js 左右悬浮对联广告特效代码_布局与层

js制作web网页左右悬浮广告特效。
引用：

2、页面调用

3、js悬浮广告代码 ad.js

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关闭

'; dom.insertHtml(html);position.floatLeftCenter('ad_left'); } function ad_right(){ var html; html = '

关闭

'; dom.insertHtml(html);position.floatRightCenter('ad_right'); } myEvent.add(window,'load',ad_left); myEvent.add(window,'load',ad_right);