js代码:

window.alert = function(msg, callback) {
	var div = document.createElement("div");
	div.innerHTML = "<style type=\"text/css\">"
			+ ".nbaMask { position: fixed; z-index: 1000; top: 0; right: 0; left: 0; bottom: 0; background: rgba(0, 0, 0, 0.5); }                                          "
			+ ".nbaMaskTransparent { position: fixed; z-index: 1000; top: 0; right: 0; left: 0; bottom: 0; }                                               "
			+ ".nbaDialog { position: fixed; z-index: 5000; width: 80%; max-width: 300px; top: 50%; left: 50%; -webkit-transform: translate(-50%, -50%); transform: translate(-50%, -50%); background-color: #fff; text-align: center; border-radius: 8px; overflow: hidden; opacity: 1; color: white; }"
			+ ".nbaDialog .nbaDialogHd { padding: .2rem .27rem .08rem .27rem; }                                                       "
			+ ".nbaDialog .nbaDialogHd .nbaDialogTitle { font-size: 17px; font-weight: 400; }                                                   "
			+ ".nbaDialog .nbaDialogBd { padding: 0 .27rem; font-size: 15px; line-height: 1.3; word-wrap: break-word; word-break: break-all; color: #000000; }                                   "
			+ ".nbaDialog .nbaDialogFt { position: relative; line-height: 48px; font-size: 17px; display: -webkit-box; display: -webkit-flex; display: flex; }                                   "
			+ ".nbaDialog .nbaDialogFt:after { content: \" \"; position: absolute; left: 0; top: 0; right: 0; height: 1px; border-top: 1px solid #e6e6e6; color: #e6e6e6; -webkit-transform-origin: 0 0; transform-origin: 0 0; -webkit-transform: scaleY(0.5); transform: scaleY(0.5); }    "
			+ ".nbaDialog .nbaDialogBtn { display: block; -webkit-box-flex: 1; -webkit-flex: 1; flex: 1; color: #09BB07; text-decoration: none; -webkit-tap-highlight-color: transparent; position: relative; margin-bottom: 0; }                  "
			+ ".nbaDialog .nbaDialogBtn:after { content: \" \"; position: absolute; left: 0; top: 0; width: 1px; bottom: 0; border-left: 1px solid #e6e6e6; color: #e6e6e6; -webkit-transform-origin: 0 0; transform-origin: 0 0; -webkit-transform: scaleX(0.5); transform: scaleX(0.5); }    "
			+ ".nbaDialog a { text-decoration: none; -webkit-tap-highlight-color: transparent; }"
			+ "</style>"
			+ "<div id=\"dialogs2\" style=\"display: none\">"
			+ "<div class=\"nbaMask\"></div>"
			+ "<div class=\"nbaDialog\">"
			+ "	<div class=\"nbaDialogHd\">"
			+ "		<strong class=\"nbaDialogTitle\"></strong>"
			+ "	</div>"
			+ "	<div class=\"nbaDialogBd\" id=\"dialog_msg2\">弹窗内容,告知当前状态、信息和解决方法,描述文字尽量控制在三行内</div>"
			+ "	<div class=\"nbaDialogHd\">"
			+ "		<strong class=\"nbaDialogTitle\"></strong>"
			+ "	</div>"
			+ "	<div class=\"nbaDialogFt\">"
			+ "		<a href=\"javascript:;\" class=\"nbaDialogBtn nbaDialogBtnPrimary\" id=\"dialog_ok2\">确定</a>"
			+ "	</div></div></div>";
	document.body.appendChild(div);
 
	var dialogs2 = document.getElementById("dialogs2");
	dialogs2.style.display = 'block';
 
	var dialog_msg2 = document.getElementById("dialog_msg2");
	dialog_msg2.innerHTML = msg;
 
	// var dialog_cancel = document.getElementById("dialog_cancel");
	// dialog_cancel.onclick = function() {
	// dialogs2.style.display = 'none';
	// };
	var dialog_ok2 = document.getElementById("dialog_ok2");
	dialog_ok2.onclick = function() {
		dialogs2.style.display = 'none';
		callback();
	};
};

html引用:

<!DOCTYPE html>
<html>
<head>
<title>alert.html</title>
<meta charset="UTF-8">
<meta name="keywords" content="keyword1,keyword2,keyword3">
<meta name="description" content="this is my page">
<meta name="content-type" content="text/html; charset=UTF-8">
<!--<link rel="stylesheet" type="text/css" href="./styles.css" rel="external nofollow" >-->
 
</head>
<body>
 This is my HTML page.
 <br>
 <script type="text/javascript" src="/UploadFiles/2021-04-02/alert.js">

总结

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RTX 5090要首发 性能要翻倍!三星展示GDDR7显存

三星在GTC上展示了专为下一代游戏GPU设计的GDDR7内存。

首次推出的GDDR7内存模块密度为16GB,每个模块容量为2GB。其速度预设为32 Gbps(PAM3),但也可以降至28 Gbps,以提高产量和初始阶段的整体性能和成本效益。

据三星表示,GDDR7内存的能效将提高20%,同时工作电压仅为1.1V,低于标准的1.2V。通过采用更新的封装材料和优化的电路设计,使得在高速运行时的发热量降低,GDDR7的热阻比GDDR6降低了70%。