js制作web网页左右悬浮广告特效。
引用:
<script src="js/ad.js" type="text/javascript"></script>
2、页面调用
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<!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" lang = "zh-CN" > < head > < meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" /> < title >js制作web网页左右悬浮广告特效_www.zzvips.com</ title > < style > body{font-family:Arial, Helvetica, sans-serif,"宋体"; font-size:12px; height:2000px; color:#667382} *{ padding:0px; margin:0px;} ul{margin:0px;padding:0px;} li{list-style-type:none;margin:0px;padding:0px;} .fl{ float:left;} .fr{ float:right;} .cl{ clear:both;} .zz {margin-top: 0px;margin-right: auto;margin-bottom: 0px; margin-left: auto;} .tc{ text-align:center;} .jiac{ font-weight:bold;} .cur{cursor: pointer;} img{ border:0px;} </ style > </ head > < body > < script src = "js/ad.js" type = "text/javascript" ></ script > </ body > </ html > |
3、js悬浮广告代码 ad.js
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var browser={ie6: function (){ return ((window.XMLHttpRequest==undefined)&&(ActiveXObject!=undefined))},getWindow: function (){ var myHeight=0; var myWidth=0; if ( typeof (window.innerWidth)== 'number' ){myHeight=window.innerHeight;myWidth=window.innerWidth} else if (document.documentElement){myHeight=document.documentElement.clientHeight;myWidth=document.documentElement.clientWidth} else if (document.body){myHeight=document.body.clientHeight;myWidth=document.body.clientWidth} return { 'height' :myHeight, 'width' :myWidth}},getScroll: function (){ var myHeight=0; var myWidth=0; if ( typeof (window.pageYOffset)== 'number' ){myHeight=window.pageYOffset;myWidth=window.pageXOffset} else if (document.documentElement){myHeight=document.documentElement.scrollTop;myWidth=document.documentElement.scrollLeft} else if (document.body){myHeight=document.body.scrollTop;myWidth=document.body.scrollLeft} return { 'height' :myHeight, 'width' :myWidth}},getDocWidth: function (D){ if (!D) var D=document; return Math.max(Math.max(D.body.scrollWidth,D.documentElement.scrollWidth),Math.max(D.body.offsetWidth,D.documentElement.offsetWidth),Math.max(D.body.clientWidth,D.documentElement.clientWidth))},getDocHeight: function (D){ if (!D) var D=document; return Math.max(Math.max(D.body.scrollHeight,D.documentElement.scrollHeight),Math.max(D.body.offsetHeight,D.documentElement.offsetHeight),Math.max(D.body.clientHeight,D.documentElement.clientHeight))}}; var dom={ID: function (id){ var type= typeof (id); if (type== 'object' ) return id; if (type== 'string' ) return document.getElementById(id); return null },insertHtml: function (html){ var frag=document.createDocumentFragment(); var div=document.createElement( "div" );div.innerHTML=html; for ( var i=0,ii=div.childNodes.length;i<ii;i++){frag.appendChild(div.childNodes[i])}document.body.insertBefore(frag,document.body.firstChild)}}; var myEvent={add: function (element,type,handler){ var ele=dom.ID(element); if (!ele) return ; if (ele.addEventListener)ele.addEventListener(type,handler, false ); else if (ele.attachEvent)ele.attachEvent( "on" +type,handler); else ele[ "on" +type]=handler},remove: function (element,type,handler){ var ele=dom.ID(element); if (!ele) return ; if (ele.removeEventListener)ele.removeEventListener(type,handler, false ); else if (ele.detachEvent)ele.detachEvent( "on" +type,handler); else ele[ "on" +type]= null }}; var position={rightCenter: function (id){ var id=dom.ID(id); var ie6=browser.ie6(); var win=browser.getWindow(); var ele={ 'height' :id.clientHeight, 'width' :id.clientWidth}; if (ie6){ var scrollBar=browser.getScroll()} else { var scrollBar={ 'height' :0, 'width' :0};id.style.position= 'fixed' }ele.top=parseInt((win.height-ele.height)/2+scrollBar.height);id.style.top=ele.top+ 'px' ;id.style.right= '3px' },floatRightCenter: function (id){position.rightCenter(id); var fun= function (){position.rightCenter(id)}; if (browser.ie6()){myEvent.add(window, 'scroll' ,fun);myEvent.add(window, 'resize' ,fun)} else {myEvent.add(window, 'resize' ,fun)}},leftCenter: function (id){ var id=dom.ID(id); var ie6=browser.ie6(); var win=browser.getWindow(); var ele={ 'height' :id.clientHeight, 'width' :id.clientWidth}; if (ie6){ var scrollBar=browser.getScroll()} else { var scrollBar={ 'height' :0, 'width' :0};id.style.position= 'fixed' }ele.top=parseInt((win.height-ele.height)/2+scrollBar.height);id.style.top=ele.top+ 'px' ;id.style.left= '3px' },floatLeftCenter: function (id){position.leftCenter(id); var fun= function (){position.leftCenter(id)}; if (browser.ie6()){myEvent.add(window, 'scroll' ,fun);myEvent.add(window, 'resize' ,fun)} else {myEvent.add(window, 'resize' ,fun)}}}; function ad_left(){ var html; html = '<div id="ad_left" style="position:absolute;width:130px;height:300px;z-index:10001"><a style="position:absolute;top:-15px;left:0;" href="javascript:void(0);" onclick="document.getElementById(\'ad_left\').style.display=\'none\'">关闭</a><a href="http://www.plchome.org"><img src="images/ad.jpg" width="130" height="300" /></a></div>' ; dom.insertHtml(html);position.floatLeftCenter( 'ad_left' ); } function ad_right(){ var html; html = '<div id="ad_right" style="position:absolute;width:130px;height:300px;z-index:10001"><a style="position:absolute;top:-15px;right:0;" href="javascript:void(0);" onclick="document.getElementById(\'ad_right\').style.display=\'none\'">关闭</a><a href="http://www.zzvips.com"><img src="images/ad.jpg" width="130" height="300" /></a></div>' ; dom.insertHtml(html);position.floatRightCenter( 'ad_right' ); } myEvent.add(window, 'load' ,ad_left); myEvent.add(window, 'load' ,ad_right); |
完成。