javascript支持IE和firefox(FF)的渐变透明效果- Javascript

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Javascript 中的 javascript支持IE和firefox(FF)的渐变透明效果

出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-10-12 浏览: 242 ::

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JS版网站风格切换实例代码 javascript图片自动缩放和垂直居中处理函数

DataThis可以发送任何标签，这个标签没有ID也可以，因为用的是自定义属性。 function Clear (DataType ,DataThis, DataTime, DataInterval)
DataType 布尔值 - - 是否隐藏或显示
DataThis 元素 - - 被操作元素
DataTime 数字 - - 发生渐变时间
DataInterva 数字 - - 渐变刷新间隔
以下是HTML网页特效代码，

点击运行可以看到效果:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>渐变</title>
</head>
<body>
<input onClick="SmallWay.Clear(true, Test, 2000, 10)" type="button" value="慢渐变出现">
<input onClick="SmallWay.Clear(false, Test, 2000, 10)" type="button" value="慢渐变隐藏">
<input onClick="SmallWay.Clear(true, Test, 500, 10)" type="button" value="快渐变出现">
<input onClick="SmallWay.Clear(false, Test, 500, 10)" type="button" value="快渐变隐藏">
<input onClick="SmallWay.Clear(Math.random() > 0.5, Test, parseInt(Math.random() * 2000), 10)" type="button" value="随意的渐变">
<div align="center" Id="Test" style="width:100px;height:100px;background:#000000;color:#FF0000;">效果</div>
<div Id="Div">检测Test是否隐藏</div>
<script language="javascript">
var Test = document.getElementById('Test')
</script>
<script language="javascript">
var SmallWay = {}
SmallWay.Clear = function(DataType ,DataThis, DataTime, DataInterval){
var HaShowId = parseInt(Math.random() * 10000000)
DataThis.setAttribute("SmallWay_Show_Id", HaShowId)
var HaInterval = ( !isNaN(DataInterval) ) ? parseInt(DataInterval) : 10
var HaTime = ( !isNaN(DataTime) ) ? parseInt(DataTime) : 1000
var HaOpacity = DataThis.getAttribute("SmallWay_Show_OpacityId")
if ( HaOpacity == null ) {
HaOpacity = ( DataThis.style.display != "none" ) ? 100 : 0
DataThis.style.filter = "Alpha(Opacity=" + HaOpacity + ")"
DataThis.style.cssText = DataThis.style.cssText.replace(/;-moz-opacity:.*?;/gi, "") + ";-moz-opacity:" + (HaOpacity / 100)
}
HaOpacity = ( DataThis.style.display != "none" ) ? HaOpacity : 0
HaOpacity = ( !isNaN(HaOpacity) ) ? (HaTime / HaInterval) * (parseInt(HaOpacity) / 100) : 0
eval("SmallWay.ThisData_" + HaShowId + " = DataThis")
if ( DataType ) {
DataThis.style.display = "block"
for ( var i = HaOpacity; i <= HaTime / HaInterval; i++ ){
window.setTimeout(
""
+ "var HaThis = SmallWay.ThisData_" + HaShowId + "\n"
+ "if ( HaThis != null ) {\n"
+ "if ( HaThis.getAttribute(\"SmallWay_Show_Id\") == \"" + HaShowId + "\" ) {\n"
+ "HaThis.style.filter = \"Alpha(Opacity=" + (100 / (HaTime / HaInterval) * i) + ")\"\n"
+ "HaThis.style.cssText = HaThis.style.cssText.replace(/;-moz-opacity:.*?;/gi, \"\") + \";-moz-opacity:" + (1 / (HaTime / HaInterval) * i) + "\"\n"
+ "HaThis.setAttribute(\"SmallWay_Show_OpacityId\", " + (100 / (HaTime / HaInterval) * i) + ")\n"
+ "}\n"
+ "}\n"
, HaInterval * (i - HaOpacity))
}
window.setTimeout(
""
+ "SmallWay.ThisData_" + HaShowId + " = null\n"
+ "delete SmallWay.ThisData_" + HaShowId + "\n"
, HaInterval * (i - HaOpacity))
}else{
for ( var i = HaOpacity; i >= 0; i-- ){
window.setTimeout(
""
+ "var HaThis = SmallWay.ThisData_" + HaShowId + "\n"
+ "if ( HaThis != null ) {\n"
+ "if ( HaThis.getAttribute(\"SmallWay_Show_Id\") == \"" + HaShowId + "\" ) {\n"
+ "HaThis.style.filter = \"Alpha(Opacity=" + (100 / (HaTime / HaInterval) * i) + ")\"\n"
+ "HaThis.style.cssText = HaThis.style.cssText.replace(/;-moz-opacity:.*?;/gi, \"\") + \";-moz-opacity:" + (1 / (HaTime / HaInterval) * i) + "\"\n"
+ "HaThis.setAttribute(\"SmallWay_Show_OpacityId\", " + (100 / (HaTime / HaInterval) * i) + ")\n"
+ "}\n"
+ "}\n"
, (HaOpacity - i) * HaInterval)
}
window.setTimeout(
""
+ "var HaThis = SmallWay.ThisData_" + HaShowId + "\n"
+ "if ( HaThis != null ) {\n"
+ "if ( HaThis.getAttribute(\"SmallWay_Show_Id\") == \"" + HaShowId + "\" ) {\n"
+ "HaThis.style.display = \"none\""
+ "}\n"
+ "}\n"
+ "SmallWay.ThisData_" + HaShowId + " = null\n"
+ "delete SmallWay.ThisData_" + HaShowId + "\n"
, (HaOpacity - i) * HaInterval)
}
}
</script>
</body>
</html>

[Ctrl+A 全选提示:你可先修改部分代码,再按运行]

JS版网站风格切换实例代码 javascript图片自动缩放和垂直居中处理函数

Javascript 中的 javascript支持IE和firefox(FF)的渐变透明效果

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