CSS Reference

"background-attachment" - css property (v. css 1)

  • If a background image is specified, the value of 'background-attachment' determines if it is fixed with regard to the canvas or if it scrolls along with the content.
  • Initial value: scroll
  • The property is not inherited
  • HTML usage: all elements
  • The value must be scroll or fixed
  • The inherit value, which is new with CSS 2 will inherit the attachment from parent specification.
  • Browsers that support the background-attachment - property :
    Internet Explorer Mozilla Firefox Opera Google Chrome Apple Safari

Property "background-attachment" example:

<html>
<head>
<style type="text/css">
  body {
    background: #cdcdcd url(images/Trophy.png);
    background-repeat: repeat-y;
    background-attachment: scroll;
    height: 200%;
}
  div {
    margin: 10% 40% 10% 40%;
    background: #ffffff no-repeat center;
    height: 90%;
    background-image: inherit;
    background-attachment: fixed;
 }
</style>
</head>
<body>
<div ></div>
</body>
</html>

Javascript access:

// To SET values ([o] is the target object) 
[o].style.backgroundAttachment="background-attachment value"
// To GET values you must first get the computed style object
// To get that object in IE or Opera:
var cStyle=[o].currentStyle;
// To get that object in Firefox, Chrome or Safari (w3c-type):
var cStyle=window.getComputedStyle([o],null);
// To GET the property value:
var value=cStyle.backgroundAttachment;
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