Web Front-end
JS Tutorial
JS non-Alert implements the 'unread information' effect pop-up window in the lower right corner of the web page_javascript skills
JS non-Alert implements the 'unread information' effect pop-up window in the lower right corner of the web page_javascript skills
The example in this article describes the JS non-Alert implementation of the "Unread Information" effect pop-up window in the lower right corner of the web page. Share it with everyone for your reference. The details are as follows:
This is a pop-up window code in the lower right corner of the web page. It is jointly created using Div Js technology. It is not an Alert function. It imitates the pop-up window code in the lower right corner of the web page of Tencent News. The source code author wants to make it easy for novices to understand and learn. A good example, rich comments are added to the code, which provides great convenience for novices to learn and use.
The screenshot of the running effect is as follows:
The online demo address is as follows:
http://demo.jb51.net/js/2015/js-f-alert-right-buttom-dlg-demo/
The specific code is as follows:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>右下角的弹窗</title>
</head>
<style type="text/css">
body { background:#333333;}
#winpop { width:200px; height:0px; position:absolute; right:0; bottom:0; border:1px solid #999999; margin:0; padding:1px; overflow:hidden; display:none; background:#FFFFFF}
#winpop .title { width:100%; height:20px; line-height:20px; background:#FFCC00; font-weight:bold; text-align:center; font-size:12px;}
#winpop .con { width:100%; height:80px; line-height:80px; font-weight:bold; font-size:12px; color:#FF0000; text-decoration:underline; text-align:center}
#silu { font-size:13px; color:#999999; position:absolute; right:0; text-align:right; text-decoration:underline; line-height:22px;}
.close { position:absolute; right:4px; top:-1px; color:#FFFFFF; cursor:pointer}
</style>
<script type="text/javascript">
function tips_pop(){
var MsgPop=document.getElementById("winpop");//获取窗口这个对象,即ID为winpop的对象
var popH=parseInt(MsgPop.style.height);//用parseInt将对象的高度转化为数字,以方便下面比较
if (popH==0){//如果窗口的高度是0
MsgPop.style.display="block";//那么将隐藏的窗口显示出来
show=setInterval("changeH('up')",2);//开始以每0.002秒调用函数changeH("up"),即每0.002秒向上移动一次
}
else {//否则
hide=setInterval("changeH('down')",2);//开始以每0.002秒调用函数changeH("down"),即每0.002秒向下移动一次
}
}
function changeH(str) {
var MsgPop=document.getElementById("winpop");
var popH=parseInt(MsgPop.style.height);
if(str=="up"){//如果这个参数是UP
if (popH<=100){//如果转化为数值的高度小于等于100
MsgPop.style.height=(popH+4).toString()+"px";//高度增加4个象素
}
else{
clearInterval(show);//否则就取消这个函数调用,意思就是如果高度超过100象度了,就不再增长了
}
}
if(str=="down"){
if (popH>=4){//如果这个参数是down
MsgPop.style.height=(popH-4).toString()+"px";//那么窗口的高度减少4个象素
}
else{//否则
clearInterval(hide);//否则就取消这个函数调用,意思就是如果高度小于4个象度的时候,就不再减了
MsgPop.style.display="none";//因为窗口有边框,所以还是可以看见1~2象素没缩进去,这时候就把DIV隐藏掉
}
}
}
window.onload=function(){//加载
document.getElementById('winpop').style.height='0px';//我不知道为什么要初始化这个高度,CSS里不是已经初始化了吗,知道的告诉我一下
setTimeout("tips_pop()",800);//3秒后调用tips_pop()这个函数
}
</script>
<body>
脚本之家提供最新的网络编程、脚本编程、网页制作、网页设计、网页特效，为站长与网络编程从业者提供学习资料。<hr>
<div id="silu">
<button onclick="tips_pop()">测试按钮</button>
</div>
<div id="winpop">
<div class="title">您有新的消息<span class="close" onclick="tips_pop()">X</span></div>
<div class="con">未读信息(1)</div>
</div>
</body>
</html>I hope this article will be helpful to everyone’s JavaScript programming.
