSelect.appendChild(option1);
}
}
}
function selectRtoLAll(){
var leftSelect=document.getElementById("leftSelect");
var rightSelect=document.getElementById("rightSelect");
var options=rightSelect.options;
for (var i=options.length-1;i>=0;i--) {
var option1=options[i];
leftSelect.appendChild(option1);
}
}
</script>
</head>
<body>
<table border="1px" width="400px">
<tr>
<td>分类名称</td>
<td><input type="text" value="手机数码" /></td>
</tr>
<tr>
<td>分类描述</td>
<td><input type="text" value="这里都是手机数码" /></td>
</tr>
<tr>
<td>分类商品</td>
<td>
<div style="float: left;">
已有商品<br />
<select id="leftSelect" multiple="multiple" ondblclick="selectLtoR();">
<option>华为</option>
<option>小米</option>
<option>oppo</option>
<option>中信</option>
</select>
<br />
<a href="#" onclick="selectLtoR();">>></a><br />
<a href="#" onclick="selectLtoRAll();">>>></a>
</div>
<div style="float: right;">
未有商品<br />
<select id="rightSelect" multiple="multiple" ondblclick="selectRtoL();">
<option>苹果</option>
<option>洛基亚</option>
<option>波导</option>
<option>海信</option>
</select>
<br />
<a href="#" onclick="selectRtoL();"><<</a><br />
<a href="#" onclick="selectRtoLAll();"><<<</a>
</div>
</td>
</tr>
<tr>
<td colspan="2">
<input type="submit" value="提交" />
</td>
</tr>
</table>
</body>
</html>