function speedUp(){
	speed = document.getElementById("scroller").scrollAmount;
	speed += 1;
	document.getElementById("scroller").scrollAmount = speed;
}

function speedDown(){
	speed = document.getElementById("scroller").scrollAmount;
	speed -= 2;
	
	if(speed <= 2){
		speed = 1;
	}
	document.getElementById("scroller").scrollAmount = speed;
}
function pausePlay(){
	if(document.getElementById("scroller").scrollAmount)
		document.getElementById("scroller").scrollAmount = 0;
	else
		document.getElementById("scroller").scrollAmount = 2;
}