漂浮广告代码、漂浮代码分析（讲解） 博客分类： javaweb
程序员文章站
2024-03-20 14:58:28
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总共有三个文件1.htm 主文件、liangbian.js 在两边漂浮的代码 、piaofu.js在全屏幕漂浮的代码
把他们的分别保存成三个文件，放在一个目录下，双击1.htm就可以看到效果了.
大家可以根据需要更换图片和链接。
1.htm
liangbian.js
piaofu.js
把他们的分别保存成三个文件，放在一个目录下，双击1.htm就可以看到效果了.
大家可以根据需要更换图片和链接。
1.htm
<html> <body link="#000000" vlink="#000000"> <script language=JavaScript src="liangbian.js"></script> <script language=JavaScript src="piaofu.js"></script> </body> </html>
liangbian.js
//左边
var left_img='<a href=http://www.baidu.com/ target=_blank><img src=1.gif border=0></a><br><br><a href="http://www.google.com" target=_blank><img src=2.gif border=0></a>';
//上边是两个左边的图片效果，不够可以继续加，代码就是“<br><a href="http://www.google.com" target=_blank><img src=2.gif border=0></a>”
//右边
var right_img='<a href=http://www.baidu.com.cn target=_blank><img src=1.gif border=0></a><br><br><a href="http://www.google.com/" target=_blank><img src=2.gif border=0></a>';
//var right_img='<EMBED src=1.swf quality=high WIDTH=80 HEIGHT=170 TYPE="application/x-shockwave-flash"></EMBED>';
var delta=0.05
var collection;
function floaters() {
this.items = [];
this.addItem = function(id,x,y,content)
{
document.write('<DIV id='+id+' style="Z-INDEX: 10; POSITION: absolute; width:80px; height:60px;left:'+(typeof(x)=='string'?eval(x):x)+';top:'+(typeof(y)=='string'?eval(y):y)+'">'+content+'</DIV>');
var newItem = {};
newItem.object = document.getElementById(id);
newItem.x = x;
newItem.y = y;
this.items[this.items.length] = newItem;
}
this.play = function()
{
collection = this.items
setInterval('play()',10);
}
}
function play()
{
for(var i=0;i<collection.length;i++)
{
var followObj = collection[i].object;
var followObj_x = (typeof(collection[i].x)=='string'?eval(collection[i].x):collection[i].x);
var followObj_y = (typeof(collection[i].y)=='string'?eval(collection[i].y):collection[i].y);
if(followObj.offsetLeft!=(document.body.scrollLeft+followObj_x)) {
var dx=(document.body.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
dx=(dx>0?1:-1)*Math.ceil(Math.abs(dx));
followObj.style.left=followObj.offsetLeft+dx;
}
if(followObj.offsetTop!=(document.body.scrollTop+followObj_y)) {
var dy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;
dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
followObj.style.top=followObj.offsetTop+dy;
}
followObj.style.display = '';
}
}
var theFloaters = new floaters();
theFloaters.addItem('followDiv1','document.body.clientWidth-100',230,''+right_img+'');
theFloaters.addItem('followDiv2',20,230,''+left_img+'');
theFloaters.play();
piaofu.js
//可设置漂浮图片是否为FLASH以及显示大小
var brOK=false;
var mie=false;
var vmin=2;
var vmax=5;
var vr=1;
var timer1;
var ads;
var isflash=0; //是否为FLASH文件的漂浮 1=是 0=否
var pic="1.gif"; //图片的地址
var alt="请点我吧!"; //鼠标放在图片上时显示的提示文字
var url="http://www.google.com/"; //图片链接的地址
var flashurl="1.swf"; //FLASH文件的路径
var Wimg=80; //图像的宽度
var Himg=80; //图像的高度
function movechip(chipname)
{
if(brOK)
{
eval("chip="+chipname);
if(!mie)
{
pageX=window.pageXOffset;
pageW=window.innerWidth;
pageY=window.pageYOffset;
pageH=window.innerHeight;
}
else
{
pageX=window.document.body.scrollLeft;
pageW=window.document.body.offsetWidth-8;
pageY=window.document.body.scrollTop;
pageH=window.document.body.offsetHeight;
}
chip.xx=chip.xx+chip.vx;
chip.yy=chip.yy+chip.vy;
chip.vx+=vr*(Math.random()-0.5);
chip.vy+=vr*(Math.random()-0.5);
if(chip.vx>(vmax+vmin)) chip.vx=(vmax+vmin)*2-chip.vx;
if(chip.vx<(-vmax-vmin)) chip.vx=(-vmax-vmin)*2-chip.vx;
if(chip.vy>(vmax+vmin)) chip.vy=(vmax+vmin)*2-chip.vy;
if(chip.vy<(-vmax-vmin)) chip.vy=(-vmax-vmin)*2-chip.vy;
if(chip.xx<=pageX)
{
chip.xx=pageX;
chip.vx=vmin+vmax*Math.random();
}
if(chip.xx>=pageX+pageW-chip.w)
{
chip.xx=pageX+pageW-chip.w;
chip.vx=-vmin-vmax*Math.random();
}
if(chip.xx>=680)
{
chip.xx=chip.xx-20;
chip.vx=-vmin-vmax*Math.random();
}
if(chip.yy<=pageY)
{
chip.yy=pageY;
chip.vy=vmin+vmax*Math.random();
}
if(chip.yy>=pageY+pageH-chip.h)
{
chip.yy=pageY+pageH-chip.h;
chip.vy=-vmin-vmax*Math.random();
}
if(!mie)
{
eval('document.'+chip.named+'.top ='+chip.yy);
eval('document.'+chip.named+'.left='+chip.xx);
}
else
{
eval('document.all.'+chip.named+'.style.pixelLeft='+chip.xx);
eval('document.all.'+chip.named+'.style.pixelTop ='+chip.yy);
}
chip.timer1=setTimeout("movechip('"+chip.named+"')",80);
}
}
function stopme(chipname)
{
if(brOK)
{
eval("chip="+chipname);
if(chip.timer1!=null)
{
clearTimeout(chip.timer1)
}
}
}
function ads()
{
if(navigator.appName.indexOf("Internet Explorer")!=-1)
{
if(parseInt(navigator.appVersion.substring(0,1))>=4) brOK=navigator.javaEnabled();mie=true;
}
if(navigator.appName.indexOf("Netscape")!=-1)
{
if(parseInt(navigator.appVersion.substring(0,1))>=4) brOK=navigator.javaEnabled();
}
ads.named="ads";
ads.vx=vmin+vmax*Math.random();
ads.vy=vmin+vmax*Math.random();
ads.w=1;
ads.h=1;
ads.xx=0;
ads.yy=0;
ads.timer1=null;
movechip("ads");
}
document.write('<div id="ads" onmouseover=stopme("ads"); onmouseout=movechip("ads"); style="height:49px;left:178px;position:absolute;top:1237px;width:70px; z-index:1000">');
if (isflash>0)
{
document.write("<EMBED src='" + flashurl + "' quality=high WIDTH='" + Wimg + "' HEIGHT='" + Himg + "' TYPE='application/x-shockwave-flash'></EMBED>");
}
else
{
document.write("<a href='" + url + "' target=_blank>");
document.write("<img src='" + pic + "' alt='" + alt + "' border=0 width='" + Wimg + "' height='" + Himg + "'></a>");
}
document.write("</div>");
ads();