摘要:
opacity: function(elem, val) { var setting = arguments.length > 1; if ("opacity" in elem.style) { return setting ? elem.style["opacity"] = val: elem.style["opacity"]; } else { // if IE if (elem.filters && elem.filters.alpha) { return setting ? elem.filters.al 阅读全文
posted @ 2012-04-24 08:33
穆乙
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