}
</script>
</head>
<body>
<form>
<select name="mySelect">
<option>Apple</option>
<option>Banana</option>
<option>Orange</option>
</select>
<input type="button" onclick="formAction()" value="Remove option">
</form>
</body>
</html>
显示屏幕的信息
<html>
<body>
<script type="text/javascript">
document.write("Screen resolution: ")
document.write(screen.width + "*" + screen.height)
document.write("<br />")
document.write("Available view area: ")
document.write(screen.availWidth + "*" + screen.availHeight)
document.write("<br />")
document.write("Color depth: ")
document.write(screen.colorDepth)
document.write("<br />")
</script>
</body>
</html>
表格对象
改变表格的边框
<html>
<head>
<script type="text/javascript">
function changeBorder()
{
document.getElementById('myTable').border="10"
}
</script>
</head>
<body>
<table border="1" id="myTable">
<tr>
<td>100</td>
<td>200</td>
</tr>
<tr>
<td>300</td>
<td>400</td>
</tr>
</table>
<form>
<input type="button" onclick="changeBorder()" value="Change Border">
</form>
</body>
</html>
改变表格的间距
<html>
<head>
<script type="text/javascript">
function padding()
{
document.getElementById('myTable').cellPadding="15"
}
function spacing()
{
document.getElementById('myTable').cellSpacing="15"
}
</script>
</head>
<body>
<table id="myTable" border="1">
<tr>
<td>100</td>
<td>200</td>
</tr>
<tr>
<td>300</td>
<td>400</td>
</tr>
</table>
<form>
<input type="button" onclick="padding()" value="Change Cellpadding">
<input type="button"
（出处：清风下载学院）
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