var time=3;
var rtime=10000;
var image= new Array();
image[0]='img\\topic_sk.jpg';
image[1]='img\\topic_dh.jpg';
var ii=0;

function imgchange(){
imgframe.filters.blendTrans.Apply();
imgframe.filters.blendTrans.duration=time;
imgframe.src=image[ii];
imgframe.filters.blendTrans.Play();
ii=ii+1;
if (ii>1) ii=0;
t=setTimeout('imgchange()',rtime);
}