function scroller(ps){
                scroller_up(ps,250);
}
        
function scroller_up(ps,y){
        y = y + (ps - y)*.1;
        window.scroll(0,y);
        if (((ps - y) <= .5)&&((ps - y) >= -.5))
        {                                       
                y = ps;
        }else{
                setTimeout("scroller_up("+ps+","+y+")",1);
        }
}

function scroller_e(ps){
        y = 1;
        kyoukai = ps*.5;
        while(y <= kyoukai)
        {
                window.scroll(0,y);
                y = y + (y*.05);
        // speed
    }
        while(y != ps)
        {
                window.scroll(0,y);
                y = y + (ps-y)*.05;
                // speed
                if (((ps - y) <= .5)&&((ps - y) >= -.5))
                {                                       
                        y = ps;
                }               
        }
}