兼容多浏览器的JS 浮动广告[推荐]

时间:2020-05-12 人气:0

漂浮广告是我们经常用到的广告形式，站长的必备代码，相信你一定能用得上。

<title>JS浮动广告</title> 
<style type="text/css"> 
img{border:0;} 
</style> 
<SCRIPT type=text/javascript> 
function addEvent(obj,evtType,func,cap){ 
cap=cap||false; 
if(obj.addEventListener){ 
obj.addEventListener(evtType,func,cap); 
return true; 
}else if(obj.attachEvent){ 
if(cap){ 
obj.setCapture(); 
return true; 
}else{ 
return obj.attachEvent("on" + evtType,func); 
} 
}else{ 
return false; 
} 
} 
function getPageScroll(){ 
var xScroll,yScroll; 
if (self.pageXOffset) { 
xScroll = self.pageXOffset; 
} else if (document.documentElement && document.documentElement.scrollLeft){ 
xScroll = document.documentElement.scrollLeft; 
} else if (document.body) { 
xScroll = document.body.scrollLeft; 
} 
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(xScroll,yScroll); 
return arrayPageScroll; 
} 
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){ 
xScroll = document.body.scrollWidth; 
yScroll = document.body.scrollHeight; 
} else { 
xScroll = document.body.offsetWidth; 
yScroll = document.body.offsetHeight; 
} 
var windowWidth, windowHeight; 
if (self.innerHeight) { 
windowWidth = self.innerWidth; 
windowHeight = self.innerHeight; 
} else if (document.documentElement && document.documentElement.clientHeight) { 
windowWidth = document.documentElement.clientWidth; 
windowHeight = document.documentElement.clientHeight; 
} else if (document.body) { 
windowWidth = document.body.clientWidth; 
windowHeight = document.body.clientHeight; 
} 
if(yScroll < windowHeight){ 
pageHeight = windowHeight; 
} else { 
pageHeight = yScroll; 
} 
if(xScroll < windowWidth){ 
pageWidth = windowWidth; 
} else { 
pageWidth = xScroll; 
} 
arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
return arrayPageSize; 
}

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