var sp = 0;
function scroll(right)
    {
        amt = 205;
        
        if (e=document.getElementById('choices'))
            if (right == undefined)
                {
                    //e.scrollLeft -= amt;
                    oldScrollPos = sp;
                    sp -= amt;
                    
                    if (sp < 0) sp = 0;
                    
                    t1 = new Tween(e,'scrollLeft',Tween.strongEaseOut,oldScrollPos,sp,0.5);
                    t1.start();
                }
            else
                {
                    //e.scrollLeft += amt;
                    oldScrollPos = sp;
                    sp += amt;
                    t1 = new Tween(e,'scrollLeft',Tween.strongEaseOut,oldScrollPos,sp,0.5);
                    t1.start();
                }
    }