var scrollAmount = 0;
var scrolledAmount = 0;
var scrollTimeout = null;

function newsScrollUp() {
    clearTimeout(scrollTimeout);
    scrollTimeout = setInterval("newsDoScroll(-5)",25);
}

function newsScrollDown() {
    clearTimeout(scrollTimeout);
    scrollTimeout = setInterval("newsDoScroll(+5)",25);
}

function newsStopScroll() {
	clearTimeout(scrollTimeout);
    scrollAmount = 0;
}

function newsDoScroll(modifier) {	
	var newsDiv = document.getElementById('news-in');
    newsDiv.scrollTop = newsDiv.scrollTop + modifier;
}