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<style>
.opacity20{filter:alpha(opacity=20);opacity:.2}
.opacity40{filter:alpha(opacity=40);opacity:.4}
.opacity60{filter:alpha(opacity=60);opacity:.6}
div{width:100px;height:100px;background:#000;filter:alpha(opacity=10);opacity:.1}
</style>
<div></div>
<div class="opacity20"></div>
<div class="opacity40"></div>
<div class="opacity60"></div>
<input type="button" value="Green" onclick="loadSkin('green')" />
<input type="button" value="Blue" onclick="loadSkin('blue')" />
<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.4.2.min.js"></script>
<script>
function loadSkin(skin) {
switch (skin) {
case 'blue': $('head').append('<link href="蓝色皮肤css路径" type="text/css" rel="Stylesheet" />'); break;
case 'green': $('head').append('<link href="绿色皮肤css路径" type="text/css" rel="Stylesheet" />'); break;
}
//延时1s后在弹出窗口,因为皮肤文件加载需要一定的时间
setTimeout(function () {$.dialog({content: 'url:webform2.aspx') }, 1000);
}
</script>