ScrollRate = 140;

function scrollDiv_init() {
	DivElmnt = document.getElementById('ticker');
	ReachedMaxScroll = false;
	
	DivElmnt.scrollTop = 0;
	PreviousScrollTop  = 0;
	
	ScrollInterval = setInterval('scrollDiv()', ScrollRate);
}

function scrollDiv() {
	
	if (!ReachedMaxScroll) {
		DivElmnt.scrollTop = PreviousScrollTop;
		PreviousScrollTop++;
		
		ReachedMaxScroll = DivElmnt.scrollTop >= (DivElmnt.scrollHeight - DivElmnt.offsetHeight);
	}
	else {
		ReachedMaxScroll = (DivElmnt.scrollTop == 0)?false:true;
		
		DivElmnt.scrollTop = PreviousScrollTop;
		PreviousScrollTop--;
	}

}