標籤：div背景
防止網頁中的背景圖片被另存新檔，可以用下述辦法：
先建A層，在樣式裡為A層設好背景圖，然後在A層裡設B層，並且把B層大小和A層設成一樣，這樣A層的背景就不能被另存新檔。
<!doctype html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>樣本</title>
<style>
body{padding:0px; margin:0px;}
#content{width:1419px; height:3795px; background:url(img.jpg) no-repeat center center; margin:0px auto;}
#content .c_con{width:1419px; height:3795px;}
</style>
</head>
<body>
<div id="content">
<div class="c_con"></div>
</div>
</body>
</html>
防止網頁中的背景圖片被另存新檔
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