JQuery实现下拉列表移动

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script language="JavaScript"  src="../js/jquery-1.4.2.js"></script>
<title>无标题文档</title>

<style type="text/css">
<!--

BODY
{
	font-family:Courier;;
	font-size: 12px;
	margin:0px 0px 0px 0px;
	overflow-x:no;
	overflow-y:no;
	background-color: #B8D3F4;
}
td
{
	font-size:12px;
}
.default_input
{
	border:1px solid #666666;
	height:18px;
	font-size:12px;
}
.default_input2
{
	border:1px solid #666666;
	height:18px;
	font-size:12px;
}
.nowrite_input
{
	border:1px solid #849EB5;
	height:18px;
	font-size:12px;
	background-color:#EBEAE7;
	color: #9E9A9E;
}
.default_list
{
	font-size:12px;
  border:1px solid #849EB5;
}
.default_textarea
{
	font-size:12px;
	border:1px solid #849EB5;
}

.nowrite_textarea
{
	border:1px solid #849EB5;
	font-size:12px;
	background-color:#EBEAE7;
	color: #9E9A9E;
}

.wordtd5 {
	font-size: 12px;
	text-align: center;
	vertical-align:top;
	padding-top: 6px;
	padding-right: 5px;
	padding-bottom: 3px;
	padding-left: 5px;
	background-color: #b8c4f4;
}

.wordtd {
	font-size: 12px;
	text-align: left;
	vertical-align:top;
	padding-top: 6px;
	padding-right: 5px;
	padding-bottom: 3px;
	padding-left: 5px;
	background-color: #b8c4f4;
}
.wordtd_1 {
	font-size: 12px;
	vertical-align:top;
	padding-top: 6px;
	padding-right: 5px;
	padding-bottom: 3px;
	padding-left: 5px;
	background-color: #516CD6;
	color:#fff;
}
.wordtd_2{
	font-size: 12px;
	text-align: right;
	vertical-align:top;
	padding-top: 6px;
	padding-right: 5px;
	padding-bottom: 3px;
	padding-left: 5px;
	background-color: #64BDF9;
}
.wordtd_3{
	font-size: 12px;
	text-align: right;
	vertical-align:top;
	padding-top: 6px;
	padding-right: 5px;
	padding-bottom: 3px;
	padding-left: 5px;
	background-color: #F1DD34;
}
.inputtd
{
	font-size:12px;
	vertical-align:top;
	padding-top: 3px;
	padding-right: 3px;
	padding-bottom: 3px;
	padding-left: 3px;
}
.inputtd2
{
	text-align: center;
	font-size:12px;
	vertical-align:top;
	padding-top: 3px;
	padding-right: 3px;
	padding-bottom: 3px;
	padding-left: 3px;
}
.tablebg
{
	font-size:12px;
}

.tb{
	border-collapse: collapse;
	border: 1px outset #999999;
	background-color: #FFFFFF;
}
.td2{line-height:22px; text-align:center; background-color:#F6F6F6;}
.td3{background-color:#B8D3F4; text-align:center; line-height:20px;}
.td4{background-color:#F6F6F6;line-height:20px;}
.td5{border:#000000 solid;
       border-right-width:0px;
	   border-left-width:0px;
	   border-top-width:0px;
	   border-bottom-width:1px;}

.tb td{
font-size: 12px;
border: 2px groove #ffffff;
}




.noborder {
	border: none;
}

.button {
	border: 1px ridge #ffffff;
	line-height:18px;
	height: 20px;
	width: 45px;
	padding-top: 0px;
	background:#CBDAF7;
	color:#000000;
	font-size: 9pt;
    font-family:Courier;;
} 

.textarea {
	font-family: Arial, Helvetica, sans-serif, "??";
	font-size: 9pt;
	color: #000000;
	border-bottom-width: 1px;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: solid;
	border-left-style: none;
	border-bottom-color: #000000;
	background-color:transparent;
	text-align: left
}
-->
</style>

 <script type="text/javascript">
 	$(document).ready(function() {
	  	//选中的从左端移到右端
		//<input name="add"  id="add" type="button" class="button" value="-->" /> 
		$("#add").click(function() {
			$("#second").append($("#first option:selected"));
		});
		
		//全部的从左端移到右端
		//<input name="add_all" id="add_all" type="button" class="button" value="==>" /> 
		$("#add_all").click(function() {
			$("#second").append($("#first option"));
		});
		
		//双击的左端移到右端
		$("#first").dblclick(function() {
			$("#second").append($("#first option:selected"));
		});
	
		//选中的从右端移到左端
		//<input name="remove"  id="remove" type="button" class="button" value="&lt;--" />
		$("#remove").click(function() {
			$("#first").append($("#second option:selected"));
		});
	  
		//全部的从右端移到左端
		// <input name="remove_all" id="remove_all" type="button" class="button" value="&lt;==" />
	  	$("#remove_all").click(function() {
			$("#first").append($("#second option"));
		});
		
		//双击的右端移到左端
		$("#second").dblclick(function() {
			$("#first").append($("#second option:selected"));
		});
 	});
 </script>

</head>
<body>

<div style="border:1px dashed #E6E6E6;margin:150px 0px 0px 450px; width:350px; height:200px; background-color:#E6E6E6;">
<table width="285" height="169" border="0" align="left" cellpadding="0" cellspacing="0" style="margin:15px 0px 0px 15px;">
  <tr>
    <td width="126">
    	<!--multiple="multiple" 能同时选择多个   size="10"  确定下拉选的长度-->
		<select name="first" size="10" multiple="multiple" class="td3" id="first">
		  <option value="选项1">选项1</option>
		  <option value="选项2">选项2</option>
		  <option value="选项3">选项3</option>
		  <option value="选项4">选项4</option>
		  <option value="选项5">选项5</option>
		  <option value="选项6">选项6</option>
		  <option value="选项7">选项7</option>
		  <option value="选项8">选项8</option>
		</select>    
	</td>
    <td width="69" valign="middle">
       <input name="add"  id="add" type="button" class="button" value="-->" /> 
       <input name="add_all" id="add_all" type="button" class="button" value="==>" /> 
       <input name="remove"  id="remove" type="button" class="button" value="&lt;--" />
	   <input name="remove_all" id="remove_all" type="button" class="button" value="&lt;==" />
        </td>
    <td width="127" align="left">
	  <select name="second" size="10" multiple="multiple" class="td3" id="second">
         <option value="选项9">选项9</option>
      </select>
	</td>
  </tr>
</table>
</div>
</body>
</html>
JQuery实现下拉列表移动

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