ymck-9  自动滚屏：

<script Language="JavaScript">
<
function scrollit(){
for (I=1; I<=500; I++){
parent.scroll(1,I)
}
}
//-->
</script>
<form>
<div align="center"><center><p><input type="button" value="向下滚屏" onClick="scrollit()"> </p>
</center></div>
</form>