var timerScroll;
	var dx = 10;
	var dt = 20;
	var stopS = false;
	var posX = 0;
	var max_x;
			
			
	function moveLayer(id,x) {
		ele = document.getElementById(id);	
	   	ele.style.left = x;
	} 

	//Avbryter scrollningen		
	function stopScroll() {
		stopS = true;
	}
	
	function scrollR() {
		stopS = false;
		ele1 = document.getElementById('pgt');
		ele2 = document.getElementById('window');
		max_x = ele1.offsetWidth - ele2.offsetWidth;
		//alert(max_y);
		sRight();
	}

	function scrollL() {
		stopS = false;
		sLeft();
	}
	
	function sRight() {
		if (posX < -max_x || stopS == true)
			return;
		clearTimeout(timerScroll);
		posX -= dx;
		moveLayer('scrollbox',posX);
		timerScroll = setTimeout("sRight()", dt);
	}
	
	function sLeft() {
		if (posX >= 0 || stopS == true)
			return;
		clearTimeout(timerScroll);
		posX += dx;
		moveLayer('scrollbox',posX);
		timerScroll = setTimeout("sLeft()", dt);
	}