我们为大家收集整理了关于 html 斜向移动落叶背景,以方便大家参考。树叶飘落非常逼真自然,具有强烈的动感与立体感。是一款非常优秀的特效源码。
<html>
<head>
<title> 网页特效 -- 背景斜向移动 </title>
<meta http-equiv="Content-Type"content="text/html; charset=gb2312">
</head>
<body bgcolor="#FFFFFF"background="/edu/img/js/0910/bg.gif">
<script language="Javascript">
<!--
function selectAll(theField){
var tempval=eval("document."+theField)
tempval.focus()
tempval.select()
}
//-->
</script>
<script language="Javascript">
<!--
var background = "/edu/img/js/0910/bg.gif";
var speed = 0;
browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
if (browserName !="Netscape"|| browserVer>= 4.5) {
function moveback(movert,movedn,hPos,vPos) {
if (arguments[4])
document.body.style.backgroundImage = "url("" + arguments[4] + "")";
if (arguments[5])
document.body.style.backgroundRepeat = arguments[5]
if (!isNaN(hPos)) {
if ((movert!=0) && (hPos>0)) hPos=-100000
hPos += movert
}
if (!isNaN(vPos)) {
if ((movedn!=0) && (vPos>0)) vPos=-100000
vPos+= movedn
}
document.body.style.backgroundPosition= hPos + " " + vPos
if (isNaN(hPos)) hPos = """+ hPos +"""
if (isNaN(vPos)) vPos = """+ vPos +"""
setTimeout("moveback("+movert+","+movedn+","+hPos+","+vPos+")",speed)
}
moveback(1,1,0,0, background);
}
//-->
</script>
</body>
</html>
来源: http://www.51edu.com/it/bckf/493309.html