var scrollUp = 0;
var scrolling = false;
var direction = 1;//1-down -1 -up
function scroll(what)
{
    if(scrolling)
    {
        scrollUp = scrollUp + direction;
        if ( scrollUp < 0 )
            scrollUp=0;
        //$("#news").animate({ scrollTop: scrollUp }, "slow");

        document.getElementById(what).scrollTop = scrollUp;
        var t=setTimeout("scroll('"+what+"')",1);
    }
    else
    {
        clearTimeout(t);
    }


}
function start(where,what)
{
    scrolling = true;
    direction = where;
    scroll(what);
                
}

function stop()
{
    scrolling = false;
                
}

$(document).ready(function(){

    $("#scrolldown").mouseenter(function(){
        start(1,"news");
    });

    $("#scrolldown").mouseleave(function(){
        stop();
    });

    $("#scrollup").mouseenter(function(){
        start(-1,"news");
    });

    $("#scrollup").mouseleave(function(){
        stop();
    });


    $("#Cscrolldown").mouseenter(function(){
        start(1,"comments");
    });

    $("#Cscrolldown").mouseleave(function(){
        stop();
    });

    $("#Cscrollup").mouseenter(function(){
        start(-1,"comments");
    });

    $("#Cscrollup").mouseleave(function(){
        stop();
    });
});