<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<script language="javascript">
function change(sel1,sel2){
var s1=document.getElementById(sel1)
var s2=document.getElementById(sel2)
for(var i=s1.options.length-1;i>=0;i--){
if(s1.options[i].selected){
s2.options.add(new Option(s1.options[i].text,s1.options[i].value))
s1.options.remove(i);
}
}
}
</script>
<body>
<div style="float:left; width:50px; height:30px;">
<select multiple="multiple" id="s1">
<option value="00">00t</option>
<option value="11">11t</option>
<option value="22">22t</option>
</select>
</div>
<div style="float:left; width:40px; height:30px;">
<input type="button" value=">" onclick="change(‘s1‘,‘s2‘)" /><br /><br />
<input type="button" value="<" onclick="change(‘s2‘,‘s1‘)" />
</div>
<div style="float:left; width:50px; height:30px;">
<select multiple="multiple" id="s2">
</select>
</div>
</body>
</html>
时间： 2024-11-09 02:22:57