var step=parseFloat(window.container.style.posTop)+parseFloat(window.container.style.posHeight);

var diff=(window.news.style.top-window.news.scrollHeight);

var scrollspeed=50; //Millisecs
function scrollnews(){
	window.news.style.top = step;
	step-=2;
		if((parseFloat(window.news.style.posTop))<=diff) {
			step=parseFloat(window.container.style.posTop)+parseFloat(window.container.style.posHeight);
		}
}
var retval=setInterval("scrollnews();",scrollspeed);
function wait(){
	clearInterval(retval);
}

function continu(){
	retval = setInterval("scrollnews();",scrollspeed);
}