主题:  虚心求问“漂浮广告图片”的制作方法

xtbr

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#12003/9/4 10:30:44
小弟刚学网页两个星期了,帮我叔叔的仪表厂做网页,我想做一个像
这个网站第一页那个“夏日风情”可以四处漂动的广告。各位前辈,斑主,可以教教我吗?我好想学(而且好急)
麻烦了~



xtbr

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#22003/9/4 11:05:08
我承认我很菜,但大家有空也拉菜菜一把



bAnInE

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#32003/9/4 14:36:51
可以用插件

http://www.dw-mx.com/plug/plug.asp
中下那个 "飘浮图片插件"



吃鱼专家

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#42003/9/4 15:34:25
var brOK=false;
var mie=false;
var vmin=2;
var vmax=5;
var vr=3;
var timer1;
var jobads;

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 jobads()
{
    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();
    }
    jobads.named="jobads";
    jobads.vx=vmin+vmax*Math.random();
    jobads.vy=vmin+vmax*Math.random();
    jobads.w=1;
    jobads.h=1;
    jobads.xx=0;
    jobads.yy=0;
    jobads.timer1=null;
    movechip("jobads");
}

document.write('
');
document.write('');
document.write('
');
jobads();