<html>
<head>
<script style="text/javascript">
function Gallerytext(){
if (window.clipboardData.setData('text','')){
setInterval("window.clipboardData.setData('text','')",20);
document.getElementById("LoadImage").innerHTML = ""; //***Code to write image src will go here..
}else{
alert ("Clipboard is required to view the client area. Please allow access to continue.");
}
}
</script>
</head>
<body onLoad="javascript:Gallerytext()">
YOU TRY TO COPY AND PASTE THIS SCREEN, AND ALL THE ACTIVE SCREENS
</body>
</html>
打印屏幕没有禁用任何正文解释如何禁用网页中的打印屏幕按钮?