给你一个参考，本人网站用的广告代码。

<script language=JavaScript>

var elady_step=3; //1:small, 3:middle, 5:big

var elady_speed=50; //20:fast, 50:middle, 80:slow

var e_tp=new Array();

var e_tplink=new Array();

var adNum_elady1=0;

var elady_stop_sh=0;

var elady_star_sh=1;

function elady1_moveImg(){

if ((!document.all&&!document.getElementById)||(elady_stop_sh==0)) return;

if (elady_star_sh==1){

document.all.elady1_divimg.style.pixelTop=parseInt(document.all.elady1_divimg.style.pixelTop)+elady_step;}

else if (elady_star_sh==2){

document.all.elady1_divimg.style.pixelLeft=parseInt(document.all.elady1_divimg.style.pixelLeft)+elady_step;}

else if (elady_star_sh==3){

document.all.elady1_divimg.style.pixelTop=parseInt(document.all.elady1_divimg.style.pixelTop)-elady_step;}

else{

document.all.elady1_divimg.style.pixelLeft=parseInt(document.all.elady1_divimg.style.pixelLeft)-elady_step;}

if (elady_star_sh<4) elady_star_sh++;

else elady_star_sh=1;

setTimeout("elady1_moveImg()",elady_speed);}

e_tplink[0]="";

e_tp[0]="img/500x250_1.jpg";

e_tplink[1]="";

e_tp[1]="img/500x250_2.jpg";

e_tplink[2]="";

e_tp[2]="img/500x250_3.jpg";

e_tplink[3]="";

e_tp[3]="img/500x250_4.jpg";

var currentimage=new Array();

for (i=0;i<=3;i++){currentimage[i]=new Image();

currentimage[i].src=e_tp[i];

}

function elady1_set(){ if (document.all)

{ e_tprotator.filters.revealTrans.Transition=Math.floor(Math.random()*23);

e_tprotator.filters.revealTrans.apply(); }

}

function elady1_playCo()

{ if (document.all) e_tprotator.filters.revealTrans.play()

}function elady1_nextAd(){ if(adNum_elady1<e_tp.length-1)adNum_elady1++ ;

else adNum_elady1=0;

elady1_set();

document.images.e_tprotator.src=e_tp[adNum_elady1];

elady1_playCo();

theTimer=setTimeout("elady1_nextAd()", 4000);}

function elady1_linkurl(){ jumpUrl=e_tplink[adNum_elady1];

jumpTarget='_blank';

if (jumpUrl != ''){ if (jumpTarget != '')window.open(jumpUrl,jumpTarget);

else location.href=jumpUrl;

}}

function elady1_listMsg()

{ status=e_tplink[adNum_elady1];

document.returnValue = true;}

document.write("<div id='elady1_divimg' style='position:relative'>");

document.write('<img style="FILTER: revealTrans(duration=2,transition=20)" height=250 src="javascript:elady1_nextAd()" width=500 border=0 name=e_tprotator >');

document.write("</div>");

</script>

如果你要 “超级管理员才能点击，而其他的人不能点击”

那就不是JS了，ASP或PHP 加用户判读，如果是1，显示按键。如果不是，显示空白。