不是才有人问过吗<html>
<head>
<title>打印页面</title>
</head>
<body>
<object id="WebBrowser" width=0 height=0 classid="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></object><input type="button" value="打印预览" onclick="WebBrowser.ExecWB(7,1)"><br>
<input type="button" value="页面设置" onclick="WebBrowser.ExecWB(8,1);"><br>
<input type="button" value="打印" onclick="window.print();"><br><script language="javascript">
function beforeprint()
{
oldTitle = document.title;
document.title = "你的标题"
}function afterprint()
{
document.title = oldTitle;
}window.document.onbeforeprint=beforeprint;
window.document.onafterprint=afterprint;
window.onbeforeprint=beforeprint;
window.onafterprint=afterprint;
</script></body>
</html>
<head>
<title>打印页面</title>
</head>
<body>
<object id="WebBrowser" width=0 height=0 classid="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></object><input type="button" value="打印预览" onclick="WebBrowser.ExecWB(7,1)"><br>
<input type="button" value="页面设置" onclick="WebBrowser.ExecWB(8,1);"><br>
<input type="button" value="打印" onclick="window.print();"><br><script language="javascript">
function beforeprint()
{
oldTitle = document.title;
document.title = "你的标题"
}function afterprint()
{
document.title = oldTitle;
}window.document.onbeforeprint=beforeprint;
window.document.onafterprint=afterprint;
window.onbeforeprint=beforeprint;
window.onafterprint=afterprint;
</script></body>
</html>
<title>打印确认</title>
<style media="print">
.noprint { display: none }
</style>
</head>
<body>
<object id="factory" style="display:none" viewastext classid="clsid:1663ed61-23eb-11d2-b92f-008048fdd814" codebase="http://www.meadroid.com/scriptx/ScriptX.cab#Version=5,60,0,360"></object>
<script defer>
function window.onload() {
factory.printing.header = ""
factory.printing.footer = ""
factory.printing.portrait = false
idPrint1.disabled = false; // enable UI button
idPrint2.disabled = false;
idPrint3.disabled = false;
idPrint4.disabled = false;
factory.printing.leftMargin = 0.75
factory.printing.topMargin = 1.5
factory.printing.rightMargin = 0.75
factory.printing.bottomMargin = 1.5
}
</script>
<script>
function printalert()
{
if(confirm("确定要打印吗"))
factory.printing.Print(false);
}
</script>
<div class=noprint align=center>
<input id="idPrint1" type="button" class=input value="打印本页"
onclick="printalert()">
<input id="idPrint2" type="button" class=input value="页面设置"
onclick="factory.printing.PageSetup()">
<input id="idPrint3" type="button" class=input value="打印预览"
onclick="factory.printing.Preview()">
<input id="idPrint4" type="button"
onclick="window.opener=null;window.close()" class=input value="关闭窗口">
</div>
<br>
要打印的内容
</body>