i = 1
var speed = 0.2
function scroll() {
i = i + speed
var div = document.getElementById("elsevier-rss-portlet-HBEHIEMHIDEPPCIMJBFIHEFHHKGQHKLPHTGVOIFLOH")
div.scrollTop = i
if (i > div.scrollHeight - 160) {i = 0}
t1=setTimeout("scroll()",10)
}