function movePosition(position,target) {
	var element = document.getElementById(target);
	element.scrollLeft = position;
}

function moveLeft(step,target) {
	var element = document.getElementById(target);
	element.scrollLeft = element.scrollLeft + step;
	var stringaLeft = "moveLeft(" + step + ",\"" + target + "\")";
	leftTime=setTimeout(stringaLeft,20);
}
  
function moveRight(step,target) {
	var element = document.getElementById(target);
	element.scrollLeft = element.scrollLeft - step;
	var stringaRight = "moveRight(" + step + ",\"" + target + "\")";
	rightTime=setTimeout(stringaRight,20);
}