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完美的渐变透明效果，支持Firefox

作者：wllllll　来源：无忧脚本　发布时间：2008-06-18 18:18:00　

标签：隐藏,显示,时间,渐变

完美的渐变透明效果。支持IE，Firefox

渐变，自己写的JS框架中用的东西，发出来了。

修正完全隐藏时，偶尔不display = "none"的问题

ataThis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 - - * 作元素
DataTime 数字 - - 发生渐变时间
DataInterva 数字 - - 渐变刷新间隔

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><title>渐变渐显 - asp之家</title></head><body>function Clear (DataType ,DataThis, DataTime, DataInterval)<br>DataType 布尔值 - - 是否隐藏或显示<br>DataThis 元素 - - * 作元素<br>DataTime 数字 - - 发生渐变时间<br>DataInterva 数字 - - 渐变刷新间隔<br><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"><br><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"><br><input onClick="SmallWay.Clear(Math.random() > 0.5, Test, parseInt(Math.random() * 2000), 10)" type="button" value="随意的渐变"><br><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) : 10var HaTime = ( !isNaN(DataTime) ) ? parseInt(DataTime) : 1000 var HaOpacity = DataThis.getAttribute("SmallWay_Show_OpacityId")if ( HaOpacity == null ) {HaOpacity = ( DataThis.style.display != "none" ) ? 100 : 0DataThis.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 : 0HaOpacity = ( !isNaN(HaOpacity) ) ? (HaTime / HaInterval) * (parseInt(HaOpacity) / 100) : 0eval("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>

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完美的渐变透明效果，支持Firefox

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