next_page=new Array()
next_page[0]="en_promotion1.html"
next_page[1]="en_promotion1.html"
next_page[2]="en_promotion1.html"

count=-1
scrollPos=0
scrollMe=""
function scrollDown() {
clearTimeout(scrollMe)
scrollPos += 1

window.frames["frame_name"].scrollTo(0,scrollPos);
scrollMe=setTimeout("scrollDown()",50)

if(scrollPos>window.frames["frame_name"].document.body.scrollHeight){
clearTimeout(scrollMe)
count++
if(count>next_page.length-1){
count=0
}
setTimeout("document.getElementById('frame_id').src=next_page[count] ",10)
scrollPos=0
}

}

function stopMe(){
clearTimeout(scrollMe)
}