<html>
<head>
<title> new document </title>
<meta name="generator" content="editplus">
<meta name="author" content="">
<meta name="keywords" content="">
<meta name="description" content="">
<style>
body, select
{
font-family: times new roman;
font-size: 10pt;
}
</style>
<script language="javascript">
<!–
window.onload = initpage;
function initpage()
{
btnputup.onclick = putup;
btnputdown.onclick = putdown;
btngoup.onclick = goup;
btngodown.onclick = godown;
}
function putup()
{
var strtempvalue;
var strtemptext;
var intcurindex;
intcurindex = sltfruit.selectedindex;
//alert("intcurindex: " + intcurindex);
if (intcurindex > 0)
{
strtempvalue= sltfruit.options.item(intcurindex).value;
strtemptext = sltfruit.options.item(intcurindex).text;
//alert(strtemptext + " – " + strtempvalue);
sltfruit.options.item(intcurindex).value = sltfruit.options.item(intcurindex – 1).value;
sltfruit.options.item(intcurindex).text = sltfruit.options.item(intcurindex – 1).text;
sltfruit.options.item(intcurindex – 1).value= strtempvalue;
sltfruit.options.item(intcurindex – 1).text = strtemptext;
sltfruit.selectedindex = intcurindex – 1;
}
}
function putdown()
{
var strtempvalue;
var strtemptext;
var intcurindex;
var intindexcount;
intcurindex = sltfruit.selectedindex;
intindexcount = sltfruit.length;
//alert("intcurindex: " + intcurindex);
//alert("intindexcount: " + intindexcount);
if (intcurindex < intindexcount – 1)
{
strtempvalue= sltfruit.options.item(intcurindex).value;
strtemptext = sltfruit.options.item(intcurindex).text;
//alert(strtemptext + " – " + strtempvalue);
sltfruit.options.item(intcurindex).value = sltfruit.options.item(intcurindex + 1).value;
sltfruit.options.item(intcurindex).text = sltfruit.options.item(intcurindex + 1).text;
sltfruit.options.item(intcurindex + 1).value= strtempvalue;
sltfruit.options.item(intcurindex + 1).text = strtemptext;
sltfruit.selectedindex = intcurindex + 1;
}
}
function goup()
{
var intcurindex;
intcurindex = sltcountry.selectedindex;
if (intcurindex > 0)
sltcountry.selectedindex = intcurindex – 1;
}
function godown()
{
var intcurindex;
var intindexcount;
intcurindex = sltcountry.selectedindex;
intindexcount = sltcountry.length;
if (intcurindex < intindexcount – 1)
sltcountry.selectedindex = intcurindex + 1;
}
//–>
</script>
</head>
<body>
</body>
水果列表<br>
1 – 香蕉<br>
2 – 苹果<br>
3 – 葡萄<br>
4 – 桔子<br>
5 – 西瓜<br>
<select name="sltfruit" size="5">
<option value="1">香蕉</option>
<option value="2">苹果</option>
<option value="3">葡萄</option>
<option value="4">桔子</option>
<option value="5">西瓜</option>
</select>
<input type="button" id="btnputup" value="上移">
<input type="button" id="btnputdown" value="下移">
<hr>
国家列表<br>
1 – china<br>
2 – usa<br>
3 – ussr<br>
4 – england<br>
5 – france<br>
<select name="sltcountry">
<option value="1">china</option>
<option value="2">usa</option>
<option value="3">ussr</option>
<option value="4">england</option>
<option value="5">france</option>
</select>
<input type="button" id="btngoup" value="上移">
<input type="button" id="btngodown" value="下移">
</html>
