var currentPosition = 0
var Timer;
var bima = 4;
var delay = 1;

function scroll(ref, position) {
    
    var obj = document.getElementById(ref);
    var obj2 = document.getElementById("t1");
    var widthForMove = obj2.offsetWidth - obj.offsetWidth;

    clearTimeout(Timer);
    if (position == "left") {
        if (obj.offsetLeft > -(widthForMove)) {
            obj.style.left = obj.offsetLeft - bima;

            startTimer(ref, position)
        }
    }
    else {
        if (obj.offsetLeft < 0) {
            obj.style.left = obj.offsetLeft + bima;

            startTimer(ref, position)
        }
    }
}

function startTimer(ref, position) {
    Timer = setTimeout('scroll("' + ref + '","' + position + '")', delay);
}

function stopScroll(ref) {
    clearTimeout(Timer);
}