Implementation code for web page background darkening effect after clicking pop-up layer effect & pop-up window_javascript skills

Copy code The code is as follows: &lt ;title>Web page special effects-window special effects-the effect of darkening the background of the web page after pop-up window and --> .black_overlay {display:none;position:absolute;top:0%;left:0%;width:100%;height:100%;background-color:black;z-index:1001;-moz-opacity:0.8;opacity: .80;filter:alpha(opacity=80);} .white_content{display:none;position:absolute;top:25%;left:25%;width:50%;height:50%;padding:16px ;border:3px solid orange;background-color:white;z-index:1002;overflow:auto;} and --> Click here to open the window Close Window content 123 Example 2: Copy code The code is as follows: 无标题页 function hid() { var div4=document.getElementById("div1"); div4.style.display="block"; div4.style.width="200px"; div4.style.height="150px"; div4.style.zIndex="9999"; div4.style.top="43%"; div4.style.left="43%"; div4.style.position="absolute"; var div3=document.getElementById("div2"); div3.style.display="block"; div3.style.width="1000px"; div3.style.zIndex="9998"; div3.style.position="absolute"; div3.style.height=document.body.offsetHeight; div3.style.top="0px"; div3.style.left="0px"; } function vis() { var div4=document.getElementById("div1"); div4.style.display="none"; var div3=document.getElementById("div2"); div3.style.display="none"; div3.style.width="0px"; div3.style.height="0px"; div4.innerHTML=" 点击关闭 "; } 点击显示 点击关闭 Example 3: Copy code The code is as follows: 点击弹出层效果 * {margin:0;} body {font-size:12px;} #container div{margin-top:5px;} #select_city h3{float:left;} #main_city,#all_province {clear:both;} #main_city div,#all_province div{width:600px;clear:left;} #main_city h4,#all_province h4{float:left;display:inline;font-size:16px;} #main_city div span,#all_province div span{margin:0 10px;cursor:pointer;font-size:12px;} #float_lay{width:200px;height:120px;border:1px #d1d1d1 solid;position:absolute;background:#fff;z-index:999;display:none;} //弹出层 function openLayer(objId,conId){ var arrayPageSize = getPageSize();//调用getPageSize()函数 var arrayPageScroll = getPageScroll();//调用getPageScroll()函数 if (!document.getElementById("popupAddr")){ //创建弹出内容层 var popupDiv = document.createElement("div"); //给这个元素设置属性与样式 popupDiv.setAttribute("id","popupAddr") popupDiv.style.position = "absolute"; popupDiv.style.border = "1px solid #ccc"; popupDiv.style.background = "#fff"; popupDiv.style.zIndex = 99; //创建弹出背景层 var bodyBack = document.createElement("div"); bodyBack.setAttribute("id","bodybg") bodyBack.style.position = "absolute"; bodyBack.style.width = "100%"; bodyBack.style.height = (arrayPageSize[1] 35 'px'); bodyBack.style.zIndex = 98; bodyBack.style.top = 0; bodyBack.style.left = 0; bodyBack.style.filter = "alpha(opacity=50)"; bodyBack.style.opacity = 0.5; bodyBack.style.background = "#ddf"; //实现弹出(插入到目标元素之后) var mybody = document.getElementById(objId); insertAfter(popupDiv,mybody);//执行函数insertAfter() insertAfter(bodyBack,mybody);//执行函数insertAfter() } //Display the background layer document.getElementById("bodybg").style.display = ""; //Display the content layer var popObj=document.getElementById("popupAddr ") popObj.innerHTML = document.getElementById(conId).innerHTML; popObj.style.display = ""; // Center the popup layer vertically left and right on the page (unified) // popObj.style.width = "600px"; // popObj.style.height = "400px"; // popObj.style.top = arrayPageScroll[1] (arrayPageSize[3] - 35 - 400) / 2 'px'; // popObj.style.left = (arrayPageSize[0] - 20 - 600) / 2 'px'; // Center the pop-up layer vertically left and right on the page ( Personality) var arrayConSize=getConSize(conId) popObj.style.top = arrayPageScroll[1] (arrayPageSize[3] - arrayConSize[1]) / 2-50 'px'; popObj.style .left = (arrayPageSize[0] - arrayConSize[0]) / 2 -30 'px'; } } //Get the original size of the content layer function getConSize(conId){ var conObj=document.getElementById(conId) conObj.style.position = "absolute"; conObj.style.left=-1000 "px"; conObj.style.display=""; var arrayConSize=[conObj.offsetWidth,conObj.offsetHeight] conObj.style.display="none"; return arrayConSize; } function insertAfter(newElement,targetElement){//Insert var parent = targetElement.parentNode; if(parent.lastChild == targetElement){ parent.appendChild(newElement); } else{ parent.insertBefore(newElement ,targetElement.nextSibling); } } //Get the height of the scroll bar function getPageScroll(){ var yScroll; if (self.pageYOffset) { yScroll = self.pageYOffset; } else if (document.documentElement && document.documentElement.scrollTop){ yScroll = document.documentElement.scrollTop; } else if (document.body) { yScroll = document.body.scrollTop; } arrayPageScroll = new Array('',yScroll) return arrayPageScroll; } //Get the actual size of the page function getPageSize(){ var xScroll,yScroll; if (window.innerHeight && window.scrollMaxY){ xScroll = document.body.scrollWidth; yScroll = window.innerHeight window.scrollMaxY; } else if (document.body.scrollHeight > document.body.offsetHeight){ sScroll = document.body.scrollWidth; yScroll = document.body.scrollHeight; } else { xScroll = document.body.offsetWidth; yScroll = document.body.offsetHeight; } var windowWidth,windowHeight; //var pageHeight,pageWidth; if (self.innerHeight) { windowWidth = self.innerWidth; windowHeight = self.innerHeight; } else if (document.documentElement && document.documentElement.clientHeight) { window Width = document.documentElement.clientWidth; windowHeight = document.documentElement.clientHeight; } else if (document.body) { windowWidth = document.body.clientWidth; windowHeight = document.body. clientHeight; } var pageWidth,pageHeight if(yScroll pageHeight = windowHeight; } else { pageHeight = yScroll; } if(xScroll pageWidth = windowWidth; } else { pageWidth = xScroll; } arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) return arrayPageSize; } //关闭弹出层 function closeLayer(){ document.getElementById("popupAddr").style.display = "none"; document.getElementById("bodybg").style.display = "none"; return false; } 风格设置 关闭 此处显示内容 设置提示 关闭 此处显示提示内容" 提示1 提示2 1 风格演示 关闭 此处显示内容

Implementation code for web page background darkening effect after clicking pop-up layer effect & pop-up window_javascript skills

Related articles