var timer = null;

			function ScrollStart( dir ) {
				stopScroller();
				timer = window.setInterval( function() { scrollIt( dir ) }, 25);
				document.onmouseup=stopScroller;
			}

			function scrollIt( dir ) {
				var obj = document.getElementById('cont');

				switch( dir )
				{
					case 'left': obj.scrollLeft-=3; break;
					default: obj.scrollLeft+=3; break;
				}
			}

			function stopScroller() {
				window.clearInterval( timer );
			}