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js: ieNode.style.filter="alpha(opacity=sqlN)";

Firefox,Chrome和Safari:
opacity:sqlN
其中sqlN的值域?yàn)閇0, 1]
js: firefoxNode.style.opacity=sqlN;
測試代碼如下:
.ieCss{
display:-moz-inline-box;
display:inline-block;
width:100;
height:100;
background-color:red;
filter:alpha(opacity=20); }
.fireFoxCss{
display:-moz-inline-box;
display:inline-block;
width:100;
height:100;
background-color:blue;
opacity:0.5; } IE_cssfirefox_css
IE_Jsfirefox_Js 補(bǔ)充:參考資料中對(duì)firfox還有3.5之前和3.5之后版本的區(qū)分,暫時(shí)忽略。
參考文檔:
http://hi.baidu.com/hanserv/item/ac31a23f0c578bffdf222114