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
1386
52
How to use JS and Baidu Maps to implement map pan function
Nov 21, 2023 am 10:00 AM
How to use JS and Baidu Map to implement map pan function Baidu Map is a widely used map service platform, which is often used in web development to display geographical information, positioning and other functions. This article will introduce how to use JS and Baidu Map API to implement the map pan function, and provide specific code examples. 1. Preparation Before using Baidu Map API, you first need to apply for a developer account on Baidu Map Open Platform (http://lbsyun.baidu.com/) and create an application. Creation completed
What should I do if there are no pop-up reminders for calendar events in Win10? How to recover if calendar event reminders are gone in Win10
Jun 09, 2024 pm 02:52 PM
The calendar can help users record your schedule and even set reminders. However, many users are asking what to do if calendar event reminders do not pop up in Windows 10? Users can first check the Windows update status or clear the Windows App Store cache to perform the operation. Let this site carefully introduce to users the analysis of the problem of Win10 calendar event reminder not popping up. To add calendar events, click the "Calendar" program in the system menu. Click the left mouse button on a date in the calendar. Enter the event name and reminder time in the editing window, and click the "Save" button to add the event. Solving the problem of win10 calendar event reminder not popping up
Recommended: Excellent JS open source face detection and recognition project
Apr 03, 2024 am 11:55 AM
Face detection and recognition technology is already a relatively mature and widely used technology. Currently, the most widely used Internet application language is JS. Implementing face detection and recognition on the Web front-end has advantages and disadvantages compared to back-end face recognition. Advantages include reducing network interaction and real-time recognition, which greatly shortens user waiting time and improves user experience; disadvantages include: being limited by model size, the accuracy is also limited. How to use js to implement face detection on the web? In order to implement face recognition on the Web, you need to be familiar with related programming languages and technologies, such as JavaScript, HTML, CSS, WebRTC, etc. At the same time, you also need to master relevant computer vision and artificial intelligence technologies. It is worth noting that due to the design of the Web side
How to create a stock candlestick chart using PHP and JS
Dec 17, 2023 am 08:08 AM
How to use PHP and JS to create a stock candle chart. A stock candle chart is a common technical analysis graphic in the stock market. It helps investors understand stocks more intuitively by drawing data such as the opening price, closing price, highest price and lowest price of the stock. price fluctuations. This article will teach you how to create stock candle charts using PHP and JS, with specific code examples. 1. Preparation Before starting, we need to prepare the following environment: 1. A server running PHP 2. A browser that supports HTML5 and Canvas 3
Essential tools for stock analysis: Learn the steps to draw candle charts with PHP and JS
Dec 17, 2023 pm 06:55 PM
Essential tools for stock analysis: Learn the steps to draw candle charts in PHP and JS. Specific code examples are required. With the rapid development of the Internet and technology, stock trading has become one of the important ways for many investors. Stock analysis is an important part of investor decision-making, and candle charts are widely used in technical analysis. Learning how to draw candle charts using PHP and JS will provide investors with more intuitive information to help them make better decisions. A candlestick chart is a technical chart that displays stock prices in the form of candlesticks. It shows the stock price
How to use JS and Baidu Map to implement map click event processing function
Nov 21, 2023 am 11:11 AM
Overview of how to use JS and Baidu Maps to implement map click event processing: In web development, it is often necessary to use map functions to display geographical location and geographical information. Click event processing on the map is a commonly used and important part of the map function. This article will introduce how to use JS and Baidu Map API to implement the click event processing function of the map, and give specific code examples. Steps: Import the API file of Baidu Map. First, import the file of Baidu Map API in the HTML file. This can be achieved through the following code:
How to use JS and Baidu Maps to implement map heat map function
Nov 21, 2023 am 09:33 AM
How to use JS and Baidu Maps to implement the map heat map function Introduction: With the rapid development of the Internet and mobile devices, maps have become a common application scenario. As a visual display method, heat maps can help us understand the distribution of data more intuitively. This article will introduce how to use JS and Baidu Map API to implement the map heat map function, and provide specific code examples. Preparation work: Before starting, you need to prepare the following items: a Baidu developer account, create an application, and obtain the corresponding AP
How to solve the problem of Win11 pop-up windows that cannot be closed
Dec 22, 2023 pm 05:13 PM
I believe that when using the computer, we are all troubled by pop-up windows that pop up unintentionally. Especially after updating the system, we even encountered the problem that the win11 pop-up window cannot be closed. At this time, we can only close it in the task manager. Solution to the problem that the win11 pop-up window cannot be closed: 1. First press the "Win+R" key combination on the keyboard to open Run. 2. Then enter “msconfig” and press Enter to run. 3. Then enter "Startup" and click "Open Task Manager" 4. Then select the application that pops up under the startup options. 5. Finally, click "Disable" in the lower right corner.
