循环出图片

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++;
elseelady_star_sh=1;
setTimeout("elady1_moveImg()",elady_speed);}

e_tplink[0]="http://www.zznj.com";
e_tp[0]="images/01.jpg";

e_tplink[1]="http://www.zznj.com";
e_tp[1]="images/02.jpg";

e_tplink[2]="http://www.zznj.com";
e_tp[2]="images/03.jpg";

e_tplink[3]="http://www.zznj.com";
e_tp[3]="images/04.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('<a onMouseOver="elady1_listMsg();return document.returnValue" href="javascript:elady1_linkurl()" target="_self">');
document.write('<img style="FILTER: revealTrans(duration=2,transition=20)" height=127 src="javascript:elady1_nextAd()" width=164 border=0 name=e_tprotator ></a>');
document.write("</div>");