background
英 [ˈbækgraʊnd] 美 [ˈbækˌɡraʊnd]
n.(画等的)背景;底色;背景资料;配乐
复数: backgrounds
attachment
英 [əˈtætʃmənt] 美 [əˈtætʃmənt]
n.(用电子邮件发送的)附件,附属物;依恋,依附;扣押财产<法>逮捕,扣押(人,财产)
复数: attachments
javascript backgroundAttachment 属性 语法
作用:设置背景图像是否固定或者随着页面的其余部分滚动。
语法:Object.style.backgroundAttachment=scroll|fixed
注释:请设置一种可用的背景颜色,这样的话,假如背景图像不可用,页面也可获得良好的视觉效果。
javascript backgroundAttachment 属性 示例
<html> <head> <style type="text/css"> body { background-color="#FFCC80"; background-image:url(http://img.php.cn/upload/article/000/005/656/5af270fd37755429.jpg); } p { color:white; } </style> <script type="text/javascript"> function changeAttachment() { document.body.style.backgroundAttachment="fixed"; } </script> </head> <body> <input type="button" onclick="changeAttachment()" value="Set background-image to be fixed" /> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> </body> </html>
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