var t=demoNews.scrollWidth
demoNews1.innerHTML+=demoNews1.innerHTML
function doMarqueeNews()
{demoNews.scrollLeft=demoNews.scrollLeft<demoNews.scrollWidth-demoNews.offsetWidth?demoNews.scrollLeft+1:t-demoNews.offsetWidth}
function doscrollNews()
{sc=setInterval(doMarqueeNews,20)}
function stopscrollNews()
{clearInterval(sc)}
doscrollNews()