看它的源文件﹕﹕﹕var key=0;
function nextAd(){
if(adNum<j)adNum++ ;
else adNum=1;
if( key==0 ){
key=1;
} else if (document.all){
imgInit.filters.revealTrans.Transition=6;
imgInit.filters.revealTrans.apply();
playTran(); }
document.images.imgInit.src=imgUrl[adNum];
document.getElementById('jdtz').innerHTML=imgTz[adNum];
theTimer=setTimeout("nextAd()", 6000);
}
<a href="javascript:goUrl()"><img style="FILTER: revealTrans(duration=2,transition=20);border-color:black;color:#000000" src="javascript:nextAd()" width=258 height=162 border=1 class=img01 name=imgInit></a>
function nextAd(){
if(adNum<j)adNum++ ;
else adNum=1;
if( key==0 ){
key=1;
} else if (document.all){
imgInit.filters.revealTrans.Transition=6;
imgInit.filters.revealTrans.apply();
playTran(); }
document.images.imgInit.src=imgUrl[adNum];
document.getElementById('jdtz').innerHTML=imgTz[adNum];
theTimer=setTimeout("nextAd()", 6000);
}
<a href="javascript:goUrl()"><img style="FILTER: revealTrans(duration=2,transition=20);border-color:black;color:#000000" src="javascript:nextAd()" width=258 height=162 border=1 class=img01 name=imgInit></a>
<script language=JavaScript>
function HelpArray2(len)
{
this.length=len;
}
HelpText2 = new HelpArray2(6);
HelpText2[0] ="<a href=/rd.php?pid=1&tag=hp_ud_2&tgt=http://article.pchome.net/2004/08/18/24394.htm><img border='0' src='http://article.pchome.net/2004/08/18/24394_p3.jpg'></a>";//A01
HelpText2[1] ="<a href=/rd.php?pid=1&tag=hp_ud_2&tgt=http://article.pchome.net/2004/08/19/24411.htm><img border='0' src='http://article.pchome.net/2004/08/19/24411_p3.jpg'></a>";//A02
HelpText2[2] ="<a href=/rd.php?pid=1&tag=hp_ud_2&tgt=http://article.pchome.net/2004/08/18/24334.htm><img border='0' src='http://article.pchome.net/2004/08/18/24334_p3.jpg'></a>";//A03
HelpText2[3] ="<a href=/rd.php?pid=1&tag=hp_ud_2&tgt=http://digi.pchome.net/new><img border='0' src='http://article.pchome.net/2004/08/20/24511_p3.jpg'></a>";//A04
HelpText2[4] ="<a href=/rd.php?pid=1&tag=hp_ud_2&tgt=http://article.pchome.net/2004/08/19/24454.htm><img border='0' src=http://www.pchome.net/photo/2004/08/19/2501.jpg></a>";//A05
HelpText2[5] ="<a href=/rd.php?pid=1&tag=hp_ud_2&tgt=http://article.pchome.net/2004/08/20/24483.htm><img border='0' src='http://www.pchome.net/photo/2004/08/20/2503.jpg'></a>";//A06
ScriptText2 = new HelpArray2(6);
var i = 0;
function playHelp()
{
if (i == 5)
{ i = 0; }
else
{ i++; }
div_X2.filters[0].apply();
div_X2.innerHTML = HelpText2[i];
div_X2.filters[0].play();
mytimeout = setTimeout('playHelp()',4500);
}
var mytimeout;
</script>
<span id=div_X2 style="FILTER: progid:DXImageTransform.Microsoft.Wipe(duration=2, gradientsize=0.25,motion=reverse ); WIDTH=240">
<img height=190 src="javascript:playHelp()" width=240 border=0></a></span></div>