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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>自定义Toast，类似于android的Toast</title>
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<style>
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body {
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font-family: 'Lucida Grande', 'Helvetica', sans-serif;
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}
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</style>
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<script>
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//自定义弹框
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function Toast(msg,duration){
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duration=isNaN(duration)?3000:duration;
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var m = document.createElement('div');
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m.innerHTML = msg;
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m.style.cssText="width:60%; min-width:150px; background:#000; opacity:0.5; height:40px; color:#fff; line-height:40px; text-align:center; border-radius:5px; position:fixed; top:40%; left:20%; z-index:999999; font-weight:bold;";
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document.body.appendChild(m);
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setTimeout(function() {
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var d = 0.5;
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m.style.webkitTransition = '-webkit-transform ' + d + 's ease-in, opacity ' + d + 's ease-in';
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m.style.opacity = '0';
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setTimeout(function() { document.body.removeChild(m) }, d * 1000);
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}, duration);
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}
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</script>
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</head>
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<body>
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<button onclick="Toast('您点击了弹框按钮！',2000);">Toast</button>
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</body>
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</html>